Computer Network Questions and Answers July 21, 2022

The Fiji ITA imposes a general tax on the income plus a number of specific taxes. Some of the specific taxes have names, some dont. As a general proposition, income, or any particular instance of income, will only be subject to tax once. (The Act, in other words, solves the problem of double tax that can result from having both a general tax and

Which of the following statements is most accurate Choose the best answer. Over the past 80 years, there has been a significant decline in the number of banks in the US Over the past 80 years, there has been a significant increase in the number of banks in the US Over the past 80 years, there has been little change in the number of banks in the US

Please explain the below WhatsApp architecture diagram how its works and what system architecture its using(parallel, distributed, or hybrid)

An automobile manufacturer produces several kinds of cars. Each kind requires a certain amount of factory time per car to produce, and yields a certain profit per car. A certain amount of factory time has been scheduled for the next week, and it is desired to use all this time but at least a certain number of each kind of car must be manufactured

What is Computer Network? Give its classification?

Explain OSI Model layered architecture.

Explain TCP/IP Reference model with layered protocols.

Explain Inter process communication (IPC) in message passing system.

Explain desirable features of a good message passing system.

What are the Issues in IPC by Message Passing.

Explain Buffering in standard message passing model.

Explain basic concept of client server model.

Write a note on Implementation of Client Server Model.

Explain Remote procedure call (RPC) and its implementation.

Explain Implementation Issues in Remote procedure call (RPC).

What is Synchronization? Explain Clock Synchronization and implementation of computer clock .

Explain Drifting of Clock.

Classify and explain clock synchronization algorithms.

Explain Passive time server algorithms.

Explain Active time server algorithms.

Explain Global averaging algorithm and Local averaging algorithm. Global averaging algorithm

What is Mutual Exclusion?

Explain Centralized Mutual Exclusion algorithm.

Explain Distributed Mutual Exclusion algorithm

Explain Token Ring Algorithm in Mutual Exclusion.

What is Deadlock?

Explain deadlock detection and recovery.

How deadlock can be prevented? OR Explain deadlock prevention.

What is Election Algorithms.

Explain Bully Algorithm for Election.

Explain Ring Election Algorithm.

while designing the network the cabling are designed with different configuration. explain these types.

Discuss using relevant examples discuss five different types on computer Network.

Given the information below A researcher is interested in finding out how the past average daily values of the stock prices of a firm A determine the current average daily value of its stock price. Let p, (measured in dollars) denote the average daily value of the stock price of firm A at time t. The researcher collects data on the average daily

List 5 devices that use a wireless signal and give the specifics of what kind of wireless signal they use? Detailed

The ER to relational mapping algorithm steps are

Design process for a database has two different design types___.

Centralized and client-server DBMS Architectures ____.

The database system utilities are used to perform certain functions such as___.

Data Independence has two types____. What do both mean?

Data model structure and constraints are ___.

Advantages of using database approach are____.

A Typical DBMS Functionality is to___.

Types of recent Database applications are_______.

Which package does Synchronous DRAM use?

What is the distinction between SIMM and DIMM?

What are the various types of DIMMs?

What is the most widely used video RAM technology on video cards?

What type of RAM can be found on a video card?

What is DDR SDRAM?

Where is SODIMM used?

What exactly is 200 MHz?

what is 400 GHz ?

Your nephew, who is 14 years old, shows you a few innocent images of himself together with a short biography that includes his address and mobile phone number. He tells you that he intends to put photos and biography on a social network for teens. What kind of advice would you give him regarding posting personal information and photos online?

List out the different types of network?

Define Ethernet.?

The transaction consists of these steps: Step One - American Health Corporation transfers its voting stock valued at $90 million to the Shareholders of Physicians Staffing, Inc. in exchange for all the stock of Physicians Staffing, Inc. Step Two Physicians Staffing, Inc. liquidates and distributes its assets and liabilities to American Health

In a CDMA network, assume there are four stations A, B, C, and D with their chip sequences, shown in Fig. 1. Fig. 2 shows four cases of four stations transmitting at the same time. Show the transmitted sequences S1 to S4 and how DSSS does the recovery at receiver.

A 00011011 A B C D B 00101110 1 C sent 1 B C sent 1 A sent 1 B sent 0 1 1 0 1 A sent 1, B sent 1, C sent 0 D sent 1 C 010111001 D 0100001010 Fig 1 bit sequence 1 Fig. 2 transmition details

What is ATM? Explain.

Define Ethernet.

Explain how consumer data privacy has grown into a major marketing issue.

7. What does a client do when it has UDP datagrams to send

9. What are two roles of the transport layer in data communication on a network (Choose two.)

12. Which two characteristics are associated with UDP sessions (Choose two.)

17. What kind of port must be requested from IANA in order to be used with a specific application

18. Which three application layer protocols use TCP (Choose three.)

20. Which two fields are included in the TCP header but not in the UDP header (Choose two.)

24. How are port numbers used in the TCPIP encapsulation process

25. In what two situations would UDP be better than TCP as the preferred transport protocol (Choose two.)

29. What is true about the Server Message Block protocol

32. Which networking model is being used when an author uploads one chapter document to a file server of a book publisher

33. What do the clientserver and peertopeer network models have in common

34. In what networking model would eDonkey, eMule, BitTorrent, Bitcoin, and LionShare be used

42. Which application layer protocol uses message types such as GET, PUT, and POST

38. What is an example of network communication that uses the clientserver model

A Webpage contains X objects where X the position of the first letter of your last name the alphabet. 1) Assume that RTT is constant. 2) Assume that every object of size L bits 3) Assume a constant transmission rate R for the sender to transmit the data A) How long will it take to transmit all objects to the client if the HTTP connection is

Address the four development life cycle system functions and how it relates to the technology. Write a 2-page Microsoft Word paper. Use at least two references. Make sure to follow APA 7th edition guidelines for submission.

Discuss the basis of various firewall principles, advantages, and shortcomings. Use at least two references to support the paper. Write a paper for the above assignment.

Give an example of how multiple firewalls can provide failover firewall protection, meaning that if one firewall fails, access switches to the backup firewall. Also, provide details on how a security workstation might be used to deploy a security policy to branch office firewalls.

There are several categories of viruses. Antivirus software makers typically categorize viruses according to the way they spread from one computer to another, but other methods of categorization are also used. Research the different categories of viruses. Create a table that names and describes each category. Research firewalls that have

A new apartment building is being designed. It will have ten floors and will have six apartments on each floor. There will, in addition be two underground parking levels. The developer needs to make a decision about the elevator system that is to be installed in the building. The choice has been reduced to two alternatives: either two elevators

Consider a scenario where two firms can either advertise or not advertise, and the payoffs are such that it is a prisoners dilemma type situation. The Nash Equilibrium of the oneoff simultaneous move game is that they both advertise, even though they could both be better off if neither advertised. Is the outcome of this game likely to be impacted

Explain why inferring object surface properties from image properties is, in general, an illposed problem some of Hadamards criteria for wellposed problems are not satisfied. In the case of inferring the colours of objects from images, how does knowledge of the properties of the illuminant affect the status of the problem and its solubility More

In human vision, photoreceptors (cones) responsible for colour are numerous only near the fovea, mainly in the central 10 degrees. High spatial resolution likewise exists only there. So then why does the visual world appear to contain colour information everywhere in the field of view Why does it also seem to have uniform spatial resolution Why

Present five experimental observations about human vision that support the thesis that vision is graphics what we see is explicable only partly by the optical image itself, but is more strongly determined by topdown knowledge, modelbuilding and inference processes.

The binary image pixel array on the left below is convolved () with what operator to give the result on the right Specify the operator by numbers within an array, state its relationship to finite difference operators of specific orders, and identify what task this convolution accomplishes in computer vision. 000 0 H 000 00 000000000 0 0 1 1 1 1000

The following operator is often applied to an image I(x, y) in computer vision algorithms, to generate a related function h(x, y) where h(x,y) Ve((za) (y9))z I(a,B) dB da 8 8 x y 7 (a) Give the general name for the type of mathematical operation that computes h(x, y), and the chief purpose that it serves in computer vision. (b) What image

Consider the following pair of filter kernels 1 11111 1 3 4 4 3 1 2 4 5 5 4 2 2 4 5 5 4 2 1 3 4 4 3 1 1 11111 2 1 1 1 1 1 1 1 2 3 3 2 1 1 3 4 4 1 1 3 4 4 1 1 2 3 3 1 11111 1 3 3 2 1. Why do these kernels form approximately a quadrature pair 2. What is the DC response of each of the kernels, and what is the significance of this 3. To which

Explain the method of Active Contours. What are they used for, and how do they work What underlying tradeoff governs the solutions they generate How is that tradeoff con trolled What mathematical methods are deployed in the computational implementation of Active Contours

Give three examples of methodologies or tools used in Computer Vision in which Fourier analysis plays a role, either to solve a problem, or to make a computation more efficient, or to elucidate how and why a procedure works. For each of your examples, clarify the benefit offered by the Fourier perspective or implementation.

Which one of the following statements about Floyds algorithm running on a graph with V nodes and E edges is correct Group of answer choices The iterative (dynamic programming) version finds the shortest path between all pairs of nodes in time 0(V) The recursive version finds the transitive closure of a graph in O(3) time. The iterative (dynamic

Elliptic Curves: Let E 5 (1,2) be an elliptic curve defined over Z 5 E 5 (1,2): Assume two people A and B want to exchange a secret key using Elliptic Curve Diffie-Hellman Key Exchange (ECDH) method. The Elliptic Curve is E 5 (1,2) and the generator G is (1,2). Given the two private keys n A =3 and n B =2, please calculate the public keys P A and

Design addressing scheme for the given network topology. Each subnet should be allocated a required (or close to required) number of addresses. RouterO Switcho 120 hosts Required Host 120 hosts 60 hosts. 30 hosts 10 hosts 2 hosts 2 hosts 2 hosts 2 hosts Block Allocated Router1 Switch 1 60 hosts Hosts Allocated 2 hosts Subnet Mask Router2 Switch2

Select a Transport layer protocol and post a comment about which features should be added or deleted to the protocol in a Discussion Board.

Your manager would like the switch to have a port description set to port number 3, indicating that the port is being used by the file server. Which set of instructions would you use? Select Correct one from the following Commands: 1. Switch# configure terminal Switch(config)#description File Server Port 2. Switch#interface f0/3 Switch#description

Consider a satellite network consisting of a constellation of S satellites placed at an altitude of 1,000km above the Earth (Earths diameter is ?12,750km) and G ground stations connecting both customers and Internet exchange points. Each orbit of the constellation consists of 50 satellites (20 orbits total). Each satellite is equipped with five

Consider, your ID ABCDEFGH. If the digits of your ID form 00 in any case, then use 10. Note Copiedidentical submissions will be graded as 0 for all parties concerned. 1. (a) The following signal is carrying data in which data elements are encoded as signal elements. What is the value of r If the bit rate is CE kbps, what is the average value of

Google, Facebook, and many other widely used software platforms have been accused of using algorithms that present biased search results or news feeds. Should such platforms be bias free (at least as much as possible), or is it acceptable for platforms to reflect the biases of the developers? Explain.

What are the key elements of the PKIX model? Briefly describe each element

Explain the services provided by a federated identity management system.