Answers by gatecse / GATE Overflow for GATE CSE

13 votes

31

GATE CSE 2021 Set 1 | Question: 48
Consider the following $\text{ANSI C}$ function: int SimpleFunction(int Y[], int n, int x) { int total = Y[0], loopIndex; for (loopIndex=1; loopIndex<=n-1; loopIndex++) total=x*total +Y[loopIndex]; return total; } Let $\textsf{Z}$ be an array ... $i$ such that $0 \leq i \leq 9$. The value returned by $\textsf{SimpleFunction(Z},10,2)$ is __________

Consider the following $\text{ANSI C}$ function:int SimpleFunction(int Y[], int n, int x) { int total = Y[0], loopIndex; for (loopIndex=1; loopIndex<=n-1; loopIndex++) to...

6.2k views

answered Mar 29, 2021

28 votes

32

GATE CSE 2021 Set 2 | Question: 6
Consider the following statements $S1$ and $S2$ about the relational data model: $S1$: A relation scheme can have at most one foreign key. $S2$: A foreign key in a relation scheme $R$ cannot be used to refer to tuples of $R.$ Which one of the following choices ... are true $S1$ is true and $S2$ is false $S1$ is false and $S2$ is true Both $S1$ and $S2$ are false

Consider the following statements $S1$ and $S2$ about the relational data model:$S1$: A relation scheme can have at most one foreign key.$S2$: A foreign key in a relation...

9.3k views

answered Mar 29, 2021

36 votes

33

GATE CSE 2021 Set 2 | Question: 3
Consider the following $\text{ANSI C}$ program: int main () { Integer x; return 0; } Which one of the following phases in a seven-phase $C$ compiler will throw an error? Lexical analyzer Syntax analyzer Semantic analyzer Machine dependent optimizer

Consider the following $\text{ANSI C}$ program:int main () { Integer x; return 0; }Which one of the following phases in a seven-phase $C$ compiler will throw an error?Lex...

17.2k views

answered Feb 21, 2021

8 votes

34

GATE CSE 2021 Set 2 | Question: 44
If the numerical value of a $2$-byte unsigned integer on a little endian computer is $255$ more than that on a big endian computer, which of the following choices represent(s) the unsigned integer on a little endian computer? $0\text{x}6665$ $0\text{x} 0001$ $0\text{x} 4243$ $0\text{x} 0100$

If the numerical value of a $2$-byte unsigned integer on a little endian computer is $255$ more than that on a big endian computer, which of the following choices represe...

14.5k views

answered Feb 20, 2021

1 votes

35

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 1
The guilty convict looked $\underline{\text{sheepish}}.$ Which of the following does the underlined word NOT mean? jubilant ashamed uncomfortable embarrassed

The guilty convict looked $\underline{\text{sheepish}}.$Which of the following does the underlined word NOT mean?jubilantashameduncomfortableembarrassed

186 views

answered Feb 8, 2021

4 votes

36

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 2
The minimum number of shapes of the given figure that must be shaded so that at least $\dfrac{3}{5}$ of the figure is shaded is _________

The minimum number of shapes of the given figure that must be shaded so that at least $\dfrac{3}{5}$ of the figure is shaded is _________

161 views

answered Feb 8, 2021

2 votes

37

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 3
The average performance of the students were poor in an examination and the organizing committee decided to give extra marks of $5$ to everyone. Which of the following statistical measures will not change even after the extra marks are given? Mode Median Mean Standard deviation

The average performance of the students were poor in an examination and the organizing committee decided to give extra marks of $5$ to everyone. Which of the following st...

230 views

answered Feb 8, 2021

1 votes

38

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 4
Marks of $6$ different students for $5$ subjects in an examination are given. All the marks given are out of $100.$ ... $75\,\%$ marks in the examination is _____________

Marks of $6$ different students for $5$ subjects in an examination are given. All the marks given are out of $100.$$$\begin{array}{|c|c|c|c|c|c|c|c|c|c|}\hline\textbf{Stu...

148 views

answered Feb 8, 2021

2 votes

39

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 5
The average of $9999$ numbers is $9999.$ From these numbers Ravi choose $7299$ numbers and coincidentally, their average is $7299.$ The average of the remaining numbers is ________

The average of $9999$ numbers is $9999.$ From these numbers Ravi choose $7299$ numbers and coincidentally, their average is $7299.$ The average of the remaining numbers i...

246 views

answered Feb 8, 2021

3 votes

40

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 6
There is a cat and three girls. The cat is in exactly one of the girl's house and exactly one of the following statements told by the three girls is $\text{TRUE}$. $\text{Girl 1} :$ ... in Girl $1's$ house. Which Girl's house contains the cat? Girl $1$ Girl $2$ Girl $3$ None of them

There is a cat and three girls. The cat is in exactly one of the girl's house and exactly one of the following statements told by the three girls is $\text{TRUE}$.$\text{...

244 views

answered Feb 8, 2021

3 votes

41

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 7
The image of the point $P(3,-4)$ by the line mirror $y=-x$ is the point $Q$ and the image of $Q$ by the line mirror $x=0$ is the point $R(\alpha,\beta).$ The value of $\alpha + \beta$ is ________

The image of the point $P(3,-4)$ by the line mirror $y=-x$ is the point $Q$ and the image of $Q$ by the line mirror $x=0$ is the point $R(\alpha,\beta).$ The value of $\a...

472 views

answered Feb 8, 2021

4 votes

42

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 8
The question consist of two words which have a certain relationship to each other followed by four pairs of related words. Select the pair which has the same relationship. (Mark all the appropriate choices) $\textbf{Traduce : Malign ::}$ Heist : Theft Endorse : Disapprove Succumb : Surrender Divergent : Disparate

The question consist of two words which have a certain relationship to each other followed by four pairs of related words. Select the pair which has the same relationship...

205 views

answered Feb 8, 2021

12 votes

43

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 9
A parallelogram $PQRS$ has vertex $P = (0, 3).$ The midpoints of sides $\overline{PQ}$ and $\overline{QR}$ are $X=(-3, 0)$ and $Y=(6, -3),$ respectively and the coordinates of vertex $S = (\alpha, \beta).$ The value of $\alpha - \beta = $________

A parallelogram $PQRS$ has vertex $P = (0, 3).$ The midpoints of sides $\overline{PQ}$ and $\overline{QR}$ are $X=(-3, 0)$ and $Y=(6, -3),$ respectively and the coordinat...

409 views

answered Feb 8, 2021

3 votes

44

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 10
The least number of complete years in which a sum of money put out at $5\%$ compound interest will be at least tripled is ___________ $22\;\text{years}$ $24\;\text{years}$ $25\;\text{years}$ $23\;\text{years}$

The least number of complete years in which a sum of money put out at $5\%$ compound interest will be at least tripled is ___________$22\;\text{years}$$24\;\text{years}$$...

291 views

answered Feb 8, 2021

5 votes

45

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 11
Which of the following statements is/are correct? (Mark all the appropriate choices) With strict $2PL,$ transactions can be serialized in the order in which they commit. With rigorous $2PL,$ transactions can not be always ... the transaction. With rigorous $2PL,$ both shared and exclusive locks are held until the end of the transaction.

Which of the following statements is/are correct? (Mark all the appropriate choices)With strict $2PL,$ transactions can be serialized in the order in which they commit.Wi...

635 views

answered Feb 8, 2021

3 votes

46

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 12
The number of clock pulses needed to change the contents of a $5-$bit up counter from $10101$ to $00101$ is _________

The number of clock pulses needed to change the contents of a $5-$bit up counter from $10101$ to $00101$ is _________

359 views

answered Feb 8, 2021

2 votes

47

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 13
Which of the following is/are correct? ("/" is the "divides" relation) $S_1:\left[\{1,2,3,8,12,24,36,72\},\:/\right]$ is a lattice. $S_2:\left[\{1,2,4,8,16,32\},\:/\right]$ is a lattice. Only $S_1$ Only $S_2$ Both $S_1$ and $S_2$ None of the above

Which of the following is/are correct? ("/" is the "divides" relation)$S_1:\left[\{1,2,3,8,12,24,36,72\},\:/\right]$ is a lattice.$S_2:\left[\{1,2,4,8,16,32\},\:/\right]$...

388 views

answered Feb 8, 2021

11 votes

48

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 15
Consider a CPU where all the instructions require $4$ clock cycles to complete execution. There are $300$ instructions in the instruction set. It is found that $164$ control signals are needed to be generated by the control unit. ... word required is $\alpha$ and that of control address register is $\beta,\; \alpha+\beta = $ _________

Consider a CPU where all the instructions require $4$ clock cycles to complete execution. There are $300$ instructions in the instruction set. It is found that $164$ cont...

617 views

answered Feb 8, 2021

2 votes

49

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 16
Which of the following is the correct way to represent a signed decimal number in $2's$ complement representation as a sum of powers of $2?$ $\displaystyle{}(b_{n-1} b_{n-2} \ldots b_2 b_1 b_0)_2 \equiv\sum_{i=0}^{n-1} b_i 2^i$ ...

Which of the following is the correct way to represent a signed decimal number in $2's$ complement representation as a sum of powers of $2?$$\displaystyle{}(b_{n-1} b_{n-...

205 views

answered Feb 8, 2021

3 votes

50

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 17
Which of the following sentences regarding Viable prefixes is/are CORRECT? (Mark all the appropriate choices) Viable prefixes are used in predictive parsing. Viable prefixes are the set of prefixes of right-sentential forms that ... regular language. Viable prefixes have prefix-free property (no string is a prefix of any other string).

Which of the following sentences regarding Viable prefixes is/are CORRECT? (Mark all the appropriate choices)Viable prefixes are used in predictive parsing.Viable prefixe...

394 views

answered Feb 8, 2021

1 votes

51

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 18
A $8$-bit ripple counter consists of flip-flops, which each have a propagation delay from clock to $Q$ output of $19\;\text{ns}.$ For the counter to recycle from $11111111$ to $00000000,$ it takes a total of ________ (nanoseconds).

A $8$-bit ripple counter consists of flip-flops, which each have a propagation delay from clock to $Q$ output of $19\;\text{ns}.$ For the counter to recycle from $1111111...

489 views

answered Feb 8, 2021

6 votes

52

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 20
From the following instance of a relation schema $R(A,B,C)$ ... $C$. $B$ does not functionally determine $C$ and $C$ does not functionally determine $A$.

From the following instance of a relation schema $R(A,B,C)$, we can conclude that: (Mark all the appropriate choices)$$\begin{array}{|l|l|l|}\hline \textbf{A} & \textbf{...

488 views

answered Feb 8, 2021

4 votes

53

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 21
Which of the following is/are correct? (Mark all the appropriate choices) If $G$ is an abelian group of order $36,G$ has an element of order $3$. If $G$ is an abelian group of order $308,G$ has an element of order $11$. If $G$ is ... $5$. If $G$ is an abelian group of order $308,G$ has an element of order $6$.

Which of the following is/are correct? (Mark all the appropriate choices)If $G$ is an abelian group of order $36,G$ has an element of order $3$.If $G$ is an abelian group...

415 views

answered Feb 8, 2021

3 votes

54

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 22
When we merge states in an $LR(1)$ parser to form an $LALR(1)$ parser, we may introduce Shift-reduce conflict. Reduce-reduce conflict. Neither shift-reduce nor reduce-reduce conflict. Both shift-reduce as well as reduce-reduce conflict.

When we merge states in an $LR(1)$ parser to form an $LALR(1)$ parser, we may introduceShift-reduce conflict.Reduce-reduce conflict.Neither shift-reduce nor reduce-reduce...

165 views

answered Feb 8, 2021

4 votes

55

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 23
Which of the following statements concerning database normalization is/are TRUE? (Mark all the appropriate choices) A sufficient condition for a relation to be in $1NF$ but not in $2NF$ is that all its candidate keys have multiple attributes. A ... not to be in BCNF is a functional dependency $A \to B$ where $A$ is not a super key.

Which of the following statements concerning database normalization is/are TRUE? (Mark all the appropriate choices)A sufficient condition for a relation to be in $1NF$ bu...

488 views

answered Feb 8, 2021

9 votes

56

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 24
Let $P$ be a matrix of order $3 \times 3$ whose elements are real numbers. If $P^2 = 0$, then the eigenvalues of $P$ are ________ $0,0,0$ $0,0,1$ $0,1,1$ $1,1,1$

Let $P$ be a matrix of order $3 \times 3$ whose elements are real numbers. If $P^2 = 0$, then the eigenvalues of $P$ are ________$0,0,0$$0,0,1$$0,1,1$$1,1,1$

514 views

answered Feb 8, 2021

6 votes

57

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 25
In how many ways can we choose $3$ numbers one after other from the set $\{1, 2, 3, 4, 5, 6, 7\}$ so that the numbers chosen are in increasing order? $\binom{7}{3}$ $\binom{7}{3} / 3!$ $^{7}P_3$ None of the above

In how many ways can we choose $3$ numbers one after other from the set $\{1, 2, 3, 4, 5, 6, 7\}$ so that the numbers chosen are in increasing order?$\binom{7}{3}$$\binom...

381 views

answered Feb 8, 2021

8 votes

58

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 26
Consider the following C program #include <stdio.h> int main() { char *str1 = "Hello In\0dia"; char *str2 = "x%s"; char *str3 = str2; printf(str3, str1); return 0; } What will be the output when the above program is executed? xHello In dia xHello In xHello In$\backslash 0$dia x%s

Consider the following C program#include <stdio.h int main() { char *str1 = "Hello In\0dia"; char *str2 = "x%s"; char *str3 = str2; printf(str3, str1); return 0; }What wi...

328 views

answered Feb 8, 2021

7 votes

59

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 27
Which of the following is/are the correct way of declaring a function in C which can accept int $a[20][4][5]$ as a parameter? (Mark all the appropriate choices) fun(int ***a) fun(int (*a)[4][5]) fun(int a[ ][4][5]) fun3(int a[20][4][5])

Which of the following is/are the correct way of declaring a function in C which can accept int $a[20][4][5]$ as a parameter? (Mark all the appropriate choices)fun(int *...

536 views

answered Feb 8, 2021

5 votes

60

GATE Overflow Test Series | Mock GATE | Test 5 | Question: 28
Anjana, Chandani, and Pooja are three students that took the Logic exam. Let's consider a propositional language where $p$ represents Anjana passed the exam , $q$ represents Chandani passed the exam and $r$ represents "Pooja passed the exam" ... None of the above

Anjana, Chandani, and Pooja are three students that took the Logic exam. Let’s consider a propositional language where $p$ represents “Anjana passed the exam”, $q$ ...

284 views

answered Feb 8, 2021

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