Recent activity by gatecse / GATE Overflow for GATE CSE

3 answers

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GATE Overflow Test Series | Verbal Aptitude | Test 1 | Question: 21
From among the given sentences pick the grammatically INCORRECT one: He asked a tea. He was prevented from coming. I met your mother. I haven't seen a movie for a long time.

From among the given sentences pick the grammatically INCORRECT one:He asked a tea.He was prevented from coming.I met your mother.I haven't seen a movie for a long time.

705 views

commented May 31, 2023

3 answers

2

c programming
#include<stdio.h> int main() { char *s[] = {"ice","green","cone","please"}; char **ptr[] = {s+3,s+2,s+1,s}; char ***p = ptr; printf("%s\n",**++p); printf("%s\n",*--*++p + 3); printf( ... %s\n",*p[-2]+3); printf("%s\n",p[-1][-1] + 1); return 0; } Please anyone explain this especially last printf statement.

#include<stdio.h>int main(){ char *s[] = {"ice","green","cone","please"}; char ptr[] = {s+3,s+2,s+1,s}; char *p = ptr; printf("%s\n", ++p); printf("%s\n...

2.1k views

commented Apr 20, 2023

2 answers

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GO Classes 2023 | IIITH Mock Test 1 | Question: 91
A man walking $\left(\dfrac{5}{7}\right)^{\text{th}}$ of his usual speed, is $16$ minutes late. What is the usual time taken in minutes by him to cover the same distance? $80$ $60$ $40$ $30$

A man walking $\left(\dfrac{5}{7}\right)^{\text{th}}$ of his usual speed, is $16$ minutes late. What is the usual time taken in minutes by him to cover the same distance?...

428 views

answered Apr 8, 2023

1 answer

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GO Classes 2023 | IIITH Mock Test 1 | Question: 40
In an $\textsf{IPv4}$ datagram, the value of $\textsf{HLEN}$ is $15,$ the value of total length is $300$ and the fragment offset value is $200.$ The sum of the sequence numbers of the first and the last bytes of the payload is _________

In an $\textsf{IPv4}$ datagram, the value of $\textsf{HLEN}$ is $15,$ the value of total length is $300$ and the fragment offset value is $200.$ The sum of the sequence n...

723 views

answered Apr 8, 2023

1 answer

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GO Classes 2023 | IIITH Mock Test 1 | Question: 33
Which one of the following is a closed form expression for the generating function of the sequence $\{a_n\}$ where $a_n = \binom {n+4}{n}$ for $n= 0,1,2,\ldots ?$ $\frac{1}{(1-x)^5}$ $\frac{5}{(1-x)}$ $\frac{1}{(1-x)^4}$ $\frac{x}{(1-x)^5}$

Which one of the following is a closed form expression for the generating function of the sequence $\{a_n\}$ where $a_n = \binom {n+4}{n}$ for $n= 0,1,2,\ldots ?$$\frac{1...

655 views

answered Apr 8, 2023

6 answers

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GO Classes CS 2025 | Weekly Quiz 2 | Propositional Logic | Question: 16
If $\text{F1, F2}$ and $\text{F3}$ are propositional formulae/expressions, over some set of propositional variables, such that $\mathrm{F} 1 \vee F 2 \rightarrow \mathrm{F} 3$ is a contradiction, then which of the following is/ ... is a tautology. $\text{F3}$ is a contradiction. $\text{F1} \mathrm{v} \text{F2}$ is a tautology.

If $\text{F1, F2}$ and $\text{F3}$ are propositional formulae/expressions, over some set of propositional variables, such that $\mathrm{F} 1 \vee F 2 \rightarrow \mathrm{...

1.6k views

commented Mar 26, 2023

2 answers

7

Kenneth Rosen Edition 7 Exercise 1.2 Question 39 (Page No. 24)
Freedonia has fifty senators. Each senator is either honest or corrupt. Suppose you know that at least one of the Freedonian senators is honest and that, given any two Freedonian senators, at least one is corrupt. Based on ... you determine how many Freedonian senators are honest and how many are corrupt? If so, what is the answer?

Freedonia has fifty senators. Each senator is either honest or corrupt. Suppose you know that at least one of the Freedonian senators is honest and that, given any two Fr...

1.5k views

commented Mar 26, 2023

1 answer

8

Context Free Languages
Is the following language CFL : { ww | w in (a+b)* and |w| <1000 }

Is the following language CFL :{ ww | w in (a+b)* and |w| <1000 }

556 views

commented Mar 26, 2023

4 answers

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GO Classes Weekly Quiz 2 | Programming in C | Propositional Logic | Question: 5
How many rows appear in a truth table for this compound proposition? $(p \wedge r \wedge t) \leftrightarrow (q \wedge t)$

How many rows appear in a truth table for this compound proposition?$(p \wedge r \wedge t) \leftrightarrow (q \wedge t)$

646 views

answer selected Mar 26, 2023

2 answers

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# propositional logic
Why “This statement is true” is proposition while “This statement is false” is liar paradox? Aren’t both statements supposed to be liar paradox ?

Why“This statement is true” is proposition while “This statement is false” is liar paradox?Aren’t both statements supposed to be liar paradox ?

535 views

commented Mar 26, 2023

1 answer

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Kenneth Rosen Edition 7 Exercise 1.3 Question 13 (Page No. 35)
Use truth tables to verify the absorption laws. a) p ∨ (p ∧ q) ≡ p b) p ∧ (p ∨ q) ≡ p

Use truth tables to verify the absorption laws.a) p ∨ (p ∧ q) ≡ p b) p ∧ (p ∨ q) ≡ p

611 views

answer selected Mar 26, 2023

2 answers

12

#predicate-logic
Why "Birds can't fly" and "Every bird can't fly" are not same?

Why "Birds can't fly" and "Every bird can't fly" are not same?

381 views

commented Mar 26, 2023

1 answer

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GATE2023
Okay in this year GATE-2023, i have got 56.67 marks, Rank-1024, GATE score-622 and my category is SC. I just want to know that what are my chances in top or any IIT's. And which IIT takes a separate test/interview other than gate score. Please be kind.

Okay in this year GATE-2023, i have got 56.67 marks, Rank-1024, GATE score-622 and my category is SC. I just want to know that what are my chances in top or any IIT's. A...

755 views

commented Mar 21, 2023

1 answer

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#Eigen Vectors
Find the eigen values and eigen vector of the following matrix????

Find the eigen values and eigen vector of the following matrix????

1.2k views

answered Mar 21, 2023

1 answer

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Float representation using normalised mantissa
while representing an exponent in floating point number why do we add a biased term? What is the benifit of adding this??

while representing an exponent in floating point number why do we add a biased term? What is the benifit of adding this??

407 views

commented Mar 19, 2023

4 answers

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GATE CSE 2023 | Question: 20
Let $A$ be the adjacency matrix of the graph with vertices $\{1,2,3,4,5\}.$ Let $\lambda_{1}, \lambda_{2}, \lambda_{3}, \lambda_{4}$, and $\lambda_{5}$ be the five eigenvalues of $A$. Note that these eigenvalues need not be distinct. The value of $\lambda_{1}+\lambda_{2}+\lambda_{3}+\lambda_{4}+\lambda_{5}=$____________

Let $A$ be the adjacency matrix of the graph with vertices $\{1,2,3,4,5\}.$Let $\lambda_{1}, \lambda_{2}, \lambda_{3}, \lambda_{4}$, and $\lambda_{5}$ be the five eigenva...

13.1k views

commented Mar 17, 2023

0 answers

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GATE 2023 - Career advice based on low score
Hello everyone. My expected marks (as per GO Rank Predictor) is 40.33. These are few cases/conditions in case of me: I am a female candidate belonging to EWS Category. I am from CS / IT branch. I don't want to give IIIT or any ... field is highly appreciated. Please help me. Thanks for reading. :) Note: Please don't give any advice like taking a drop.

Hello everyone. My expected marks (as per GO Rank Predictor) is 40.33. These are few cases/conditions in case of me:I am a female candidate belonging to EWS Category.I am...

2.7k views

commented Feb 20, 2023

1 answer

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Kenneth Rosen Edition 6th Exercise 1.5 Question 6 (Page No. 72)
Use rules of Inference to show that the hypotheses "If it does not rain or if it is not foggy, then the sailing race will be held and the lifesaving demonstration will go on." "If the sailing race is held, then the ... WHich means it both rained and it was foggy. Can we have 2 conclusions in this?

Use rules of Inference to show that the hypotheses"If it does not rain or if it is not foggy, then the sailing race will be held and the lifesaving demonstration will go ...

8.1k views

commented Feb 3, 2023

1 answer

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GATE Overflow Test Series | Mock GATE | Test 5 | Question: 52
The following pushdown automata (PDA) recognizes the language $L = \{wcw^{R} \mid w \in \{a,b\}^{\ast}\}$ $(w_R$ being the reverse of $w)$ and is accepting by empty stack (denoted by $\varepsilon$ in the transitions). Which ... $\langle q_1, (a,b,\varepsilon) \rangle$ $\langle q_1, (b,a,\varepsilon) \rangle$

The following pushdown automata (PDA) recognizes the language $L = \{wcw^{R} \mid w \in \{a,b\}^{\ast}\}$ $(w_R$ being the reverse of $w)$ and is accepting by empty stack...

269 views

commented Feb 1, 2023

1 answer

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GATE Overflow Test Series | Mock GATE | Test 6 | Question: 36
Which of the following statements concerning database normalization is/are TRUE? (Mark all the appropriate choices) A necessary condition for a relation to be in $\text{1 NF}$ but not in $\text{2 NF}$ is that at least one of its ... to be in $\text{3 NF}$ but not in $\text{BCNF}$ is that it should have overlapping candidate keys.

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

254 views

answer edited Jan 29, 2023

2 answers

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GATE Overflow Test Series | Mock GATE | Test 5 | Question: 38
How many triangles can be formed with vertices on a $3 \times3 $ grid of squares? $516$ $548$ $536$ None of these

How many triangles can be formed with vertices on a $3 \times3 $ grid of squares?$516$$548$$536$None of these

743 views

commented Jan 27, 2023

4 answers

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GATE IT 2007 | Question: 69
Consider the following clauses: Not inherently suitable for client authentication. Not a state sensitive protocol. Must be operated with more than one server. Suitable for structured message organization. May need two ports on the serve side for proper operation. The option that has the ... -i; SMTP-ii; DNS-iii; IMAP-iv; HTTP-v SMTP-i; HTTP-ii; IMAP-iii; DNS-iv; FTP-v

Consider the following clauses:Not inherently suitable for client authentication.Not a state sensitive protocol.Must be operated with more than one server.Suitable for st...

6.5k views

answer selected Jan 26, 2023

1 answer

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GATE Overflow Test Series | Mock GATE | Test 6 | Question: 38
Consider a $5$-stage pipeline - IF (Instruction Fetch), ID (Instruction Decode and register read), EX (Execute), MEM (Memory), and WB (Write Back). All register reads take place in the second phase of a clock cycle and all register ... after read) hazards by $B$ and WAW (Write after write) hazards by $C,$ then $2A+3B+C =$ ___________

Consider a $5$-stage pipeline - IF (Instruction Fetch), ID (Instruction Decode and register read), EX (Execute), MEM (Memory), and WB (Write Back). All register reads tak...

344 views

answer edited Jan 26, 2023

3 answers

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Leaky bucket algorithm

2.2k views

answer edited Jan 26, 2023

1 answer

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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

commented Jan 26, 2023

1 answer

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Unacademy mock test-4
In this question there are three statements followed by three conclusions. You have to read the given three statements and take them to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the ... : 1.All boys are girls. 2.Some girls are boys. 3.Some girls are shoppers. 4.Some philanderers are producers.

In this question there are three statements followed by three conclusions. You have to read the given three statements and take them to be true even if they seem to be at...

319 views

recategorized Jan 24, 2023

5 answers

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GATE CSE 2012 | Question: 3
What will be the output of the following C program segment? char inChar = 'A'; switch ( inChar ) { case 'A' : printf ("Choice A \ n"); case 'B' : case 'C' : printf ("Choice B"); case ... : printf ("No Choice"); } No Choice Choice A Choice A Choice B No Choice Program gives no output as it is erroneous

What will be the output of the following C program segment?char inChar = 'A'; switch ( inChar ) { case 'A' : printf ("Choice A \ n"); case 'B' : case 'C' : printf ("Choic...

10.9k views

answer edited Jan 24, 2023

1 answer

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GATE Overflow Test Series | Mock GATE | Test 3 | Question: 15
An operating system has $42$ bits logical address. On a certain embedded device physical address space is only $16$ bits. If page size is $4$ KB and page table entries are of $32$ bits, the size of the inverted page table (in bytes) will be _______

An operating system has $42$ bits logical address. On a certain embedded device physical address space is only $16$ bits. If page size is $4$ KB and page table entries ar...

315 views

commented Jan 23, 2023

1 answer

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Practice Question Unacademy - Vishvadeep Gothi
Consider a system that supports 2-address, 1-address, and 0-address instructions. The system has 'i' bits instructions and 'a' bits addresses. If there are 'x' 2-address instructions and 'y' 1-address instructions then which of the following is the maximum ... $2 ^ i - 2 ^ a * x - y * 2 ^ a$

Consider a system that supports 2-address, 1-address, and 0-address instructions. The system has 'i' bits instructions and 'a' bits addresses. If there are 'x' 2-address ...

456 views

answered Jan 22, 2023

1 answer

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Recurrence Relation - Self Doubt
What is the recurrence relation for the ternary strings of length $n$ which can be constructed using 0,1 or 2 only such that the number of 0’s and number of 1's is odd ?

What is the recurrence relation for the ternary strings of length $n$ which can be constructed using 0,1 or 2 only such that the number of 0’s and number of 1's is od...

1.6k views

commented Jan 22, 2023

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title	title:apple
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views	views:100
score	score:10
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