Recent questions without an upvoted answer / GATE Overflow for GATE CSE

0 votes

1 answer

31

What to choose between 2nd generation IITs if research is primary concern
Hello everyone ! I am planning to go for PhD abroad after completion of Masters. From this perspective, I need an IIT with good CS faculty and research environment. What can be the best choice for me in 2nd ... CS Rankings Gandhinagar. What shall I chose? Also besides Gandhinagr and Indore what can be other options for me?

Hello everyone !I am planning to go for PhD abroad after completion of Masters. From this perspective, I need an IIT with good CS faculty and research environment. What c...

varun_kuk

89 views

varun_kuk asked Apr 11

4 votes

1 answer

32

GO Classes DA 2025 | Weekly Quiz 6 | Change of Basis & Linear Transformation | Question: 1
Let $T_{1}, T_{2}: R^{5} \rightarrow R^{3}$ be linear transformations s.t $\operatorname{rank}\left(T_{1}\right)=3$ and nullity $\left(T_{2}\right)=3$. Let $T_{3}: R^{3} \rightarrow R^{3}$ be linear transformation s.t $T_{3}\left(T_{1}\right)=T_{2}$. Then find rank of $T_{3}$

Let $T_{1}, T_{2}: R^{5} \rightarrow R^{3}$ be linear transformations s.t $\operatorname{rank}\left(T_{1}\right)=3$ and nullity $\left(T_{2}\right)=3$. Let $T_{3}: R^{3} ...

GO Classes

54 views

GO Classes asked Apr 11

2 votes

1 answer

33

GO Classes DA 2025 | Weekly Quiz 6 | Change of Basis & Linear Transformation | Question: 4
Let $\mathcal{B}=\left\{\mathbf{b}_{1}, \mathbf{b}_{2}, \mathbf{b}_{3}\right\}$ and $\mathcal{C}=\left\{\mathbf{c}_{1}, \mathbf{c}_{2}, \mathbf{c}_{3}\right\}$ be two bases of $\mathbb{R}^{3}$, and ... $\left[\begin{array}{r}3 \\ -1 \\ 1\end{array}\right]$

Let $\mathcal{B}=\left\{\mathbf{b}_{1}, \mathbf{b}_{2}, \mathbf{b}_{3}\right\}$ and $\mathcal{C}=\left\{\mathbf{c}_{1}, \mathbf{c}_{2}, \mathbf{c}_{3}\right\}$ be two bas...

GO Classes

44 views

GO Classes asked Apr 11

1 votes

1 answer

34

GO Classes DA 2025 | Weekly Quiz 6 | Change of Basis & Linear Transformation | Question: 10
Let $T: \mathbb{R}^{3} \rightarrow \mathbb{R}^{2}$ ... $\left(\begin{array}{lll}2 & 1 & 3 \\ 6 & 3 & 9\end{array}\right)$

Let $T: \mathbb{R}^{3} \rightarrow \mathbb{R}^{2}$ be a linear transformation such that $T\left[\begin{array}{l}0 \\ 0 \\ 1\end{array}\right]=\left[\begin{array}{l}2 \\ 6...

GO Classes

35 views

GO Classes asked Apr 11

2 votes

1 answer

35

GO Classes DA 2025 | Weekly Quiz 6 | Change of Basis & Linear Transformation | Question: 11
Which of the following statements are true? There exists a $3 \times 3$ matrix $A$ and vectors $b, c \in \mathbb{R}^{3}$ such that the linear system $A x=b$ has a unique solution but $A x=c$ has infinitely ... $n$, then the column space of $A$ is equal to the column space of $B$.

Which of the following statements are true?There exists a $3 \times 3$ matrix $A$ and vectors $b, c \in \mathbb{R}^{3}$ such that the linear system $A x=b$ has a unique s...

GO Classes

36 views

GO Classes asked Apr 11

4 votes

2 answers

36

GO Classes DA 2025 | Weekly Quiz 6 | Change of Basis & Linear Transformation | Question: 13
Suppose $A$ is a $4 \times 3$ matrix and $B$ is a $3 \times 2$ matrix, and let $T$ be the matrix transformation $T(x)=A B x$. Which of the following must be true? The column space of $A B$ ... space of $A$. $T$ has domain $\mathbf{R}^{2}$ and codomain $\mathbf{R}^{4}$. $T$ cannot be onto.

Suppose $A$ is a $4 \times 3$ matrix and $B$ is a $3 \times 2$ matrix, and let $T$ be the matrix transformation $T(x)=A B x$. Which of the following must be true?The colu...

GO Classes

47 views

GO Classes asked Apr 11

2 votes

1 answer

37

GO Classes DA 2025 | Weekly Quiz 6 | Change of Basis & Linear Transformation | Question: 14
Suppose $A$ is an $11 \times 5$ matrix and $T$ is the corresponding linear transformation given by the formula $T(x)=A x$ ... the matrix equation $A x=0$ has infinitely many solutions, then $\operatorname{rank}(A) \leq 4$.

Suppose $A$ is an $11 \times 5$ matrix and $T$ is the corresponding linear transformation given by the formula $T(x)=A x$. Which of the following statements are true?$\op...

GO Classes

43 views

GO Classes asked Apr 11

0 votes

0 answers

38

Graph Theory
A vertex colouring with three colours of a graph G = (V, E) is a mapping V → {R, G, B }. So that any two adjacent vertices does not same colour. Consider the below graphs:

A vertex colouring with three colours of a graph G = (V, E) is a mapping V → {R, G, B }. So that any two adjacent vertices does not same colour. Consider the below grap...

alexa16

77 views

alexa16 asked Apr 11

0 votes

2 answers

39

Regular language
Can anyone explain how we can write this regular language for the following diagram ?(in depth)

Can anyone explain how we can write this regular language for the following diagram ?(in depth)

programmer1218

106 views

programmer1218 asked Apr 11

0 votes

0 answers

40

IIT BHUBANESHWAR MTECH WRITTEN EXAM AND INTERVIEW
PLEASE ANYONE GUIDE ME HOW I SHOULD PREPARE FOR MTECH WRITTEN TEST OF IIT BHUBANESHWAR ?

PLEASE ANYONE GUIDE ME HOW I SHOULD PREPARE FOR MTECH WRITTEN TEST OF IIT BHUBANESHWAR ?

Ray Tomlinson

64 views

Ray Tomlinson asked Apr 11

1 votes

1 answer

41

GO Classes CS 2025 | Weekly Quiz 5 | Set Theory | Question: 1
If $A$ and $B$ are two sets and $A \cup B = A \cap B$ then $A=\phi$ $B=\phi$ $A\neq B$ $A=B$

If $A$ and $B$ are two sets and $A \cup B = A \cap B$ then$A=\phi$$B=\phi$$A\neq B$$A=B$

GO Classes

61 views

GO Classes asked Apr 10

1 votes

2 answers

42

GO Classes CS 2025 | Weekly Quiz 5 | Set Theory | Question: 2
The cardinality of the power set of $A \cup B$, where $A=\{2,3,5,7\}$ and $B=\{2$, $5,8,9\}$, is?

The cardinality of the power set of $A \cup B$, where $A=\{2,3,5,7\}$ and $B=\{2$, $5,8,9\}$, is?

GO Classes

67 views

GO Classes asked Apr 10

3 votes

0 answers

43

GO Classes CS 2025 | Weekly Quiz 5 | Set Theory | Question: 9
Which of the following statements is $\textbf{TRUE}$? For all sets $A, B$, and $C, A-(B-C)=(A-B)-C$. For all sets $A, B$, and $C,(A-B) \cap(C-B)=(A \cap C)-B$. For all sets $A, B$, and $C,(A-B) \cap(C-B)=A-(B \cup C)$. For all sets $A, B$, and $C$, if $A \cap C=B \cap C$ then $A=B$.

Which of the following statements is $\textbf{TRUE}$?For all sets $A, B$, and $C, A-(B-C)=(A-B)-C$.For all sets $A, B$, and $C,(A-B) \cap(C-B)=(A \cap C)-B$.For all sets ...

GO Classes

62 views

GO Classes asked Apr 10

1 votes

0 answers

44

GO Classes CS 2025 | Weekly Quiz 5 | Set Theory | Question: 10
Which of the following statements is $\textbf{FALSE}$? $C-(B \cup A)=(C-B)-A$ $A-(C \cup B)=(A-B)-C$ $B-(A \cup C)=(B-C)-A$ $A-(B \cup C)=(B-C)-A$

Which of the following statements is $\textbf{FALSE}$?$C-(B \cup A)=(C-B)-A$$A-(C \cup B)=(A-B)-C$$B-(A \cup C)=(B-C)-A$$A-(B \cup C)=(B-C)-A$

GO Classes

53 views

GO Classes asked Apr 10

0 votes

0 answers

45

gate 2024
hello,my gate AIR is 645 and my category is OBC-NCL and my brach is CSE so my question is which top iits can i get at this score??

hello,my gate AIR is 645 and my category is OBC-NCL and my brach is CSE so my question is which top iits can i get at this score??

Viraj2412

69 views

Viraj2412 asked Apr 10

0 votes

0 answers

46

A/an ________ algorithm ensures no starvation. a. Altruistic b. Lock-free c.Test and set d.Compare and set

Mujahid s

31 views

Mujahid s asked Apr 10

0 votes

1 answer

47

#unacademyDPP

4nm01_

52 views

4nm01_ asked Apr 9

0 votes

0 answers

48

PGEE exam
What Bakery Algorithm improves: (a). throughput (b). latency (c). both (d). None

What Bakery Algorithm improves: (a). throughput (b). latency (c). both (d). None

Himanshu_2211

75 views

Himanshu_2211 asked Apr 8

0 votes

0 answers

49

If P and Q are predicates and P is the relational algebra expression, then which of the following equivalence are valid ? (1) σP(σQ(e)) = σQ(σP(e)). (2) σP(σQ(e)) = σP ∪ Q(e) (3) σP(σP(e)) = σP V Q (4) All of these

SandeepKumar147

57 views

SandeepKumar147 asked Apr 8

0 votes

1 answer

50

How many 4-digit even numbers can be created?
I know that in unit place we can have 5 cases (0, 2, 4, 6, 8). In the leading position (thousandth place), should zero be allowed? 10 x 10 x 10 x 5 9 x 10 x 10 x 5 (This is what I believe should be the answer) If either of these options are available, then we can choose any one. But what if both of these exists in the exam, then which one is correct?

I know that in unit place we can have 5 cases (0, 2, 4, 6, 8). In the leading position (thousandth place), should zero be allowed?10 x 10 x 10 x 59 x 10 x 10 x 5 (This is...

tbhaxor

94 views

tbhaxor asked Apr 8

0 votes

0 answers

51

Why does the transmission rate in the reserved link gets divided when more concurrent connections are established?

I am reading Kurose Computer Networking book 8e, on page number 57, under 1.3.2 Circuit SwitchingBecause it link has $4$ circuits, for each link used by the end-to-end co...

tbhaxor

50 views

tbhaxor asked Apr 7

0 votes

0 answers

52

Issue for test
Although I have given one test for IIIT PGEE mock yet I am not able to see check the questions and do my test analysis please help me in this regard

Although I have given one test for IIIT PGEE mock yet I am not able to see check the questions and do my test analysis please help me in this regard

Bibaswata Guha

41 views

Bibaswata Guha asked Apr 7

0 votes

0 answers

53

Link vs Channel in computer networking
While reading computer networking, I am confused between link and channel and seen people using this interchangeably (which often bugs me). Language written in books and forums A link refers to the most basic physical or logical connection between two devices. ... A can connect to B via Ethernet, and A can connect to C via RF. What do you think about this?

While reading computer networking, I am confused between link and channel and seen people using this interchangeably (which often bugs me).Language written in books and f...

tbhaxor

64 views

tbhaxor asked Apr 5

0 votes

1 answer

54

Relation R(A1, A2, A3 ..... An) n attributes. On this relation m simple candidate key (m ≤ n). How many super keys possible in this relation? A. 2m – 1 B. (2n – 1) ⋅ 2n-m C. 2n – 1 D. (2m – 1) 2n-m

SandeepKumar147

87 views

SandeepKumar147 asked Apr 5

1 votes

1 answer

55

fork() system call
Consider the following pieces of codes for fork( ) system call. Solve and explain how many child processes are created upon execution of this program? Snippet 1: void main( ) { fork( ); fork( ); exit( ); } Snippet 2: int main( ) { int i; for (i = 0; i < 4; i++) fork(); return 0; } Learning Outcomes. Understand the working of fork ( ) system call.

Consider the following pieces of codes for fork( ) system call. Solve and explain how many child processes are created upon execution of this program? Snippet 1:void main...

Sparkboy

118 views

Sparkboy asked Apr 4

0 votes

0 answers

56

Convert the following decimal numbers to 8-bit two’s complement numbers or indicate that the number would overflow the range.

lolok

68 views

lolok asked Apr 4

0 votes

0 answers

57

Can a candidate key for a composite attribute be called a composite key?
Let's take an example of student entity type Name Class Section Address (Line1, Line2, City, State, Country, PinCode) Since composite attribute holds multiple atomic attributes, such that the group is treated as ... (ignoring the semantics) the combinations like {Class, Section} {Class, Address} {Name, Class, Section}

Let's take an example of student entity typeNameClassSectionAddress (Line1, Line2, City, State, Country, PinCode)Since composite attribute holds multiple atomic attribute...

tbhaxor

58 views

tbhaxor asked Apr 4

0 votes

0 answers

58

Algorithms notes from Go classes
can anyone have the algorithm notes from go classes (PDF or material)

can anyone have the algorithm notes from go classes (PDF or material)

aravindhz

72 views

aravindhz asked Apr 4

0 votes

1 answer

59

Internet
A non empty set A is termed as an algebraic structure ________ a)with respect to binary operation * b)with respect to ternary operation ? c)with respect to binary operation + d)with respect to unary operation –

A non empty set A is termed as an algebraic structure ________a)with respect to binary operation *b)with respect to ternary operation ?c)with respect to binary operation ...

Tankut

85 views

Tankut asked Apr 4

0 votes

0 answers

60

Operating system concepts 9th edition Abdraham Silberschatz
Write a monitor to solve the consumer-producer problem. The basic program structure is shown as follows. monitor ProducerConsumer { int in, out, count; Item buffer[BUFFER_SIZE]; condition empty, full; // To add anything ... } Process Consumer: while(true) { ProducerConsumer.get(next_consumed); /* consume the item in next_consumed */ }

Write a monitor to solve the consumer-producer problem. Thebasic program structure is shown as follows.monitor ProducerConsumer {int in, out, count;Item buffer[BUFFER_SIZ...

Maxine

56 views

Maxine asked Apr 3

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