Computer Network Questions and Answers July 10, 2018

Rabin (1993) argues that if we assume reciprocal preferences then it is possible to transform the prisoners dilemma game into a staghunt game with two payoff ranked equilibria. (a) Write down the payoff matrix for a representative prisoners dilemma game. (b) Then clearly explain how the Rabin argument works. In doing so you must (c) Show a second

How to write code to create a MAINTENANCE table and its required constraints. The table below provides details of the meaning of the "additional" attributes in the MAINTENANCE table. You must pick RESTRICT/NO ACTION on the delete rule for all FK constraints. Attribute name Meaning maint_id Maintenance ID (unique for each maintenance record)

Demonstrating how integrated technologies allow a business to operate as a team outside an office: Intel (2013, September 18). Mobile Business Devices with Collaboration Tools to Help Your Business Boost Productivity | Intel [Video]. YouTube.https://www.youtube.com/watch?v=gECfByT_gHI Use the Internet to research three additional tools not used in

Mei is working from home and speaking with her department manager on a Voice over IP (VoIP) phone connection. This technology allows telephone conversations to be routed over the Internet. During a VoIP conversation, Mei loses a few moments of what the manager has said to her. What is the problem

The grandfather of all text-based adventure games is Colossal Cave Adventure, which also went by the names Adventure and ADVENT (on early systems with file name limits). Adventure was created by Will Crowther and Don Woods in 1975-1977 and originally written in FORTRAN (a third-generation computer language) for PDP minicomputers. It has been

The practice you are about to join as a new FNP will become part of a statewide telehealth system to link community-based clinics throughout the state. Access to specialty care has become very difficult since the areas largest business-the paper mill- closed due to the economic crisis in 2008. Many lost jobs, the community could no longer support

Develop a systematic process for your weather data analysis system. It will store data to a database that you will analyze later. Prior to creating the flowchart consider the inputs, outputs, and processing needed in the system. Prior to creating the flowchart fill out the IPO chart.

Suppose you work for a company that produces chocolates. You head the quality control team and are in charge to spot chocolates that do not meet sufficient quality standards (bad chocolates). A quality control company is offering you a service to automatically spot bad chocolates. However, they declare an error of 0.5 in detecting bad chocolates

Calculate the IOPS for a disk with the following specifications Rotational speed in RPM 5400 Average seek time in msec 6 Data Block Size 512 Data Transfer Rate MBs 1189 Answer,The formula for calculating disk service time Ts is Ts T LX Where T average seek time L rotational latency 0.5(Disk RPM60) 30000(Disk RPM) X internal transfer time

Laura Walsh owed 560 to a local department store. The debt was assigned to a collection agency. The agency did the following (a) used a postcard to contact Laura and summarize her debt, (b) called her at 7 AM to catch her before she left for work, (c) called her in spite of Lauras requests to stop, (d) contacted her employer about the debt, (e)

If you were faced with an imminent catastrophic attack or security event and you have only the time to secure one thing, what would it be and why? What would come in second?

1. You are troubleshooting why a service cannot be started. You have checked that the appropriate local service account is assigned to the service. You have also verified that the service is not disabled. What other aspect of the dialog box of the service's properties might you investigate while trying to diagnose why the service cannot be

1.Examine the alert and understand the content such as source and destination IP addresses, the Alert (ICMP packet found messages). Then interpret and analyze the triggered alert in the context of network security with respect to inbound and outbound ICMP traffic to and from the Kali. 2. Considering the run time for ICMP packet processing

In the network G below, the demand values are shown on vertices (supply value if negative). Lower bounds on flow and edge capacities are shown as (lower bound, capacity) for each edge. Determine if there is a feasible circulation in this graph. You need to show all your steps. (2,6) (2,4) 5 4 (1, 4) 9 (3,4) (2,3) (2,5) 3 13 (2,5) (a) Reduce the

Reflecting on your own learning of geometry concepts (in school andor in university), what do you think of the needrolepotential of dynamic geometry software, such as GeoGebra or Geometry Explorer, as a tool in your school instruction of geometry concepts What do you think would be your biggest challenge in using such a technology in your classroom

Your team has decided that only authorized staff members should now be entering the server room, as outlined by the organizational requirements document. In the field below, MAKE a sign-in sheet for staff members to use, being sure to include critical information such as when they signed in and out, who authorised their entry, and what work was

A server computer running TCP/IP transfers a file to a client computer. The file contains 8,192 bytes. Assume a maximum payload size of 512 bytes is sent in each packet and that both systems are running IPv4. Also, assume that the three-way handshake and window size negotiation have been completed and that no errors occur during transmission. 1)

You are your company's new risk manager. You've been asked to outline your approach to a comprehensive Risk Management Program based on 4 pillars: Identification- Identify the infrastructure your company relies upon to conduct operation; Assessment- Identify threats and hazards to your critical infrastructure, the resulting vulnerabilities and

Social engineering is the art of manipulation and exploiting human nature by getting people to perform tasks or release information that violates security. Social engineering is an exploit that is almost always be performed against a target organization due to the presence of humans. For your initial discussion post, please research 2 social

Part 1 Please discuss how the Internet has affected your use of coupons andor discounts. Do you use them more so now Do you actually save more money Or do you find yourself spending more money on things you really did not need

9. There are 4 switches and a Router. Suppose Host A is sending a Packet to host B. Assume that neither A nor B have sent any packet prior to that. AA12F35C01BC (1) (2) 20FF3A8C014E 10D4E1AB97FO BB8934E70138 B a. The of hosts receiving a frame containing the packet sent by A is b. The of hosts receiving the same frame containing the packet sent

a. Explain the type of cable used to do the connection between the computer and the switch, and explain other types of connections that are available in Cisco Packet Tracer.(20 mark) b. i. What is the function of the FTP command?(15 mark) ii. Explain the steps to test that the FTP is working between the PC and the Server.(20 mark)

You manage a single domain named widgets.com. Recently, you noticed that there have been several unusual changes to objects in the Sales OU. You would like to use auditing to keep track of those changes. You enable successful auditing of directory service access events in a GPO and link the GPO to the domain. After several days, you check Event

Orthogonality is a relatively small set of primitive constructs can be combined in a relatively small number of ways to build the control and data structures of the language. I want to know if PHP has this feature or not If yes Then Can anyone explain this to me with example

Technological innovations continue to invade nearly every aspect of our lives. George Orwell's prediction in his novel 1984 of "ubiquitous surveillance" may have come true. Every click you make, every web page you view, every communication you make using digital technology can be tracked. Marketing researchers analyze this data to tailor

Write a Java program for Assignment 2 on page 175 of the text but you will develop the pinger using UDP this time. Modify the UDP client and server code already posted in Canvas as required for this program. (10 points) The following are additional requirements 1. The client should send a ping consisting of exactly 1,000 (one thousand) bytes for

You have been employed by company called Worldwide Advertising, Inc. as an IT consultant for implementing their Windows network infrastructure. Worldwide Advertising Inc. is a newly developed advertising company, which is located in two countries namely Zimbabwe and Zambia. The company is currently hiring staff and need to have their IT services

Suppose nodes A, B, C, D, and E are competing to have access to a shared channel using slotted ALOHA. Each node attempts to transmit in each slot with probability p independently. The first slot is numbered slot 1, the second slot is numbered slot 2, and so on. (1) What is the probability that node B succeeds three times no later than slot 6 (2)

Mary received a chat message from her "boss" saying that his user ID and password have expired and he is not able to login to company network to continue with his work. He requests Mary to provide him with her user name and password immediately so that he can login and continue with his work. If fail to do so, might result in losing a major

1) Describe the differences between financial and IT auditing (feel free to consider internal and external auditing as part of that answer). 2) Describe the relationship between financial and IT auditing? Consider what each have in common, and how they are different and dependent upon each other from an audit standpoint. 3) Describe both IT

The value of the data in Shearwater Corporation's customer relationship management database has been valued at $2,000,000. Due to a SQL injection flaw in a public-facing website, the chance that an unauthorized person could access this data has been put at 40% by the risk assessment team, they also expect that this may happen once every four

(25) An administrator of a computer network asked his employer to purchase a new computer with an improved sound system. He wants to transfer his data collection from an old computer to the new one using a local network as shown below, where node O denotes the old computer and N denotes the new computer. B 4 4 3 E 4 N The numbers labeled on each

Resolve the issues for the network given below. PC1 is not able to ping to its default gateway. If there is no ACL in the R1's ethernet interface and if all the IP address configuration are correct, what are the possible reasons for this issue? How can this be mitigated? How many network addresses will be available in R2's routing table? Suggest

PC1 Se010 Se010 Fa00 R2 Fa00 Fa01 Fa02 Fa01 Fa03 Fa01 Fa02 Fa02 Fa01 S4 Fa04 Fa03 Fa0 Fa0 Fa02 S3 Fa04 Fa03 Fa0 PC2 PC3 Fa0 PC4 Fa01 Fa02 Fa0 5 PC5

(e) More recently, researchers have proposed to use the Wasserstein distance instead of divergences to train the models since the KL divergence often fails to give meaningful information for training. Consider three distributions, P1 U0, 1, P2 U0.5, 1.5, and P3 U1,2, where Ua, b is uniform distribution over a, b. Calculate KL(P1, P2), KL(P1, P3),

An email server is connected can process 1800 emails per hour. There are 4800 users who utilizes this network, if each user sends 8 emails per day. What would be the total time (T) in seconds that an email is in the server before it is sent to the recipients server

The maximum span of LAN with ethernet network is 800 meters, and average packet size in the network is 1200 bytes. The ethernet transmission rate is 10 Mbit per second and there are 20 nodes in the network. If all the nodes transmit with equally probably, what would be the number of packets that each node can transmit per second (Assume speed of

Problem 5 Draw a Bode diagram of the openloop transfer function G(s) of the closedloop system shown in Figure 771. Determine the gain margin, phase margin, phasecrossover frequency, and gain crossover frequency with MATLAB. 20(s1) s(s 5)(s 2s 10) G(s),The bandwidth of a clinical ECG system in intensive care units is up to 600 Hz. You are asked

You are an IT director for a car dealership that has 4 buildings the showroom, parts, service, and body shop. The dealership has 336 computer devices, 7 network copiers, 6 network printers, and 218 wireless devices. Please create an IP schema for the dealership. You can explain your work in Microsoft Word or draw a diagram.

Packets are scheduled using FIFO policy Packets are scheduled using Highest Priority First policy. Assume evennumbered packets are high priority and oddnumbered packets are low priority. Packets are scheduled using Round Robin policy. Assume that packets 1, 2, 3, 6, 11, and 12 are from class 1, and packets 4, 5, 7, 8, 9, and 10 are from class 2.

United States Cyber Command uses state-of-the arttechnology. However, the fundamentals are as important as anyinnovative technology.Given that, what are the three basic local areanetwork (LAN) topologies called?

Moe is a terrible typist. Lisa tells him to stop wasting time retyping router commands and use the command history and enhanced editing features of the Cisco IOS. When Moe asks her how to do this, she says that she does not remember exactly how the features work. Help Moe and Lisa by explaining to them the easy way to edit router commands. How do

Considering the below network diagram below, answer the following questions. 10.10.100.0 Net segment FAQ2 Router A Router B 10.10.200.0 Net FA01 FA02 FA00 segment 10.10.20.0 Net LAN A 10.10.10.0 Net LAN B A1 Switch A2 FA02 Router C 10.10.150.0 Net FA03 FA01 FA00 FA01 FADIO segment 10.10.1.0 Net 10.10.5.0 Net LAN C LAND Switch Switch D1 C1 Switch

5.) Using the three coordinates from problem 4, create a parabolic model H(x) in the standard form H(x)ax bxc for the path of your object where H(x) is the height when the object is x units from the thrower. (15 points) a. List the three equations that your three chosen points produced. (5 pts) b. Solve these three equations for a, b, and c and

Almost all data transferred over the Internet use the Internet Protocol at the Network layer. Choose any webpage that is freely available via the Internet (it must not require login, signup, etc) and show its full URL and the IP address corresponding to the URL, and explain how you found the IP address for the URL. Q3. Briefly describe one (1)

explain (a) Describe how mutual-exclusion locks provided by the synchronized keyword can be used to control access to shared data structures. In particular you should be clear about the behaviour of concurrent invocations of different synchronized methods on the same object, or of the same synchronized method on different objects. [6 marks] (b)

(c) Finally, consider one last algorithm for the maximum clique problem. First, calculate all cliques of size k 2 (those would be the edges of the graph). Then, compare them pairwise if they have k1 nodes in common and the graph also contains the missing edge between the pair, we can merge them into a clique of size k 1 3. This algorithm can be

Our college of business network is composed of networks in three adjacent buildings: Caldwell Hall (a classroom building), Brooks Hall (faculty offices), and Sanford Hall (classrooms). All but one server (file servers, Web servers, and mail servers) were located in Caldwell Hall. The original network design called for all three buildings to be

As Designed As Implemented Caldwell Brooks Sanford Caldwell Brooks Sanford Hall Hall Hall Hall Hall Hall Campus Backbone Campus Backbone

Give condition for tracking down the most likely arrangement of grammatical feature (POS) labels that could be used by a stochastic POS tagger. You ought to accept a bigram model. [5 marks] (b) Given the accompanying preparation information, show the evaluations that sounds acquired, all things considered for the probabilities in the situation you

5. (5.4.8) Consider the sum of the first n positive integers. For example, given n 4 123 4 ...the sum of the first 4 positive integers is 10. (a) Give pseudocode for a recursive algorithm that computes the sum of the first n positive integers. (b) State a lemma that you would need to prove in order to show the correctness of your algorithm. (c)

B Given ABCD, BE is the bisector of ZABD and BF is the bisector of ZDBC. Prove that if AB BC then EF is parallel to AC. (Hint Use the theorem on bisector of an interior angle and sidesplitting lemma.) E,Q How do local search algorithms such as the hillclimbing algorithm, differ from systematic search algorithms such as A (Check all that apply.)

Consider a node A in a BitTorrent session with neighbors B, C and D. Assume that A has no chunks of the file yet, B has chunks 1, 3 and 7, C has chunks 3, 4 and 5 and D has chunks 3, 5 and 7. Which chunks would A request first Why

Using C, create a tic tac toe board display using these steps. 1. Declare variables and function subprograms. Use char ttt33 for the tic tac toe board. 2. Display the header that saws This is the tic tac toe game. Below are the row and column numbers to choose. 3. Load asterisks,, into each row and column value in the tic tact toe array. 4.

2 (10pts). Use cutting plane algorithm to solve the following integer program. max 122 s.t. x12x3 2 7x13x2 21 x1, x2, x3 ZU 0. 3 (10pts). State the Primaldual algorithm for an linear programming. 4 (10pts). (1) Given a flow network N (s, t, V, E, b), formulate the maximum flow problem of N into a linear programming. (2) Formulate the dual

One of the professional development activities on your yearlong plan is focused on digital citizenship. Leading educators in professional development focused on digital citizenship means modeling a strong sense of values and ethics. Describe how your personal ethics or values system encourage you to serve as a strong role model for teachers and

Question 2 A Bank Account can be in credit, debit or have a balance of zero. The events that affect these states are Charge (when money is paid into the account), Payment (when money is taken out of the account) and Close (when the customer closes the account). When an account is opened it has a balance of zero. From that point the account will

Lee has two main math suites in the SMC. One suite has offices for Professor Gladden and Professor Singletary. The other suite has offices for seven regular faculty. Proceeding in clockwise order around the suite, these professors are Professor Jones, Professor Stephens, Professor MaherBoulis, Professor Moy, Professor Cornett, Professor Schmurr,

1. a. When interpreting individuals scores on some measure why are standardized scores potentially beneficial compared to absolute raw scores Why are zscores also useful when computing and interpreting the covariance between two variables b. Is the following quotation correct Why or why not When we conduct a ttest of group differences or a oneway

Write down the bits that correspond to the network number (excluding the class prefix). Your answer should be only those bits, with no spaces. Enter your answer here,Q1.4 Host number 1 Point Write down the bits that correspond to the host number (excluding the class prefix, network number, and subnet number). Your answer should be only those bits,

Consider an ARP packet with the "Operation" field set to 2 and the "Target hardware address" field filled with a valid physical address. Is it a valid ARP packet? Explain your answer. 2. (1 point) A client has received a UDP datagram. The corresponding port number has been found in the control block table but there is no queue number. Is it

Two banks want to establish an electronic link between themselves, over which they can transmit money transfers. Can they use a virtual private network and a tunneling protocol, or is a better technique available? Defend your answer. You are working for a company that sells high-end bicycles and has decided to create series of Webpages to promote

calculate the link budget for the following and state if the reciever device can operate . given FPSL is free space path loss for the distance of 100 kms

Listen Calculate the link budget for the following and state if the receiver device can operate. Given FPSL is free space path loss for the distance of 100km Gain V 25dBi E1 5db 2db 1db 200m Watt Gain 25dBi E2 5db FSPL100dB 2db Receiver Sensitivity 80dBm 1db

Consider the networks shown in the figure. There are two user machines m1.a.com and m2.a.com in the network a.com. Suppose the user at m1.a.com types in the URL www.b.combigfile.htm into a browser to retrieve a 1Gbit (1000 Mbit) file from www.b.com. Internet m1.a.com Authoritative DNS server www.b.com for b.com R2 1 Gbps LAN 1 Mbps (in each

500 individuals tested a new biometric security system that will be used to verify that people attempting to enter a site are authorised to do so. 200 of the testers were authorised users and 300 were not. At one particular threshold the system shut out 8 individuals it should have admitted and admitted 3 individuals it should have shut out. Work

Sonda is a leading company in digital transformation in the Metropolitan region, it stands out in the innovation of new communication spaces in which they publicize and disseminate news on topics and interests that inspire them to advance on the path of innovation and digital transformation. . It usually installs HFC and FFTH networks in its

The link length is 2000km, the data transmission rate is 1kbit/s, and the data that needs to be sent is 100bit. The data propagation rate on this link is 2x10^8m/s. Suppose we can see the bits transmitted on the link, try to draw the bits on the line we see: a) When 100bit is just sent, b) After another 0.05s

3. When interviewing at Oracle, they tell you that they use a transaction management system that assigns unique words as ids to to objects, where the words are dictionary words (Oxford English dictionary only). The system uses exclusive locking of objects for concurrency control. The system restricts transactions to acquire locks only in

1. While it is important to understand how subnetting works, there is also a more practical way to calculate it using a thirdparty online subnet calculator. Research and document three online subnet calculators (3 pts.) Which one was your favorite to use and why (2 pts.) 2. Scenario You work as a network engineer at a large company. You open

A virtual private network (VPN) is a mechanism to establish a secure remote access connection across an intermediary network, often the Internet. VPN's allow remote access, remote control, and highly secure communications within a private network. VPN's employ encryption and authentication to provide confidentiality integrity and privacy

1. (6 marks) Distance Vector protocol's convergence around routing failures tends to be slow. During the course of time, several modifications were made to the protocol to address this issue. Identify and briefly explain 3 such modifications which aim to improve the convergence property of this class of protocols. [250-300 words] 2. (6 marks) The

Many long-distance communication systems use a continuously oscillating electromagnetic wave called a carrier. The system makes small changes to the carrier that represent information being sent. We use the term modulation to refer to changes made in a carrier according to the information being sent. Conceptually, modulation takes two inputs, a

A network provider is using older class-based IP addressing. If a mid-size corporation wants external connectivity for each of its 6,000 host computers, what address class is the most applicable? How efficient will this address allocation be, i.e., how much percentage of allocated addresses will be used?

You are an IT professional who is working on an artificial intelligence (AI) project. The goal of the project is to develop an AI software package to replace people in customer service roles. It was suggested that the final test before the software is delivered to the client should be the Turing test, performed by at least 100 volunteers from all

The SOC team has detected and confirmed an incident with the following events been initially correlated: a suspicious out-of-office-hours activity (incl. external flash drive attached) on a workstation connected to gateway 10; opening of a large number of files on a file server connected to gateway 9; and a large volume of traffic between the

workstation workstation 8 workstation 5 ((41) 15 printer 9 workstation workstation workstation 1 2 printer printer workstation 12 ((41)) 14 10 workstation workstation workstation 13 7 4 workstation workstation printer, 11 workstation workstation workstation workstation workstation workstation workstation workstation workstation

After devising your monitoring solution, you are asked to demonstrate how effective it is. Consider the following three issues: What kind of testing would you recommend in order to determine if the system is working accordingly to specifications and goal? Explain types of tests to be performed, who should conduct them, where, and when. Are there

Consider a GoBackN ARQ system with W = 8. Assume that the sender sends the first frame (sequence numbered 1) at time 0. The transmission time for all packets is the same and is equal to t, r is the propagation delay for either frames or ACKs, and r= 3t . The transmission time is effectively zero for ACKs. The sender uses a timeout of 10t starting

In Ethernet, the standard maximum allowed distance of the medium is set to 232 bits. In other words, the total length of the cable must be such that it would take a bit no more time to propagate from one end of the cable to the other than the time needed to transmit 232 bits. Explain how this leads to a time slot of 51.2 s in 10Base5. Hint: a time

Streaming telemetry is a new mechanism that uses a push model to continuously send high-resolution device operational data to a network. Discuss minimum five (5) advantages of streaming telemetry against legacy SNMP (Simple Network Management Protocol) for managing networks. 1. Streaming telemetry provides a continuous flow of high-resolution

Explain how the company create a VPN network architecture to allow user to access vpn. Explain how; if they have access to the Internet, the user could use VPN to gain secure access their company's network. You may assume that the company network is also connected to the Internet via a Firewall.

A crew plays numerous seasons with 20 suits in every season. If the crew is at domestic, the opportunity of triumphing is zero.7. The probability of triumphing away is 0.4. No video games are attracts. Home and away video games typically exchange: ignoring the cease of the season, there may be a opportunity of 0.Seventy five that a domestic sport

Consider your laptop (source) is connected to YouTube's server (destination) while you are watching a video. Assume that the route between your laptop and the server is 10 hops long as shown below - Laptop---x1---x2---x3---x4---x5---x6---x7---x8---x9---Server Consider an IP packet going from source (laptop) to destination (server). . a. Assume

In your response take the main piece to be on the right. Along these lines you ought to hope to see: ?- ripple_carry_adder(2, [[1,1], [0,0]], 0, Cout, S). Cout = 0, S = [0, 1]. ?- ripple_carry_adder(2, [[0,0], [1,0]], 0, Cout, S). Cout = 0, S = [0, 1]. ?- ripple_carry_adder(2, [[0,0], [1,1]], 0, Cout, S). Cout = 1, S = [0, 0]. [2 marks] (g) Define

All routers are running RIPv1. The interfaces on all routers are up and stable. Users on the 10.16.1.0 network cannot access services on the 10.16.1.64 network. What is the cause of this problem?

10.16.1.027 192.168.9.030 192.168.10.430 192.168.11.1230 10 192.168.8.030 10.16.1.6427

What are the concern or potential risks to migrate IT resources to cloud based platform? You noticed that one Linux system name was changed after its reboot in AWS. What steps and commands can be used to fix it? Your solution should help to "maintain" the computer name after its reboot. AWS Internet Gateway QUESTION 14 AWS config QUESTION 31 You

Briefly explain why and how to encrypt SMTP traffic You are asked to increase SSD storage on one Linux web server hosted in AWS. What is the command to find the file system type of the directory /var/dev? What is the command to format your new disk? What is the command to verify your set up after comleting your works? You noticed that one Linux

Compare HTTPS to HTTP. How must the server be set up for HTTPS transactions? How would HTTPS protect you using a public Wi-Fi connection at a local coffee shop? Should all web traffic be required to use HTTPS? Why, or why not?

A user's laptop is shutting down unexpectedly. As a Network Technician, you discovered the "shutdowns" only happen when the laptop is moved from one room to another. You "reseat" the hard drive, memory, battery, and LCD cable, but the laptop continues to shut down. Explain what could be the cause of this issue, and how would you resolve it.

Ann, an accountant, reports that after turning on her new laptop, she received a message stating her IP address is already in use on the system. She tried going back to her old desktop, which she now only uses for email, but received the same message. As a Network expert, you checked the account and sees a comment that Ann requires a special

A technician has been provided the IP address of 10.2.26.0/24 for a particular site. No other IP addresses are allowed. Provide the network number and mask for a company site that has the following 3 (three) networks. Note you must use a tight VLSM scheme starting with the largest network first. Network 1 has 27 hosts Network 2 has 47 hosts

Cybercrime and information security breaches are a hot topic in the news today. When interacting with organizations, consumers are concerned with the privacy and security of the information they provide. Recent news reports show serious security breaches, sabotage, and even theft has occurred in both private and government institutions. Assignment

Briefly explain why auditing and logging are important in cloud computing. What are the challenges of auditing in cloud computing? Do cloud vendors need certification? Why do business consumers need to have access to their logs on the network

Suppose that you are running NTP over a network where you were guaranteed that the one way delay between any two hosts was identical (i.e., there are no asymmetric delays in the network) and that the processing time for NTP messages was O. In this case, how accurate would NTP be Justify your answer.,Q2.2 5 Points Sometimes it is necessary to use

Eddies Electronics sells laptop computers for 550 each. At this price, the store sells 325 laptops. Eddies Electronics incurs a 478 cost for each laptop it sells. Assume that this is the stores only cost. Round your answers to the nearest dollar. What is Eddies Electronics revenue 146250 What is Eddies Electronics profit 16900 0 0

6 0(1)) 1) j2 10 343 2) i3,Let R be an equivalence relation on A 0, 1, 2, 3, 4, 5, 6 such that (0,2) R. (2,3) R. (3,6) R, and (1,5) R. If there are three distinct equivalence classes resulting from R, then determine the classes and the rest of the elements of R. Explicitly list the elements in each equivalence class for each equivalence

7. At a certain probability cutoff level set by the analytics group at a bank, a data mining tool shows 10 error rate in classifying good applicants for a loan (ie., 10 of customers who are actually good are misclassified as bad). The corresponding error rate for bad applicants is 20 (i.e., 20 of customers who are actually bad are misclassified as

Explain two questions. Be detailed in answer. What is the difference between a hard VoIP phone and a soft VoIP phone? How is a VoIP gateway used? What are the differences between a virtual machine and a virtual hard disk? Which type of virtualization allows applications to run within the virtual machine without being modified in any way? How does

1. In SQL server HADR feature what is instance level protection? Explain in your word what happens when FCI(Failover Cluster Instance) fails over to another node of a cluster? 2. What are availability sets and zones for Azure in IaaS deployments? Explain in your word What availability zone consists of? 3. Describe in your word what is Azure

young married couple, the husband is an accountant, and the wife is a graphic designer. They are both now being asked to work from home. Their work needs will be mainly accessing resources from their offices but nothing too large in file size. They have a 2-story townhome with 1600 square feet space. There is a 2nd floor master bedroom with a

A camp site in the National Park, is going to be re-opened, there is a Shop, reception, and restaurant will need Internet access and free Wi-Fi for tourists, but there is no mobile network coverage and no telephone land line in the area. The closest network tower is about 100 km away. Questions. 1. What is the best Wide Area Network (WAN)

A customer support center employs 10,000 people with their own associated IP addresses, and operates over 250 servers, including e-mail servers, FTP servers, Web servers, and DHCP at the three locations: New York City, New York Atlantic City, New Jersey Wilmington, Delaware Dual T1 lines, for a total aggregate bandwidth of six Mbps, link the three

Explain the data flow in the following diagrams

System A State(Command) System B State(Command) System A State(Command) System B State(Command) CLOSED CLOSED CLOSED (Passive Open) LISTEN SYN (Active Open) SYN SENT (Active Open) SYN SENT ESTAB ESTAB SYN ESTAB (a) ActivePassive Open SYN SYN CLOSED (Active Open) SYN SENT ESTAB (b) ActiveActive Open