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4
votes
1
answer
1
GATE CSE 2023 | Question: 42
Suppose in a web browser, you click on the $\textsf{www. gate-2023.in}\; \text{URL}$. The browser cache is empty. The $\text{IP address}$ for this $\text{URL}$ is not cached in your local host, so a $\text{DNS}$ lookup is triggered (by the ... $5$ parallel $\text{TCP}$ connections. $6\; \text{RTT}$s, in case of persistent $\text{HTTP}$ with pipelining.
nihal_chourasiya
answered
in
Computer Networks
2 hours
ago
by
nihal_chourasiya
2.2k
views
gatecse-2023
computer-networks
ip-address
multiple-selects
2-marks
0
votes
2
answers
2
Can any one solve this , 6B and 4G ,at least 2 girls should be together in circular arrangement
saiyam
answered
in
Combinatory
2 hours
ago
by
saiyam
33
views
discrete-mathematics
combinatory
0
votes
0
answers
3
Context Free Language
The complement of the languages: i) {ww | w in (0+1)*} ii) {$a^n b^nc^n$ | n>1} are a) Context Free b) Not Context Free c)are DCFL’s d)None
practicalmetal
asked
in
Theory of Computation
2 hours
ago
by
practicalmetal
6
views
context-free-language
theory-of-computation
ace-test-series
0
votes
0
answers
4
Context Free Languages
Is the following language CFL : { ww | w in (a+b)* and |w| <1000 }
practicalmetal
asked
in
Theory of Computation
2 hours
ago
by
practicalmetal
6
views
context-free-language
theory-of-computation
context-free-grammar
pushdown-automata
0
votes
1
answer
5
self doubt
how to write if and only if symbolic form explain in detail????
AviDhakane
answered
in
Mathematical Logic
2 hours
ago
by
AviDhakane
16
views
self-doubt
discrete-mathematics
matematical
mathematical-logic
4
votes
2
answers
6
Nullity of matrix
Nullity of a matrix = Total number columns – Rank of that matrix But how to calculate value of x when nullity is already given(1 in this case)
39Gaurav_singh
answered
in
Linear Algebra
7 hours
ago
by
39Gaurav_singh
2.5k
views
engineering-mathematics
linear-algebra
matrix
rank-of-matrix
3
votes
4
answers
7
ISI2018-MMA-12
The rank of the matrix $\begin{bmatrix} 1 &2 &3 &4 \\ 5& 6 & 7 & 8 \\ 6 & 8 & 10 & 12 \\ 151 & 262 & 373 & 484 \end{bmatrix}$ $1$ $2$ $3$ $4$
39Gaurav_singh
answered
in
Linear Algebra
8 hours
ago
by
39Gaurav_singh
1.2k
views
isi2018-mma
engineering-mathematics
linear-algebra
rank-of-matrix
0
votes
0
answers
8
Fork() system call.
main(){ int i,n; for(int i=0;i<n;i++){ fork(); printf("*"); } } How many times ‘*’ will be printed? The answer is not 2^n ? why?
vikranty2j
asked
in
Operating System
9 hours
ago
by
vikranty2j
26
views
programming-in-c
operating-system
0
votes
0
answers
9
GATE CS 2023
Got 262 Rank,Score 746 and 67.67 marks in Gen Category in GATE CS 2023., Which IITs can offer direct admission and in which courses.
rajdkaur
asked
in
Written Exam
12 hours
ago
by
rajdkaur
37
views
admissions
query
0
votes
0
answers
10
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??
Sk Jamil Ahemad
asked
in
Digital Logic
1 day
ago
by
Sk Jamil Ahemad
16
views
digital-logic
number-system
26
votes
5
answers
11
GATE CSE 2017 Set 1 | Question: 30
Let $u$ and $v$ be two vectors in $\mathbf{R}^{2}$ whose Euclidean norms satisfy $\left \| u \right \| = 2\left \| v \right \|$. What is the value of $\alpha$ such that $w = u + \alpha v$ bisects the angle between $u$ and $v$? $2$ $\frac{1}{2}$ $1$ $\frac{ -1}{2}$
KG
answered
in
Linear Algebra
1 day
ago
by
KG
11.2k
views
gatecse-2017-set1
linear-algebra
normal
vector-space
2
votes
4
answers
12
GATE CSE 2023 | GA Question: 1
We reached the station late, and _______ missed the train. near nearly utterly mostly
gate_asp24
answered
in
Verbal Aptitude
2 days
ago
by
gate_asp24
1.4k
views
gatecse-2023
verbal-aptitude
most-appropriate-word
1-mark
0
votes
1
answer
13
physics wallah dpp #clanguage #pointer
anirudhkumar18
answered
in
Programming
2 days
ago
by
anirudhkumar18
70
views
programming-in-c
pointers
physics-wallah
1
vote
1
answer
14
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.
Bharat Bhushan
answered
in
IISc/IITs
2 days
ago
by
Bharat Bhushan
104
views
45
votes
9
answers
15
GATE CSE 2011 | Question: 29
We are given a set of $n$ distinct elements and an unlabeled binary tree with $n$ nodes. In how many ways can we populate the tree with the given set so that it becomes a binary search tree? $0$ $1$ $n!$ $\frac{1} {n+1} .^{2n}C_n$
Vasudevarnabmessi
answered
in
DS
2 days
ago
by
Vasudevarnabmessi
24.3k
views
gatecse-2011
binary-tree
normal
0
votes
1
answer
16
functional dependency
given an instance of relation R(ABC). find all non-trivial FDsare AB->C, AC->B, BC→ A true ??
chinmay_rajpurohit
answered
in
Databases
2 days
ago
by
chinmay_rajpurohit
47
views
database-normalization
32
votes
10
answers
17
GATE CSE 2017 Set 1 | Question: 6
Let $T$ be a binary search tree with $15$ nodes. The minimum and maximum possible heights of $T$ are: Note: The height of a tree with a single node is $0$. $4$ and $15$ respectively. $3$ and $14$ respectively. $4$ and $14$ respectively. $3$ and $15$ respectively.
Vasudevarnabmessi
answered
in
DS
2 days
ago
by
Vasudevarnabmessi
14.3k
views
gatecse-2017-set1
data-structures
binary-search-tree
easy
29
votes
2
answers
18
GATE IT 2008 | Question: 73
How many distinct BSTs can be constructed with $3$ distinct keys? $4$ $5$ $6$ $9$
Vasudevarnabmessi
answered
in
DS
2 days
ago
by
Vasudevarnabmessi
10.4k
views
gateit-2008
data-structures
binary-search-tree
normal
0
votes
2
answers
19
made easy test series for gate cse 2023
please help me out in solving this question. the solution provided there is not upto the mark
Ujjaval251
answered
in
Programming
2 days
ago
by
Ujjaval251
450
views
data-structures
heap-sort
heap
difficult
made-easy-test-series
24
votes
6
answers
20
GATE CSE 2004 | Question: 4, ISRO2009-26
The following numbers are inserted into an empty binary search tree in the given order: $10, 1, 3, 5, 15, 12, 16$. What is the height of the binary search tree (the height is the maximum distance of a leaf node from the root)? $2$ $3$ $4$ $6$
Vasudevarnabmessi
answered
in
DS
2 days
ago
by
Vasudevarnabmessi
19.5k
views
gatecse-2004
data-structures
binary-search-tree
easy
isro2009
24
votes
5
answers
21
GATE CSE 1996 | Question: 2.14
A binary search tree is generated by inserting in order the following integers: $50, 15, 62, 5, 20, 58, 91, 3, 8, 37, 60, 24$ The number of nodes in the left subtree and right subtree of the root respectively is $(4, 7)$ $(7, 4)$ $(8, 3)$ $(3, 8)$
Vasudevarnabmessi
answered
in
DS
2 days
ago
by
Vasudevarnabmessi
27.5k
views
gate1996
data-structures
binary-search-tree
normal
40
votes
8
answers
22
GATE CSE 2005 | Question: 2
An Abstract Data Type (ADT) is: same as an abstract class a data type that cannot be instantiated a data type for which only the operations defined on it can be used, but none else all of the above
Vasudevarnabmessi
answered
in
DS
2 days
ago
by
Vasudevarnabmessi
16.7k
views
gatecse-2005
data-structures
normal
abstract-data-type
4
votes
1
answer
23
GATE CSE 2023 | Question: 38
Let $U=\{1,2, \ldots, n\},$ where $n$ is a large positive integer greater than $1000.$ Let $k$ be a positive integer less than $n$. Let $A, B$ be subsets of $U$ with $|A|=|B|=k$ and $A \cap B=\emptyset$. We say that a permutation of $U$ separates $A$ from $B$ if ... $2\left(\begin{array}{c}n \\ 2 k\end{array}\right)(n-2 k) !(k !)^{2}$
susmitbasu
answered
in
Combinatory
3 days
ago
by
susmitbasu
912
views
gatecse-2023
combinatory
counting
2-marks
1
vote
3
answers
24
Unacademy AIMT question on Fork()
Given the following piece of code : Main() { Int child = fork(); Int c = 5; if (child == 5) { C + = 5; } Else { Child = fork(); C + = 5; } } What are the different values of the variable c? First of all checking child == ... a pseudocode as some of the syntaxes are wrong. Also I am getting the answer as 10,10,10. Given answer is 20,10,15. Can someone please check?
Ujjal roy
answered
in
Operating System
3 days
ago
by
Ujjal roy
390
views
operating-system
fork-system-call
programming-in-c
56
votes
7
answers
25
GATE CSE 2017 Set 1 | Question: 3
Let $c_{1}.....c_{n}$ be scalars, not all zero, such that $\sum_{i=1}^{n}c_{i}a_{i}$ = 0 where $a_{i}$ are column vectors in $R^{n}$. Consider the set of linear equations $Ax = b$ ... has a unique solution at $x=J_{n}$ where $J_{n}$ denotes a $n$-dimensional vector of all 1. no solution infinitely many solutions finitely many solutions
KG
answered
in
Linear Algebra
3 days
ago
by
KG
15.3k
views
gatecse-2017-set1
linear-algebra
system-of-equations
normal
1
vote
1
answer
26
ISI2015-MMA-89
Let $y(x)$ be a non-trivial solution of the second order linear differential equation $\frac{d^2y}{dx^2}+2c\frac{dy}{dx}+ky=0,$ where $c<0$, $k>0$ and $c^2>k$. Then $\mid y(x) \mid \to \infty$ as $x \to \infty$ $\mid y(x) \mid \to 0$ as $x \to \infty$ $\underset{x \to \pm \infty}{\lim} \mid y(x) \mid$ exists and is finite none of the above is true
KAUNIL
answered
in
Others
3 days
ago
by
KAUNIL
175
views
isi2015-mma
differential-equation
non-gate
39
votes
7
answers
27
GATE CSE 2015 Set 2 | Question: 29
Consider the intermediate code given below. (1) i=1 (2) j=1 (3) t1 = 5 * i (4) t2 = t1 + j (5) t3 = 4 * t2 (6) t4 = t3 (7) a[t4] = -1 (8) j = j + 1 (9) if j <= 5 goto (3) (10) i = i +1 (11) if i < 5 goto (2) The number of nodes and edges in control-flow-graph constructed for the above code, respectively, are $5$ and $7$ $6$ and $7$ $5$ and $5$ $7$ and $8$
Rohit gundeti
answered
in
Compiler Design
3 days
ago
by
Rohit gundeti
20.2k
views
gatecse-2015-set2
compiler-design
intermediate-code
normal
3
votes
1
answer
28
UGC NET CSE | August 2016 | Part 3 | Question: 14
Consider a $N$-bit plane frame buffer with $W$-bit wide lookup table with $W > N$. How many intensity levels are available at a time ? $2^{N}$ $2^{W}$ $2^{N+W}$ $2^{N-1}$
chandira
answered
in
Computer Graphics
3 days
ago
by
chandira
1.8k
views
ugcnetcse-aug2016-paper3
computer-graphics
frame-buffer
1
vote
1
answer
29
Operating Systems Galvin
Does Waiting Time and Response TIme remains the same in Preemptive Scheduling Algorithm???
Bharat Bhushan
answered
in
Operating System
4 days
ago
by
Bharat Bhushan
67
views
operating-system
scheduling
0
votes
2
answers
30
Computer Networks
Answer given is d (Question From PW)
Mr_Engineer
answered
in
Computer Networks
4 days
ago
by
Mr_Engineer
132
views
computer-networks
test-series
1
vote
1
answer
31
Subnets
Consider the following table with subnets Subnet Subnet Id Subnet Mask $ A$ 150.60.160.0 255.255.240.0 $B $ 150.60.164.0 255.255.252.0 $C $ 150.160.168.0 255.255.252.0 Can we say subnet C exists inside subnet A?
Mr_Engineer
answered
in
Computer Networks
4 days
ago
by
Mr_Engineer
92
views
subnetting
computer-networks
0
votes
1
answer
32
Context Free Languages
Is the following language context free: The set of all strings with number of a’s equal to number of b’s and the sum of a’s and b’s to be divisible by 3.
GNANESWARA SAI
answered
in
Theory of Computation
4 days
ago
by
GNANESWARA SAI
65
views
context-free-language
theory-of-computation
context-free-grammar
pushdown-automata
0
votes
1
answer
33
Calcutta University Question Paper
Consider a relation r1(A, B, C), r2(C, D, E) and r3(E, G) with primary keys A, C and E respectively. Assume that r1 has 1000 tuples, r2 has 1500 tuples and r3 has 750 tuples. The number of resultant tuple in are
Ujjal roy
answered
in
Databases
5 days
ago
by
Ujjal roy
181
views
databases
tuple-relational-calculus
0
votes
1
answer
34
isro 2018
Consider the following C code segment: #include main() { int i, j , x ; scanf("%d", &x); i = 1 ; j = 1; while ( i< 10 ) { j = j * i; i = i + 1; if (i == x) break ; } } For the program fragment above, which of the following statements about the variables i and j must be true after ... = (x - 1)!) ∧ (i = x )) D (( j = 9!) ∧ (i = 10)) V (( j = (x - 1)!) ∧ (i = x ))
dsujay748
answered
in
Programming
5 days
ago
by
dsujay748
886
views
programming-in-c
1
vote
1
answer
35
DRDO CSE 2022 Paper 2 | Question: 25
Assume when encrypting $3$-bit plaintext with a block cipher with key $\text{K},$ ... with key $\mathrm{K}$ in counter mode (with initial counter value $=0):$ $\text{C}=100110000$ What was the plaintext?
AGNIDEB MUKHERJEE
answered
in
Computer Networks
5 days
ago
by
AGNIDEB MUKHERJEE
75
views
drdocse-2022-paper2
computer-networks
cryptography
7-marks
descriptive
0
votes
0
answers
36
Self doubt
For barc cse exam, what subjects do i have to prepare other than gate syllabus?
gaddalakonda_ganesh
asked
in
GATE
5 days
ago
by
gaddalakonda_ganesh
44
views
self-doubt
0
votes
1
answer
37
self doubt
Solve the following recurrences using recursion tree method and write the asymptotic time complexity T(n)=T(n/2)+n^2
Çșȇ ʛấẗẻ
asked
in
Algorithms
6 days
ago
by
Çșȇ ʛấẗẻ
60
views
time-complexity
recurrence-relation
0
votes
0
answers
38
doubt
where can I find all barc’s PYQ
someshawasthi
asked
in
BARC
6 days
ago
by
someshawasthi
36
views
self-doubt
0
votes
1
answer
39
Practice question Avl trees
S1 : An insertion in an AVL with n nodes requires O(n) rotations. answer is false in answer key,but is guess for 1 insetion its O(1).so for n it will be O(n). tell me if i am wrong and correct me please.
Ujjaval251
asked
in
Programming
6 days
ago
by
Ujjaval251
55
views
data-structures
avl-tree
1
vote
0
answers
40
TIFR Mathematics 2023 | Part B | Question: 1
Answer whether the following statements are True or False. Let $\alpha$ be a positive real number, and let $f:(0,1) \rightarrow \mathbb{R}$ be a function such that $|f(x)-f(y)| \leq$ $|x-y|^{\alpha}$ for all $x, y \in(0,1)$. Then $f$ can be extended to a continuous function $[0,1] \rightarrow \mathbb{R}$.
admin
asked
in
Others
6 days
ago
by
admin
17
views
tifrmaths2023
true-false
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