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UGC NET CSE | June 2016 | Part 3 | Question: 32
Let $A[1,...,n]$ be an array of n distinct numbers. If $i<j$ and $A[i]>A[j]$, then the pair $(i,j)$ is called an inversion of $A$. What is the expected number of inversions in any permutation on $n$ elements? $\theta(n)$ $\theta(lgn)$ $\theta(nlgn)$ $\theta(n^2)$
answered
in
Algorithms
Aug 16, 2020
5.7k
views
ugcnetcse-june2016-paper3
algorithms
array
2
votes
2
GATE Electrical 2020 | GA Question: 10
The revenue and expenditure of four different companies $\text{P, Q, R and S}$ in $2015$ are shown in the figure. If the revenue of company $\text{Q}$ in $2015$ was $20$% more than that in $2014$, and company $\text{Q}$ had earned a profit of ... expenditure in $2014$, then its expenditure (in million rupees) in $2014$ was _______. $32.7$ $33.7$ $34.1$ $35.1$
answered
in
Quantitative Aptitude
Aug 12, 2020
1.2k
views
gate2020-ee
quantitative-aptitude
data-interpretation
bar-graph
3
votes
3
GATE Electrical 2020 | GA Question: 9
Given a semicircle with $\text{O}$ as the centre, as shown in the figure, the ratio $\dfrac{\overline{AC}+\overline{CB}}{\overline{AB}}$ is _______, where $\overline{AC}$, $\overline{CB}$ and $\overline{AB}$ are chords. $\sqrt{2}$ $\sqrt{3}$ $2$ $3$
answered
in
Quantitative Aptitude
Aug 12, 2020
690
views
gate2020-ee
quantitative-aptitude
geometry
circle
9
votes
4
GATE Electrical 2020 | GA Question: 8
In four-digit integer numbers from $1001$ to $9999$, the digit group $\text{“37”}$ (in the same sequence) appears ________ times. $270$ $279$ $280$ $299$
answered
in
Analytical Aptitude
Aug 12, 2020
1.5k
views
gate2020-ee
analytical-aptitude
logical-reasoning
sequence-series
1
vote
5
GATE Electrical 2020 | GA Question: 7
Select the next element of the series: $\text{Z, WV , RQP,}$ _____ $\text{LKJI}$ $\text{JIHG}$ $\text{KJIH}$ $\text{NMLK}$
answered
in
Analytical Aptitude
Aug 12, 2020
673
views
gate2020-ee
analytical-aptitude
logical-reasoning
sequence-series
2
votes
6
GATE Electrical 2020 | GA Question: 6
Non-performing Assets $\text{(NPAs)}$ of a bank in India is defined as an asset, which remains unpaid by a borrower for a certain period of time in terms of interest, principal, or both. Reserve Bank of India $\text{(RBI)}$ has changed the ... the holding period of loans in $\text{2004}$ after the third revision was ______ days. $45$ $90$ $135$ $180$
answered
in
Analytical Aptitude
Aug 12, 2020
616
views
gate2020-ee
analytical-aptitude
logical-reasoning
passage-reading
5
votes
7
GATE Electrical 2020 | GA Question: 5
If $\text{P, Q, R, S}$ are four individuals, how many teams of size exceeding one can be formed, with $\text{Q}$ as a member? $5$ $6$ $7$ $8$
answered
in
Quantitative Aptitude
Aug 12, 2020
662
views
gate2020-ee
quantitative-aptitude
counting
4
votes
8
GATE Electrical 2020 | GA Question: 4
Stock markets _______ at the news of the coup. poised plunged plugged probed
answered
in
Verbal Aptitude
Aug 12, 2020
419
views
gate2020-ee
verbal-aptitude
most-appropriate-word
3
votes
9
GATE Electrical 2020 | GA Question: 3
Select the word that fits the analogy: Do : Undo :: Trust : ______ Entrust Intrust Distrust Untrust
answered
in
Verbal Aptitude
Aug 12, 2020
551
views
gate2020-ee
verbal-aptitude
word-pairs
0
votes
10
[DBMS] Position of Nulls using order by clause
I have a small doubt on order by clause usgae.I need to understand the position of null in case i order by ascending order or desending order,I referred http://docs.oracle.com/javadb/10.8.3.0/ref/rrefsqlj13658.html,whichsays ... order. But i tried some examples at http://www.w3schools.com/sql/sql_update.asp,which gave me opposite result.Please clarify
answered
in
Databases
Aug 12, 2020
414
views
sql
databases
5
votes
11
OS:- Round Robin scheduling
If we have only one process in ready queue with burst time "m", then how many context switching will happen using round robing scheduling with time quantum q ,where q<m.Assume that dispatching the process first time is not counted as a context switch.
answered
in
Operating System
Aug 12, 2020
4.5k
views
operating-system
round-robin-scheduling
context-switch
process-scheduling
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