GATE CSE area:computing-and-data PYQs & Answers

Questions 1–10 of 159. Imported answers require independent review unless marked reviewed.

Match each addressing mode in List I with a data element or an element of a data structure (in a high-level language) in List II.

List I: P. Immediate; Q. Indirect; R. Base with index; S. Base with offset/displacement.

List II: 1. Element of an array; 2. Pointer; 3. Element of a record; 4. Constant

Your answerChoose one option.

P–4, Q–3, R–1, S–2

P–4, Q–2, R–1, S–3

P–1, Q–4, R–3, S–2

P–2, Q–3, R–1, S–4

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Consider a processor P whose instruction set architecture is the load-store architecture. The instruction format is such that the first operand of any instruction is the destination operand.

Which one of the following sequences of instructions corresponds to the high-level language statement Z = X + Y?

Note: X, Y, and Z are memory operands. R0, R1, and R2 are registers.

Your answerChoose one option.

ADD Z, X, Y

LOAD R0, X ADD Z, R0, Y

ADD R0, X, Y STORE Z, R0

LOAD R0, X LOAD R1, Y ADD R2, R0, R1 STORE Z, R2

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which one of the following dependencies among the register operands of different instructions can cause a data hazard in a pipelined processor?

Your answerChoose one option.

Read-after-read

Read-after-write

Write-after-read

Write-after-write

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

With respect to a TCP connection between a client and a server, which one of the following statements is true?

Your answerChoose one option.

The client and server use a two-way handshake mechanism before the start of data transmission

The server cannot initiate closing of the connection before the client initiates closing of the connection

The TCP connection is half-duplex

The client and server can initiate closing of the connection at the same time

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Consider the following two statements about interrupt handling mechanisms in a CPU.

S1: In non-vectored interrupt mechanism, it usually takes more time to start the Interrupt Service Routine (ISR) when compared to that in a vectored interrupt mechanism.

S2: In daisy-chain interrupt mechanism, the CPU polls all the input devices individually to determine the source of the interrupt.

Which one of the following options is correct with respect to S1 and S2?

Your answerChoose one option.

Both S1 and S2 are true

Both S1 and S2 are false

S1 is true and S2 is false

S1 is false and S2 is true

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which of the following statements is/are true with respect to the interaction of a web browser with a web server using HTTP 1.1?

Your answerSelect all correct options. You can choose more than one.

HTTP 1.1 facilitates downloading multiple objects of the same webpage over the same TCP connection, if the objects are stored in the same server

HTTP 1.1 facilitates downloading multiple objects of the same webpage over the same TCP connection, even if they are stored in different servers

HTTP 1.1 facilitates sending a request for downloading one object without waiting for a previously requested object to be downloaded completely

HTTP 1.1 facilitates downloading multiple webpages on the same server to be downloaded over a single TCP connection

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Consider a file of size 4 million bytes being transferred between two hosts connected via a path consisting of three consecutive links of bandwidth 2 Mbps, 500 kbps, and 1 Mbps, respectively. All processing delays and propagation delays are negligible. Assume that there is no other background traffic over the path and no other overhead to transfer the file. Which one of the following is the total time (in seconds) to transfer the file? Note: 1M=

, 1k=

Your answerChoose one option.

731

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which one of the following protocols may need to broadcast some of its messages?

Your answerChoose one option.

SMTP

FTP

DHCP

HTTP

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

If an IP network uses a subnet mask of 255.255.240.0, the maximum number of IP addresses that can be assigned to network interfaces is __________. (answer in integer)

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Consider the real valued variables X, Y and Z represented using the IEEE 754 single-precision floating-point format. The binary representations of X and Y in hexadecimal notation are as follows:

X: 35C00000 Y: 34A00000

Let

Which one of the following is the binary representation of Z, in hexadecimal notation?

Your answerChoose one option.

35C80000

35CC0000

35E80000

35EC0000

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

GATE CSE area:computing-and-data PYQs

How to practice area:computing-and-data

Question 14

Question 15

Question 16

Question 18

Question 18

Question 19

Question 21

Question 22

Question 33

Question 36