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Recent questions tagged testbook-test-series
0
votes
0
answers
1
testbook
Can you help me understand the last 2 options
Rohit Chakraborty
asked
in
Databases
Jan 3
by
Rohit Chakraborty
118
views
testbook-test-series
rdbms
relational-algebra
0
votes
0
answers
2
testbook
Rohit Chakraborty
asked
in
Programming in C
Dec 24, 2023
by
Rohit Chakraborty
109
views
testbook-test-series
programming-in-c
recursion
0
votes
1
answer
3
#TestBook #TestSeries
((f,g)|f(0)=g(0) or f(1)=g(1)) is the relation equivalent on set of function for all Z to Z . I find this to be equivalence relation ,but the solution says its not .cannot understand the solution properly . Anyone please Clear my doubt
Rajib Datta Roy
asked
in
Set Theory & Algebra
Nov 2, 2023
by
Rajib Datta Roy
196
views
testbook-test-series
0
votes
0
answers
4
Testbool test Series
Dadu
asked
in
Operating System
Oct 1, 2023
by
Dadu
190
views
operating-system
testbook-test-series
0
votes
0
answers
5
https://testbook.com/TS-nic-scientist-b/tests/640217b028c19ad10b7fed68?attemptNo=1#/lt-solutions
In a databse system, let TS(T1) and TS(T2) be the timestamps of transactions T1 and T2 respectively. W-t(X) denotes the largest timestamp of any transaction that executed write(X) successfully and R-t(X) denotes the ... TS(T₁) < W-t(X) then T₁ is rolled back All of the above. PS: Ans given as B
_Shubham_.Singh_
asked
in
Databases
Jul 10, 2023
by
_Shubham_.Singh_
236
views
transaction-and-concurrency
databases
testbook-test-series
0
votes
0
answers
6
TestBook TestSeries question to find max child possible in B+ Tree
In a B+ Tree index having order 6, which is the maximum number of child pointers it can have. Keys are numbered from 1 to 83. What can be the maximum number of nodes which can be used to store all the keys? A. 17 B. 19 C. 59 D. 57
Sahil_Lather
asked
in
Databases
Jan 29, 2023
by
Sahil_Lather
483
views
b-tree
testbook-test-series
databases
0
votes
1
answer
7
TestBook TestSeries Finding number of records under join of 2 tables
Assume a relation R' having 200 records. These records are stored in blocks having block factor as 20. Consider another relation S' having 120 records and all these records are stored in 30 blocks. These two tables have to be joined ... the total number of block access required to join R and S ? A. 2430 B. 6010 C. 6120 D. 1230
Sahil_Lather
asked
in
Databases
Jan 29, 2023
by
Sahil_Lather
333
views
databases
algorithms
loop
testbook-test-series
0
votes
0
answers
8
TestBook TestSeries Optimal Binary Search Tree Question
Construct OBST with the identifier set (a1, a2, a3) =(end , goto, print) with p(1..3) = (0.05, 0.2, 0.1) and q(0..3) = (0.2, 0.1,0.2, 0.05) What is the cost of a OBST ? What are the nodes present in the 2nd level of OBST if the root is present in level one ? 2.55 , print , goto 2.45 , goto , end 2.15, end, print 2.7, end, goto
Sahil_Lather
asked
in
Algorithms
Jan 28, 2023
by
Sahil_Lather
418
views
algorithms
binary-search-tree
testbook-test-series
0
votes
1
answer
9
TestBook testseries question to find max weight of MST
A complete graph G with 5 nodes has positive weight edges, each node has a distinct weight with an integer value and maximum weight is equal to number of edges in G. What can be the maximum weight of minimum spanning tree for graph G?
Sahil_Lather
asked
in
Algorithms
Jan 28, 2023
by
Sahil_Lather
390
views
algorithms
minimum-spanning-tree
testbook-test-series
0
votes
0
answers
10
TestBook TestSeries question to find number of paths in directed graph
Consider the following directed graph and assume the number of paths to reach to itself i.e. N(A) = 1. Number of paths from A to K are __
Sahil_Lather
asked
in
Algorithms
Jan 28, 2023
by
Sahil_Lather
226
views
algorithms
directed-acyclic-graph
testbook-test-series
0
votes
0
answers
11
TestBook testSeries dynamic programming and np problem question
Consider the following statements, which of the statement(s) is/are FALSE? The running time of dynamic programming algorithm is always θ (p) where p is number of subproblems When a recurrence relation has cyclic dependency, it is ... memorization If a problem X can be reduced to a known NP hard problem, then X must be NP-hard
Sahil_Lather
asked
in
Algorithms
Jan 28, 2023
by
Sahil_Lather
348
views
algorithms
dynamic-programming
testbook-test-series
1
vote
0
answers
12
TestBook graph theory question
If G is a simple planar connected graph with 5 vertices, how many edges in maximum can be there in the given graph?
Sahil_Lather
asked
in
Graph Theory
Jan 27, 2023
by
Sahil_Lather
351
views
graph-theory
testbook-test-series
graph-planarity
0
votes
0
answers
13
TestBook graph theory questions
Let Gn be the complete bipartite graph K13, 17 then the chromatic number of G̅n is _____ (G̅n is complement of Gn and n = 30) A 13 B 17 C n(n−1)2−13×17 D n(n−1)2−2
Sahil_Lather
asked
in
Graph Theory
Jan 27, 2023
by
Sahil_Lather
483
views
graph-theory
bipartite-graph
testbook-test-series
0
votes
1
answer
14
Testbook poset question
Which of the following is/are correct about the number of edges and number of vertices respectively in the Hasse diagram of POSET [P(A); ⊆] where P(A) is the power set and A = {a , b , c} ? 1 number of vertices = 12 2 number of vertices = 8 3 number of edges = 12 4 number of edges = 8
Sahil_Lather
asked
in
Set Theory & Algebra
Jan 27, 2023
by
Sahil_Lather
467
views
set-theory&algebra
boolean-algebra
testbook-test-series
1
vote
2
answers
15
Testbook group theory question
Let G be a group of order 49. Then G is abelian G is cyclic G is non-abelian Centre of G has order 7
Sahil_Lather
asked
in
Set Theory & Algebra
Jan 27, 2023
by
Sahil_Lather
475
views
set-theory&algebra
abelian-group
testbook-test-series
0
votes
0
answers
16
Testbook Relations in discrete maths
Which of the following statement is not true? 1 If a relation on a set A is symmetric and transitive then R is reflexive. 2 If a relation R on a set A is irreflexive and transitive then R is antisymmetric. 3 If R is antisymmetric relation then R ꓵ S ... If R and S are transitive relation on a set A then R U S need not be transitive and R ꓵ S are also transitive.
Sahil_Lather
asked
in
Mathematical Logic
Jan 27, 2023
by
Sahil_Lather
427
views
discrete-mathematics
relations
testbook-test-series
0
votes
0
answers
17
#testbook
amit166
asked
in
Computer Networks
Jan 19, 2023
by
amit166
235
views
testbook-test-series
1
vote
1
answer
18
#testbook
Time complexity=$\sum_{i=1}^{n}[\log (\frac{n}{i})] is$
amit166
asked
in
Algorithms
Jan 5, 2023
by
amit166
279
views
testbook-test-series
0
votes
1
answer
19
Testbook test series
Can anyone please solve this?
Shoto
asked
in
CO and Architecture
Jan 14, 2022
by
Shoto
409
views
testbook-test-series
computer-architecture
cache-memory
1
vote
0
answers
20
Testbook Test Series
Consider the following statements 4 : 16 decoder can be constructed (with enable input). Which of the following statements is/are correct? (MSQ) a. Using four 2 : 4 decoders (each with an enable input) only b. Using five 2 : 4 decoders (each with an enable ... : 8 decoders (each with an enable input) only d. Using two 3 : 8 decoders (each with an enable input) and an inverter
rsansiya111
asked
in
Digital Logic
Dec 28, 2021
by
rsansiya111
493
views
testbook-test-series
0
votes
0
answers
21
Testbook Test Series
rsansiya111
asked
in
Programming in C
Dec 26, 2021
by
rsansiya111
313
views
testbook-test-series
0
votes
1
answer
22
Testbook Test Series
rsansiya111
asked
in
Programming in C
Dec 26, 2021
by
rsansiya111
212
views
testbook-test-series
0
votes
1
answer
23
Testbook Test Series
rsansiya111
asked
in
Programming in C
Dec 26, 2021
by
rsansiya111
210
views
testbook-test-series
0
votes
0
answers
24
Testbook Test Series
rsansiya111
asked
in
Mathematical Logic
Dec 26, 2021
by
rsansiya111
176
views
testbook-test-series
0
votes
0
answers
25
Testbook Test Series
rsansiya111
asked
in
Programming in C
Dec 26, 2021
by
rsansiya111
207
views
testbook-test-series
0
votes
0
answers
26
Testbook Test Series
rsansiya111
asked
in
Digital Logic
Dec 26, 2021
by
rsansiya111
362
views
testbook-test-series
1
vote
1
answer
27
Testbook Test Series
rsansiya111
asked
in
Digital Logic
Dec 26, 2021
by
rsansiya111
294
views
testbook-test-series
2
votes
0
answers
28
Testbook Test Series
rsansiya111
asked
in
Digital Logic
Dec 26, 2021
by
rsansiya111
271
views
testbook-test-series
1
vote
1
answer
29
Testbook Test Series
rsansiya111
asked
in
Digital Logic
Dec 26, 2021
by
rsansiya111
285
views
testbook-test-series
0
votes
1
answer
30
Testbook Test Series
rsansiya111
asked
in
Digital Logic
Dec 26, 2021
by
rsansiya111
270
views
testbook-test-series
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