Previous GATE Questions / GATE Overflow for GATE CSE

1 votes

1 answer

31

GATE CSE 2024 | Set 2 | Question: 21
An instruction format has the following structure: Instruction Number: Opcode destination reg, source reg-$1$, source reg-$2$ Consider the following sequence of instructions to be executed in a pipelined processor: $\text{I 1: DIV R3, R1, R2}$ ... $\text{I 3}$ There is a WAW dependency on $\text{R 3}$ between $\text{I 3}$ and $\text{I 4}$

An instruction format has the following structure:Instruction Number: Opcode destination reg, source reg-$1$, source reg-$2$ Consider the following sequenc...

Arjun

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Arjun asked Feb 16

1 votes

1 answer

32

GATE CSE 2024 | Set 2 | Question: 22
Which of the following fields of an $\text{IP}$ header is/are always modified by any router before it forwards the $\text{IP}$ packet? Source $\text{IP}$ Address Protocol Time to Live $\text{(TTL)}$ Header Checksum

Which of the following fields of an $\text{IP}$ header is/are always modified by any router before it forwards the $\text{IP}$ packet?Source $\text{IP}$ Addre...

Arjun

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Arjun asked Feb 16

4 votes

1 answer

33

GATE CSE 2024 | Set 2 | Question: 23
Consider the following $\mathrm{C}$ function definition. int f X(char * a) { char * b = a; while (*b) b ++; return b - a; } Which of the following statements is/are TRUE? The function call $\text{f X("a b c d''}$) will ... ${ }^{*} \mathrm{C}=$ "abcd" in main (), the function call $\mathrm{fX}(\mathrm{c})$ will always return a value

Consider the following $\mathrm{C}$ function definition.int f X(char * a) { char * b = a; while (*b) b ++; return b - a; }Which of the following statements is/ar...

Arjun

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Arjun asked Feb 16

2 votes

2 answers

34

GATE CSE 2024 | Set 2 | Question: 24
Let $\text{P}$ be the partial order defined on the set $\{1,2,3,4\}$ as follows \[ P=\{(x, x) \mid x \in\{1,2,3,4\}\} \cup\{(1,2),(3,2),(3,4)\} \] The number of total orders on $\{1,2,3,4\}$ that contain $\text{P}$ is __________.

Let $\text{P}$ be the partial order defined on the set $\{1,2,3,4\}$ as follows\[P=\{(x, x) \mid x \in\{1,2,3,4\}\} \cup\{(1,2),(3,2),(3,4)\}\]The number of total orders ...

Arjun

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Arjun asked Feb 16

1 votes

2 answers

35

GATE CSE 2024 | Set 2 | Question: 25
Let $\text{A}$ be an array containing integer values. The distance of $\text{A}$ is defined as the minimum number of elements in $\text{A}$ that must be replaced with another integer so that the resulting array is sorted in non-decreasing order. The distance of the array $[2,5,3,1,4,2,6]$ is ___________.

Let $\text{A}$ be an array containing integer values. The distance of $\text{A}$ is defined as the minimum number of elements in $\text{A}$ that must be replaced with ano...

Arjun

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Arjun asked Feb 16

2 votes

2 answers

36

GATE CSE 2024 | Set 2 | Question: 26
What is the output of the following $\text{C}$ program? #include <stdio.h> int main() { double a[2]=20.0,25.0,* p,* q; p=a ; q=p+1 ; printf("%d,%d", (int) (q-p),( int)(* q- * p)); return 0; $4,8$ $1,5$ $8,5$ $1,8$

What is the output of the following $\text{C}$ program?#include <stdio.h int main() { double a =20.0,25.0,* p,* q; p=a ; q=p+1 ; printf("%d,%d", (int) (q-...

Arjun

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Arjun asked Feb 16

5 votes

3 answers

37

GATE CSE 2024 | Set 2 | Question: 27
Consider a single processor system with four processes $\text{A, B, C,}$ and $\text{D}$, represented as given below, where for each process the first value is its arrival time, and the second value is its $\text{CPU}$ ... $\mathrm{SRTF}=7, \mathrm{NP}-\mathrm{SJF}=7.5$ $\mathrm{SRTF}=7, \mathrm{NP}-\mathrm{SJF}=8.5$

Consider a single processor system with four processes $\text{A, B, C,}$ and $\text{D}$, represented as given below, where for each process the first value is...

Arjun

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Arjun asked Feb 16

1 votes

2 answers

38

GATE CSE 2024 | Set 2 | Question: 28
Which one of the following $\text{CIDR}$ prefixes exactly represents the range of $\text{IP}$ addresses $10.12 .2 .0$ to $10.12 .3 .255$? $10.12 .2 .0 / 23$ $10.12 .2 .0 / 24$ $10.12 .0 .0 / 22$ $10.12 .2 .0 / 22$

Which one of the following $\text{CIDR}$ prefixes exactly represents the range of $\text{IP}$ addresses $10.12 .2 .0$ to $10.12 .3 .255$?$10.12 .2 .0 / 23$...

Arjun

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Arjun asked Feb 16

1 votes

1 answer

39

GATE CSE 2024 | Set 2 | Question: 29
You are given a set $V$ of distinct integers. A binary search tree $T$ is created by inserting all elements of $V$ one by one, starting with an empty tree. The tree $T$ follows the convention that, at each node, all values ... determined from $V$ Preorder traversal of $T$ can be determined from $V$ Postorder traversal of $T$ can be determined from $V$

You are given a set $V$ of distinct integers. A binary search tree $T$ is created by inserting all elements of $V$ one by one, starting with an empty tr...

Arjun

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Arjun asked Feb 16

2 votes

1 answer

40

GATE CSE 2024 | Set 2 | Question: 30
Consider the following context-free grammar where the start symbol is $\text{S}$ and the set of terminals is $\{a, b, c, d\}$. \[ \begin{array}{l} S \rightarrow A a A b \mid B b B a \\ A \rightarrow c S \mid \epsilon \\ B \rightarrow d S \mid \epsilon \end{ ... blank $(4)$ blank $(1)$ $S \rightarrow B b B a$ $(2)$ $S \rightarrow A a A b$ $(3)$ blank $(4)$ blank

Consider the following context-free grammar where the start symbol is $\text{S}$ and the set of terminals is $\{a, b, c, d\}$.\[\begin{array}{l}S \rightarrow A a A b \mid...

Arjun

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Arjun asked Feb 16

1 votes

2 answers

41

GATE CSE 2024 | Set 2 | Question: 31
Let $\text{M}$ be the $5$-state $\text{NFA}$ with $\epsilon$-transitions shown in the diagram below. Which one of the following regular expressions represents the language accepted by $\text{M}$? $(00)^{*}+1(11)^{*}$ $0^{*}+\left(1+0(00)^{*}\right)(11)^{*}$ $(00)^{*}+\left(1+(00)^{*}\right)(11)^{*}$ $0^{+}+1(11)^{*}+0(11)^{*}$

Let $\text{M}$ be the $5$-state $\text{NFA}$ with $\epsilon$-transitions shown in the diagram below.Which one of the following regular expressions represents the la...

Arjun

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Arjun asked Feb 16

3 votes

2 answers

42

GATE CSE 2024 | Set 2 | Question: 32
Consider an array $\mathrm{X}$ that contains $\mathrm{n}$ positive integers. A subarray of $\mathrm{X}$ is defined to be a sequence of array locations with consecutive indices. The $\mathrm{C}$ code snippet given below has been written to compute the length of the longest ... $\text{(P) } \text{len} 2+1$ $\text{(Q) } \text{len} 1+1$

Consider an array $\mathrm{X}$ that contains $\mathrm{n}$ positive integers. A subarray of $\mathrm{X}$ is defined to be a sequence of array locations with co...

Arjun

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Arjun asked Feb 16

2 votes

1 answer

43

GATE CSE 2024 | Set 2 | Question: 33
Consider the following expression: $x[i]=(p+r) *-s[i]+u / w$. The following sequence shows the list of triples representing the given expression, with entries missing for triples $(1), (3)$, and $(6)$ ... $(1)$ [ ]$=s i \quad(3)-(0)(2) \quad(6)=[ ] x i$

Consider the following expression: $x[i]=(p+r) *-s[i]+u / w$. The following sequence shows the list of triples representing the given expression, with entries missing ...

Arjun

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Arjun asked Feb 16

2 votes

3 answers

44

GATE CSE 2024 | Set 2 | Question: 34
Let $x$ and $y$ be random variables, not necessarily independent, that take real values in the interval $[0,1]$. Let $z=x y$ and let the mean values of $x, y, z$ be $\bar{x}, \bar{y}, \bar{z}$ ... $\bar{z} \leq \bar{x} \bar{y}$ $\bar{z} \geq \bar{x} \bar{y}$ $\bar{z} \leq \bar{x}$

Let $x$ and $y$ be random variables, not necessarily independent, that take real values in the interval $[0,1]$. Let $z=x y$ and let the mean values of $x, y, z$ be $\bar...

Arjun

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Arjun asked Feb 16

2 votes

1 answer

45

GATE CSE 2024 | Set 2 | Question: 35
The relation schema, Person (pid, city), describes the city of residence for every person uniquely identified by pid. The following relational algebra operators are available: selection, projection, cross product, and rename. To find the list of cities ... above operators, the minimum number of cross product operations that must be used is $1$ $2$ $3$ $4$

The relation schema, Person (pid, city), describes the city of residence for every person uniquely identified by pid. The following relational algebra oper...

Arjun

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Arjun asked Feb 16

2 votes

1 answer

46

GATE CSE 2024 | Set 2 | Question: 36
Consider a multi-threaded program with two threads $\mathrm{T} 1$ and $\mathrm{T} 2$. The threads share two semaphores: $s1$ (initialized to $1$) and $s2$ (initialized to $0$). The threads also share a global variable $\mathrm{x}$ ( ... not print anything (deadlock) $\mathrm{T} 2$ runs first and prints $1, \mathrm{~T} 1$ does not print anything (deadlock)

Consider a multi-threaded program with two threads $\mathrm{T} 1$ and $\mathrm{T} 2$. The threads share two semaphores: $s1$ (initialized to $1$) and $s2$ ...

Arjun

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Arjun asked Feb 16

6 votes

2 answers

47

GATE CSE 2024 | Set 2 | Question: 37
Let $A$ be an $n \times n$ matrix over the set of all real numbers $\mathbb{R}$. Let $B$ be a matrix obtained from $A$ by swapping two rows. Which of the following statements is/are TRUE? The determinant of $B$ is the negative of the ... If $A$ is symmetric, then $B$ is also symmetric If the trace of $A$ is zero, then the trace of $B$ is also zero

Let $A$ be an $n \times n$ matrix over the set of all real numbers $\mathbb{R}$. Let $B$ be a matrix obtained from $A$ by swapping two rows. Which of the f...

Arjun

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Arjun asked Feb 16

1 votes

1 answer

48

GATE CSE 2024 | Set 2 | Question: 38
Let $\mathrm{S} 1$ and $\mathrm{S} 2$ be two stacks. $\mathrm{S} 1$ has capacity of $4$ elements. $\mathrm{S} 2$ has capacity of $2$ elements. $\text{S1}$ already has $4$ elements: $100,200,300$, and $400$ ... output sequences can be generated by using the above operations? $100,200,400,300$ $200,300,400,100$ $400,200,100,300$ $300,200,400,100$

Let $\mathrm{S} 1$ and $\mathrm{S} 2$ be two stacks. $\mathrm{S} 1$ has capacity of $4$ elements. $\mathrm{S} 2$ has capacity of $2$ elements. $\text{S1}$ ...

Arjun

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Arjun asked Feb 16

1 votes

1 answer

49

GATE CSE 2024 | Set 2 | Question: 39
Which of the following is/are EQUAL to $224$ in radix - $5$ (i.e., base - $5$) notation? $64$ in radix -10 $100$ in radix -8 $50$ in radix -16 $121$ in radix -7

Which of the following is/are EQUAL to $224$ in radix - $5$ (i.e., base - $5$) notation?$64$ in radix -10$100$ in radix -8$50$ in radix -16$121$ in radix -7

Arjun

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Arjun asked Feb 16

3 votes

1 answer

50

GATE CSE 2024 | Set 2 | Question: 40
Consider $4$-variable functions $f 1, f 2, f 3, f 4$ expressed in sum-of-minterms form as given below. \[ \begin{array}{l} f 1=\sum(0,2,3,5,7,8,11,13) \\ f 2=\sum(1,3,5,7,11,13,15) \\ f 3=\sum(0,1,4,11) \\ f 4=\sum(0,2,6,13) \end{array} \] With ... $\boldsymbol{Y}=\sum(0,1,2,3,4,5,6,7)$ $\boldsymbol{Y}=\Pi(8,9,10,11,12,13,14,15)$

Consider $4$-variable functions $f 1, f 2, f 3, f 4$ expressed in sum-of-minterms form as given below.\[\begin{array}{l}f 1=\sum(0,2,3,5,7,8,11,13) \\f 2=\sum(1,3,5,7,11,...

Arjun

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Arjun asked Feb 16

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