Computer Network Questions and Answers September 07, 2022

Describe what photoshop is and why is it used?

To increase sales from their present annual $ 1.5 million, ABC Company, a wholesaler, may try more liberal credit standards. Currently, the firm has an average collection period of 30 days but is considering increasing to 60 days. The cost of sales is 75 per cent of sales and bad debts are 1 per cent of sales. Cost of sales comprises 80 per cent

Motor, Pump Base 0(1) x(1) C.G. 4 C.G. m, Jo 12 k x(1),The motorpump system, modeled as a rod with mass m 3 50 kg and mass moment of inertia JO 100 kgm2, is supported by a ground represented by two springs with spring constants k1 500 Nm and k2 200 Nm. Calculate the natural vibration frequencies of this twodegreeoffreedom system. L1 0.40 m L2

j. The code below adds a record with the following data into the Student table. Complete the code below 100, John. Doe, 20231021 INSERT INTO Student (id, name, startdate) (100, John Doe, (20231021,

The program must accept a string S containing only alphabets and two integers N, K as the input. The program must toggle the case of alphabets starting from the first sliding window of size N based on the following conditions. - lf the number of vowels in a sliding window is greater than or equal to K, then the program must toggle the case of

Kevin & Catori purchased an item valued at $195,000. They paid $31,200 down and financed the rest at 4.78% compounded quarterly. To reduce the amount owing to $38,610 at the end of 2 years, what size of equal payments must Kevin & Catori make at the end of each year?

Prasad Co. wishes to prepare cash budget from January. Prepare a cash budget for the first six months from the following estimated revenue and expenses Month Materials Wages OMR. OMR. January February March April May June Total Sales OMR. 10,000 11,000 14,000 15,000 15,000 20,000 10,000 7,000 7,000 11,000 10,000 12,500 2,000 2,200 2,300 6. Delay

A 6element linear array consists of isotropic elements placed along the zaxis, symmetric about the origin. The current amplitudes are in the ratios of 15101051 where the two elements having relative amplitudes of 10 are the ones on either side of the origin. The element currents have uniform phase and the elements are uniformly spaced with

how has the introduction of artificial intelligence affected modern day farming discuss the merits and the downside of using AI in modern farming

For two wire d.c system and threephase, 3 wire system let in both cases E be the maximum voltage between conductors and W the power transmitted. Show that i) Losses in line conductorMU MITIRAM JAMODER 2 (WE) R ii) Total Loss in the conductors are 2W X .R 2 E cos TED TO OVER 1.5 cos o 42008 iii) Total volume of conductor in 3 wire a.c system Total

A system is specified by the following difference equation. Which of the statements below correctly characterizes the specified system yn 2.7xn 22,4xn1 1.8xn2 Select as many options as you deem correct. Note Selecting an incorrect option may incur a penalty of 10 to 20 of the marks for each question, so be careful with the options you select. a.

3. Superposition Ix R3 R,Calculate the current Ix in the given network. a) Draw the separated networks b) Calculate the current for every part c) Give the total current. Values U120V, I1.5A, R60 Q, R290 Q2, R3100 Q

Describe political conditions in Europe at the beginning of the twentieth century Analyze the nature of the alliances made among European powers by 1914. Explain how new technology affected combat in World War I.

Figure 1 shows the tubes to be analysed schematically. The outer dimensions of the square crosssection are 400 mm x 400 mm. The tube has a wall thickness of 8 mm and a length of 3m. The tube material has a Youngs modulus E 200 GPa, a Poissons ratio 0.3, and a von Mises yield stress oy 235 MPa.,400 mm 400 mm 3m Figure 1 Schematic for the square

E7.7 (LO 3) AP Kris Allen Company established a petty cash fund on May 1, cashing a cheque for 150. The company replenished the fund on June 1 and July 1 with the following results. June 1 Cash in fund, 4.75 Receipts Delivery expense Postage expense Travel expense July 1 Cash in fund, 3.25 Receipts Delivery expense Entertainment expense Supplies

The company's cheese products, Gouda and Edam, and the Ice cream product named Hegel-Ice are among the most popular products sold in Ontario and other parts of country. The company later expanded by opening two other production facilities in Oshawa and Montreal. Each location consists of six departments: Production, Sales & Marketing, Accounting &

Install a Windows Server 2019 virtual machine, rename it to DCxx01 (xx is your name, e.g. DCJSmith01). Assign appropriate IP addresses to the Server in your lab. Promote the machine to a domain controller and name the domain "nastxx01.local" (again xx being your name). Once the machine has been promoted, configure it be a DNS and DHCP server.

Which static route would an IT technician enter to create a backup route to the 172.16.1.0 network that is only used if the primary RIP learned route fails? ip route 172.16.1.0 255.255.255.0 s0/0/0 91 ip route 172.16.1.0 255.255.255.0 s0/0/0 111 ip route 172.16.1.0 255.255.255.0 s0/0/0 ip route 172.16.1.0 255.255.255.0 s0/0/0 121

Do ARP requests leave the broadcast domain? a. Only when using routable IP addresses. b. Only when traffic is bound for another network. c. It depends on the router's configuration. d. ARP requests never leave the broadcast domain.

You are deploying an Azure Virtual Desktop (AVD) solution. You have a network security group named SG1 that is used to manage connectivity to the AVD virtual machine subnet. You provision an Azure Bastion service to your virtual network. You need to configure SG1 to support RDS connectivity to the Azure virtual machines. How should you configure

Protocols are used to set up rules of operation. One well-known protocol is the OSI model. Between what layers of the OSI model does ARP operate and why ?Explain

You will develop a network architecture consisting of the following components: a. Minimum of 5 hosts (one of which will be a wireless host). Hosts can be laptops, desktops, tablets, or smartphones. b. Divide the hosts into at least two different networks c. Use a minimum of two switches d. Use a minimum of one router e. Use a minimum of one

in a Cisco Software-Defined Access (SDA), which term refers to the devices and cabling, along with configuration, that allow the network device nodes enough IP connectivity to send IP packets to each other?

Which is the correct statement about spine and leaf networks? Leaf switches connect to other leaf switches There is only one spine switch per network Spine switches provide access to hosts Leaf switches never connect to other leaf switches, only spine switches

How do switches forward frames only to the destination computer? Forward/Filter decisions based on the MAC address table Forward/Filter decisions based on the routing table Flooding ports for the destination MAC address Broadcasting for the MAC address

a) Whats the command to get the below output b) Whats the process name and ID in the below output c) Whats the difference between suspending and ending a process,Handles NPM(K) 236 14 PM(K) 3024 WS (K) 13960 CPU(s) Id 0.02 11088 SI ProcessName 1 notepad

Which statement is correct Flex Connect versus Local mode? Flex Connect mode creates a CAPWAP tunnel to the WLD to transport data Local mode Creates a CAPWAP tunnel to the WLD to transport data Local mode allows for switching of VLANs at the WAP Flex Connect mode allows for switching of VLANs at the WLC

You need to configure a DNS A record that can't be overwritten for a new server on your network. What type of record should you use and why ?Explain

What do the below commands do NewItem Name mytempfile2 ItemType File Value My file AddContent mytempfile2 Value HELLO WORLD Explain what each of the below commands does PS C PushLocation PS C SetLocation HKCUSoftwaretest PS HKCUSoftwaretest SetItemProperty. newproperty mynewvalue PS HKCU,What do the below commands do NewItem Name mytempfile2

Computer networks are wonderful and typically work flawlessly as all people benefit from using application on their phones, such as mobile banking, social networking, and gaming. A computer network allows computers to communicate. Humans communicate through spoken language. Computers also have communication abilities though Transmission Control

Network design diagram that illustrates: Internet connection that feeds into the company Devices (webserver(s), switches(s), router(s), internal printers, firewall) VPNs Storage and bandwidth capacity Connectivity and security to accommodate external guests Network probes Design considerations for addressing: Capacity and connectivity to support

GitHub Server Guest Laptop WAP1 Guest Phone WAP2 Content Management System (CMS) Intranet Server Access Switch1 Microsoft Teams Video Conference Server Server Access Switch2 GUEST NETWORK Core Switch1 Intranet Core Switch1 Access Switch1 DHCP DatabaseApplication Server Server Server Intrusion Detection System (IDS) Data Center Regional Router

State the configuration command. Addressing Table Address Table for Routers Location/AS Device G0/0 G0/1 G0/2 Internet AS: 60000 Internet 1.1.1.3/24 - - ISP1 AS: 65000 ISP1 200.1.1.1/24 200.1.2.1/24 1.1.1.1/24 ISP2 AS: 65001 ISP2 201.1.1.1/24 201.1.2.1/24 1.1.1.2/24 Remote AS: 50000 Remote 200.1.1.2/24 201.1.1.2/24 210.0.0.254/24 RemoteA

Topology RemoteST RemoteS2 Remote S3 Rehote4 NTP Server Syslog Server RemoteB RemoteC Remote AS 50000 172.17.0.016 RemoteA Remote ISP AS 65000 ISP Internet AS 60000 ISP2 ISP2 AS 65001 Internet HQ1 EIGRP 172.16.0.020 OSPF 172.16.16.020 HQ AS 50001 172.16.0.016 HQA1 HQB1 HQA2 HQA3 HQB2 HQB3 HQAS1 HQAS2 HQAS3 HQAS4 HQAS5 HQAS6 HQAS7 HQAS8

Commands After completing each step, put a '' or 'x' in the completed box Objectives Within OSPF or other routing protocol, it is critical within troubleshooting to understand the tools that are available i.e. the best tools to use are show and debug 1. Open up the packet tracer topology . Should look like the following. On any of the configured

Using a theme, such as sending an email or transferring a file, discuss 20 concepts that allow data to move from host to the resource you are requesting and back again. . Example: Bob would like to access a webpage at www.example.com. His computer does not have an IP address, so his computer creates a DHCP message request. The DHCP server is a

Your branch office is expanding, and you have added a new subnet. The new subnet currently has a single switch, Branch4. The switch connects through its FastEthernet0/24 interface to the FastEthernet0/1 interface on the router. The new subnet uses 192.168.12.0 as the subnet address for its default subnet mask. Complete the configuration of both

After host A receives a web page from server B, host A terminates the connection with server B. Match each step to its correct option in the normal termination process for a TCP connection. Host A sends an ACK to server B. Server B sends a FIN to host A. Host A sends a FIN to server B. Server B sends a SYN-ACK to Host A Server B sends an ACK to

What is the most challenging with the hands-on still graphics editing? What is easy with the hands-on still graphics editing?Explain

Company employees think they are connecting to the company network, but they are connecting to a fake, identical network controlled by an attacker Which of these describes a rogue AP attack?. An attacker uses a form of malware to perform admin-level modification to a victim's operating system. An employee at a company plugs a router into the

Redesign this given picture as Campus network three tier model design ) Notably, make the design by using microsoft visio

Switch Stack2 Switch Stack1 Server block for Intranet 10 Local User VLANS Server block for Internet HQGW Server block for Partner Firewall HQPR

What term refers to the size of a network beyond which further network growth becomes self-sustaining due to the fact that the sheer size of the network attracts additional users?Explain these terms in details

Cynthia wants to bypass port security to gain access to a network. What technique is most likely to help her gain access to the network if port security is enabled? Cynthia wants to bypass port security to gain access to a network. What technique is most likely to help her gain access to the network if port security is enabled?

A computer or router that listens for DHCP broadcasts and relays them to DHCP servers in different subnets is a _____. DHCP relay agent DHCP agent DCHP remote relay DHCP forwarder

A ____ is a list of known networks, known interfaces, and routers needed to reach the next "hop" needed to reach the sender's destination network. proxy list host table routing table DNS zone

For DirectAccess clients to establish an IP-HTTPS connection to the DirectAccess server, they must be able to resolve and access the _____. CRL distribution point location Network Location Server (NLS) Certificate Server Group Policy Server

Provides aggregation of network bandwidth and network fault tolerance when multiple paths are available between the SMB client and SMB server. SMB Direct SET RSS SMB Multichannel

Windows Server 2016 feature that provides the ability to combine up to 32 network adapters and use them as a single network interface. NIC teaming NIC groups SET RSS

Genevieve is configuring a small network that requires all users to authenticate from a centralized database. What should she configure A windows domain A member server A windows workgroup A standalone server

How does a standalone server differ from a member server? A member server has the AD DS role installed, a standalone server does not A standalone server participates in a workgroup, a member server does not A standalone server runs the windows server OS, a member server does not A standalone server has the AD DA role installed a member server does

The DHCP server residing in the 10.10.1.0/24 subnet has two scopes configured , one for each of the two subnets on the network: Scope A: 10.10.1.10-10.1.10.254/24 and Scope B: 10.10.2.10-10.10.2.254/24. Which of the following is correct about the DHCP relay agent on the network ? The relay agent is in the 10.10.2.0/24 network, with IP address

What type of IPv6 address do you need to get on the Internet? global unicast address global multicast address anycast address link-local address anycast address

Which is a network that connects individual systems to a centralized bank of mass storage? virtualized network software-defined network private direct network storage area network

Why is cochannel interference less of an issue with IEEE 802.11n networks? A. 802.11n networks have more nonoverlapping channels. B. Cochannel interference rarely occurs on faster networks like 802.11n. C. MIMO used in 802.11n virtually eliminates cochannel interference. D. 802.11n networks transmit at a lower power level so there is less

Provide what layer the attack typically occurs at and a description of what the attack does. How is the attack carried out? What does the attack hope to achieve? Relate this to the CIA triad. What network vulnerability does the attack take advantage of?What recommendations would you make to senior management? (i.e., What can be done to mitigate

create a Addressing Table Device Interface IP Address / Prefix Default Gateway R1 G0/0 IP Address /Prefix N/A R1 G0/0 2001:db8:acad::1/64 N/A R1 G0/0 fe80::1 N/A R1 G0/1 IP Address /Prefix N/A R1 G0/1 2001:db8:acad:1::1/64 N/A R1 G0/1 fe80::1 N/A R1 G0/2 IP Address /Prefix N/A R1 G0/2 2001:db8:acad:2::1/64 N/A R1 G0/2 fe80::1 N/A R1 S0/0/1

John sends an email to Christina. What protocol is used by Christina to retrieve the email from the server DHCP O DAP OSMTP O IMAP

A PC has sent an RS message to an IPv6 router attached to the same network. Which two pieces of information will the router send to the client? subnet mask in dotted decimal notation prefix DNS server IP address administrative distance prefix length domain name Navigation Bar

If an Ethernet cable is using T568A on one end and T568B on the other end, What type of cable is used and why ?

In a computer network system while transfering (sending or receiving ) data. Which port does the Splunk application use to receive data from devices on the network?and how does the port perform the function of receiving data?

The Bastion service is used to create secure connectivity to virtual machines in the network. How is this beneficial?Explain

Evaluate the main technologies, models and protocols used in data communications and networking. Explain the purpose and functionality of layered computer network models.

The School of Computing and Mathematical Sciences (CMS) at the University of Greenwich (UoG) has decided to set up a locally-hosted website for cybersecurity assessment of computing devices such as computers and smart phones within UoG. The school believes the website can be used to enhance the security of data sharing among the devices. Users of

You are a Network Engineer and you want to analyze the communications methods and techniques of the signals in OSI Model. Suppose a signal travels through a transmission medium then in this transmission Medium, calculate and solve the given below problems: 1-Sender(Ahmad) and Receiver(Mohammad) are connected through a communication Link, if

Our office is installing a new local area network to facilitate our expanding enterprise. There are three work center rooms that require twenty five work station connections each. There are also two offices that require four work station connections. All devices should be able to communicate will all of the other devices in the network. Our

A class B network is recognized by its network address, 145.11.0.0. The network address of its first subnet is 145.11.0.0 as well. Explain why identical network addresses for two networks (the main one and one of its subnets) won't create any ambiguity. List the network address of subnet 15 if the class B network in the previous part has been

Suppose the X has the IP address: 208.35.141.151/26. Answer the following questions: What is the network's IP address . What is the maximum number host in the network above Give the first Host's IP address : Give the last Host's IP address : Give the last's IP address :

Of the list below, which are key networking features and protocols supported by Windows Server ? DNS and DHCP Group Policy IPv4 and IPv6 All of the above

Identify which switch is the root switch for VLAN 1 and VLAN 12. What is the BID for the root switch for VLAN 1? What is the BID of the root switch for VLAN 12? Is this switch the root for either of these VLANs?

Find all the numbers that can be written as the product of two even square numbers in succession and print them in increasing order. (For example, 64 is the first number that should be in your output as 4x16=64, where 4 and 16 are two even square numbers in succession). The user should specify how many such numbers they want to print. For each

include include Function to calculate the nth term of the sequence double calculateTerm(int n, int a, int b) return (a std pow(n, 3)) (b n) Function to check if a term is a factor of a given number bool isFactor (int term, int number) return (number term) int main() int choice stdcout Options stdcout 1. Find a limited number of terms

You are troubleshooting a network latency issue in your organization. You identify a router as the root cause of the problem. The router was rejecting IP packets sent from computers requesting a service from a Windows Server 2019 system. What action should be perform to solve this issue and how ?

Carlos has just created a new subnet for the finance department. He needs to be able to allow the employees in finance to retrieve files from the sales server, which is located in another subnet.Explain the OSI model layers Which would be necessary to categorize the device into?

Tyler is a junior network engineer and has been reading about the ability to connect two ports on one switch to two ports on another switch using ethernet cables to double the amount of bandwidth available between the switches. He has not yet set up a port aggregation protocol and notices an increasing amount of broadcast traffic being sent back

Explain that what CLI command can be issued in CentOS 7 to help you to see every "hop" that a connection makes, including all of the switches, routers, firewalls, or other computers that your communication hops across to reach the requested host?

We need to pay careful attention to our virtualization configuration. The following steps assume you are using VirtualBox. If you are using a different product, use the equivalent features. Preparation a. Make sure server2 and server3 are powered off. b. Click Settings at the top and then Network on the window that pops up. c. Click on "Adapter 1"

Write a program in cpp that take input from the user and create a class name is sum and sum the number. Please declare variable as private.

You have just configured a scope on the CorpDHCP server to service the 192.168.0.0/24 subnet. You defined a scope to distribute IP addresses between 192.168.0.1 and 192.168.0.254. Now you need to prevent the DHCP server from assigning addresses to the servers and network devices. Create an exclusion range to exclude addresses 192.168.0.1 to

In a hybrid network infrastructure, what should happen first if you want on-premises computers to resolve DNS names of VMs running on Azure?Explain

You need to build a sandbox testing environment to restrict network traffic exchanged among several virtual machines (VMs). To which virtual switch should the VMs be connected and how?

Have a full connectivity for this topology. DO it on packet tracer. Make sure, all the soft phone and ip phone rings. Show the commands

Fa0 PCPT Soft phone 1 x 2222 CME 1 DHCP server 10.10.1.0 Gigo011 296024TT Quite Fa02 Gig01 Fa03 Fa01 KouterO 356024R Fa02 Mul Switcnu Fa01 Gig02 x 3000 Data vlan 10 Voice vlan 15 Fa01 AnalogPhonePT Analog Phone 0 10.10.12.024 296024 Fa02 Switch1 Gig00 HomeVoIPPT Home VoIPO 2911 Router1 Fa01 Gig01 296024TT Switch3 Fa02 Fa IP 7960 IP Phone 1 x.4000

Demonstrate the WLAN architecture of a typical system using the following steps in packet tracer: Set up the wireless access points. Configure the WLAN components e.g., Wireless Router, Access Point. Connect the wireless clients to the WLAN components. Test the WLAN Troubleshoot any issues

Why do routers use link-state packets (LSPs)? To determine which other routers are available for sharing routing data To build and sustain their topology tables To determine the best routing protocol to use To share their ARP caches

Write the extended use scenarios to demonstrate the functionality of the Scenario's. Start with the following use scenarios. Do not change any of the user interactions outlined here. Starting with the provided use scenarios, write extended use scenarios for the All of the following scenarios System interaction steps are indented. Class names and

Which type of switch is commonly used on enterprise networks because of its advanced configuration features? Routed Unrouted Managed Unmanaged Which type of network is the most expensive to install because of its many physical connections? Mesh Star Bus Ring

Which solution must be used to send traffic from the foreign wireless LAN controller to the anchor wireless LAN controller? A. Send packets without encapsulation to the anchor controller over the routed network. B. Encapsulate packets into an EoIP tunnel and send them to the anchor controller. C. Send packets from the foreign controller to the

The Company XYZ network is experiencing attacks against their router. Which Control Plane Protection must be used on the router to protect all control plane IP traffic that is destined directly for one of the router interfaces?Explain

Ben owns a coffeehouse and wants to provide wireless Internet service for his customers. Ben's network is simple and uses a single consumer-grade wireless router and a cable modem connected via a commercial cable data contract. Ben intends to run an open (unencrypted) wireless network. How should he connect his business devices?Explain the

Workstation A cannot sign into the network. A look at the workstation's network interface card (NIC) activity LED shows no light and no activity. What might the problem be? An IP address conflict A bad patch cable An operator error Incorrect network configuration in the OS settings

Rocking your network, every time I try to get the pass key, it keeps it doesn't show me the passkey to move forward, I have entered different passwords. I accidentally closed the portal and now it will not show me the original pieces and goes straight to asking for the password after the sudo ssh join. How do I get pass this to show me all the

You've been asked to be part of the Systems Analysis & Design team for your company, however, you must pick only one phase to actively participate in. . Which phase would you choose and why? Explain

Write a Java program called Average Method which creates a method called CalcAvg that accepts two integer parameters 23 and 45 and returns the average.

a) Consider standard TCP (with slowstart, fast retransmission, but no fast recovery). Draw a plot of the congestion window over time. The congestion window is the vertical axis and time the horizontal axis. Assume the source always has data to send, and is only limited by the congestion window. The plot begins when the TCP sends its first data

Assume that 20 packets in a row are received and none of them are dropped. What is the drop probability of the next packet that is received,Droptail is simply the scheme where arriving packets are dropped if there is no space left in the queue. Note that droptail is simple, and RED is more complex. Why then do we prefer RED over droptial Give two

Assume a flow f passes through k consecutive token buckets with parameters (r,B), (r2,B),.. (rk,Bk). Assume that f is (ro,Bo)constrained. Also, assume that for every i, 0

Explain the process for configuring Host Connections with the steps given below Assign VLANs to the appropriate ports on access switches Configure access ports connected to a single device to immediately transition to the spanning-tree forwarding state Configure switchports configured in the previous step to guard against received BPDUs by

Determine what subnetworks will be required to meet the following requirements. Record all calculationsreasoning in the Observations section for this part of the lab. Include a description remember your description should clearly and accurately summarize what you are trying to achieve. A reflection is not necessary. 1. Your Head office is using

The vIST Core Switch pair configuration has three major parts to the configuration. What best describes those portions? (Select 3) The vIST configuration The vIST port configuration The C-VLAN configuration The SMLT configuration

Design a network on packet tracer. Provide a detailed step by step that must show the following has been implemented, configured and tested. IP Address Configuration VLAN Configuration and Design Wireless Configuration Routing Protocol Design and Configuration Router and Switching Security ACL design NAT design:Show how external users can connect

PCPT PC8 PCPT PCO Physical PCPT DOA 192.168.1.030 41 MAIN 295024 Build A 24501 24 SwitchA .2 PCPT 192.168.2.030 1941 BranchA PCPT PC3 2 .1 .2 192.168.3.030 1941 1941 RouterA(2) PCPT PC12 ServerPT Internal WebFTP Ser 10.1.1.024 subnet newyork 1 5 PCPT PC4 TE .2 192.168.4.030 RouterA(3) 290T2 SwitchB PCPT PC5 1 192.168.5.030 (5) 1.1 1941 RouterA(4)

User's home directory is backed up on Tuesday and Thursday nights at midnight EST. Company files are backed up on Monday, Wednesday, Friday nights at midnight EST. Payroll backups occur on the 1st and 15th of each month. Be sure to write both a Windows and Linux script that meets these parameters

A company's risk management team has identified a particular risk that carries a significant financial cost. The team has also determined the frequency at which this risk event is likely to occur over a year. Based on these criteria, what is the company trying to calculate?Explain

A student claimed that he has learned about an authentication mechanism that is used for identity verification of remote devices that are connected to a network but are outside of the network. What authentication is the student talking about? Ping command DNS authentication Remote network authentication Endpoint authentication

Daniel works as a Linux system administrator for ABC Inc. He encounters trouble while booting his servant. He also does not have the root password available. What will Daniel enter on the GRUB boot prompt to stop the boot procedure while still in the initramfs stage?Explain