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Recent activity by learner_geek
0
answers
1
Mtech in dtu cse
I am getting 34.69 in gate 2018 cse and i belong to OBC category .will i get DTU ??
I am getting 34.69 in gate 2018 cse and i belong to OBC category .will i get DTU ??
2.5k
views
commented
Mar 14, 2020
1
answer
2
DTU VS MNNIT
Which is better MNNIT CSE or DTU CSE? My first concern is placement.
Which is better MNNIT CSE or DTU CSE?My first concern is placement.
2.9k
views
commented
Mar 12, 2020
2
answers
3
About comparison of lower nits and dtu
Which is better to join for mtech in cse lower nits after nit nagpur or DTU??
Which is better to join for mtech in cse lower nits after nit nagpur or DTU??
2.4k
views
comment edited
Mar 3, 2020
0
answers
4
aptitute
The no. of ways to distribute n items among r people where each gets zero or more items. please give the detailed formula for this or give any good example.
The no. of ways to distribute n items among r people where each gets zero or more items. please give the detailed formula for this or give any good example.
361
views
asked
Feb 2, 2019
Quantitative Aptitude
aptitute
calender
+
–
3
answers
5
propositional logic
which of the following is tautology? (¬P^(P->q))->¬q ¬(p->q)->¬q [(¬p^q)^[q->(p->q)]]->¬r Both (B) and(C) please explain in detail how to check for especially for condition (C) Because “r” is only in RHS but not in LHS of this implication.
which of the following is tautology?(¬P^(P->q))->¬q¬(p->q)->¬q[(¬p^q)^[q->(p->q)]]->¬rBoth (B) and(C)please explain in detail how to check for especially for condit...
1.1k
views
commented
Jan 22, 2019
Mathematical Logic
propositional-logic
discrete-mathematics
mathematical-logic
first-order-logic
engineering-mathematics
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–
0
answers
6
probability
Probability density function of a random variable X is distributed uniformly between 0 and 10 The probability that X lies between 2.5 to 7.5 and the mean square value of X are respectively. please give step by step answer in a detailed manner.
Probability density function of a random variable X is distributed uniformly between 0 and 10 The probability that X lies between 2.5 to 7.5 and the mean square value of ...
590
views
asked
Jan 21, 2019
Probability
probability
engineering-mathematics
random-variable
conditional-probability
+
–
3
answers
7
probability
In a lottery, 10 tickets are drawn at random out of 50 tickets numbered from 1 to 50. What is the expected value of the sum of numbers on the drawn tickets?
In a lottery, 10 tickets are drawn at random out of 50 tickets numbered from 1 to 50. What is the expected value of the sum of numbers on the drawn tickets?
4.0k
views
commented
Jan 20, 2019
Mathematical Logic
probability
engineering-mathematics
conditional-probability
random-variable
+
–
1
answer
8
probability
A player tosses two fair coins. He wins rs 2 if 2 heads occur and rs 1 if 1 head occurs. On the other hand, he loses rs 3 if no heads occur. if the player plays 100 times.then the amount he wins______________(RS).
A player tosses two fair coins. He wins rs 2 if 2 heads occur and rs 1 if 1 head occurs. On the other hand, he loses rs 3 if no heads occur. if the player plays 100 times...
663
views
answer selected
Jan 20, 2019
Mathematical Logic
probability
engineering-mathematics
random-variable
conditional-probability
+
–
1
answer
9
probability
Let X and Y be two exponentially distributed and independent random variables with mean α and β, respectively. If Z = max (X, Y), then the mean of Z is…. please explain in detail… https://gateoverflow.in/3676/gate2004-it-33 for min(X, Y) solution is already given as question asked in gate 2004. what about max(X, Y).
Let X and Y be two exponentially distributed and independent random variables with mean α and β, respectively. If Z = max (X, Y), then the mean of Z is….please explai...
328
views
asked
Jan 17, 2019
1
answer
10
#pointers
Approach? Consider the following C program? #include<stdio.h> int main() { short int c[5]; int i=0; for(i=0;i<5;i++) c[i]=400+i; char *b = (char *)c; printf("%d", *(b+8)); } The output of above program, when ‘short int take ‘2 B’ and character take 1 B to represent _________. (Assume memory storage follows Little Endian architecture).
Approach?Consider the following C program?#include<stdio.h int main() { short int c[5]; int i=0; for(i=0;i<5;i++) c[i]=400+i; char *b = (char *)c; printf("%d", *(b+8)); }...
847
views
commented
Jan 2, 2019
2
answers
11
Optimal merge pattern
Is there any difference in between draw tree for huffman coding and optimal merge pattern if yes please give detailed explanation.
Is there any difference in between draw tree for huffman coding and optimal merge pattern if yes please give detailed explanation.
3.5k
views
answer selected
Feb 27, 2018
Algorithms
huffman-code
descriptive
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–
1
answer
12
Gate 2018
Three process p1 p2 p3 have 4 resource and request for k instance... What was the ans of this
Three process p1 p2 p3 have 4 resource and request for k instance...What was the ans of this
764
views
commented
Feb 4, 2018
8
answers
13
GATE CSE 1998 | Question: 1.1
A die is rolled three times. The probability that exactly one odd number turns up among the three outcomes is $\dfrac{1}{6}$ $\dfrac{3}{8}$ $\dfrac{1}{8}$ $\dfrac{1}{2}$
A die is rolled three times. The probability that exactly one odd number turns up among the three outcomes is$\dfrac{1}{6}$ $\dfrac{3}{8}$ $\dfrac{1}{8}$ $\dfrac{1}{2}...
8.6k
views
answered
Jan 29, 2018
Probability
gate1998
probability
easy
+
–
4
answers
14
GATE CSE 2015 Set 1 | Question: GA-3
Given Set $A= {2, 3, 4, 5}$ and Set $B= { 11, 12, 13, 14, 15}$, two numbers are randomly selected, one from each set. What is the probability that the sum of the two numbers equals $16$? $0.20$ $0.25$ $0.30$ $0.33$
Given Set $A= {2, 3, 4, 5}$ and Set $B= { 11, 12, 13, 14, 15}$, two numbers are randomly selected, one from each set. What is the probability that the sum of the two numb...
7.3k
views
answered
Jan 28, 2018
Quantitative Aptitude
gatecse-2015-set1
quantitative-aptitude
probability
normal
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–
2
answers
15
ISRO-DEC2017-13
Consider the following schema: $\text{Sailors(sid,sname,rating,age)}$ $\text{Boats(bid,bname,colour)}$ $\text{Reserves(sid,bid,day)}$ ... Ganga boat. Names of sailors who have reserved at least one Ganga boat. Names of sailors who have reserved at most one Ganga boat.
Consider the following schema:$\text{Sailors(sid,sname,rating,age)}$$\text{Boats(bid,bname,colour)}$$\text{Reserves(sid,bid,day)}$Two boats can have the same name but the...
2.8k
views
answered
Jan 24, 2018
Databases
isrodec2017
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–
1
answer
16
Natural join
My answer is not matching with any of the option.so what is the correct answer
My answer is not matching with any of the option.so what is the correct answer
1.3k
views
answered
Jan 24, 2018
Databases
natural-join
databases
relational-algebra
sql
+
–
7
answers
17
GATE CSE 2008 | Question: 54
Which of the following are true? A programming language which does not permit global variables of any kind and has no nesting of procedures/functions, but permits recursion can be implemented with static storage allocation Multi-level access link (or display) arrangement is ... activation records II and V only I, III and IV only I, II and V only II, III and V only
Which of the following are true?A programming language which does not permit global variables of any kind and has no nesting of procedures/functions, but permits recursio...
21.0k
views
answered
Jan 19, 2018
Compiler Design
gatecse-2008
compiler-design
difficult
runtime-environment
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–
2
answers
18
GATE CSE 2004 | Question: 45
Consider the grammar with the following translation rules and $E$ ... root of the parse tree for the expression:$2$ # $3$ & $5$ # $6$ & $4$ $200$ $180$ $160$ $40$
Consider the grammar with the following translation rules and $E$ as the start symbol$$\begin{array}{lll}E \rightarrow E_ 1\# \: T & \qquad\left\{E.value = E_1.value * ...
11.1k
views
commented
Jan 11, 2018
Compiler Design
gatecse-2004
compiler-design
grammar
normal
+
–
4
answers
19
GATE2012 CY: GA-9
There are eight bags of rice looking alike, seven of which have equal weight and one is slightly heavier. The weighing balance is of unlimited capacity. Using this balance, the minimum number of weighings required to identify the heavier bag is $2$ $3$ $4$ $8$
There are eight bags of rice looking alike, seven of which have equal weight and one is slightly heavier. The weighing balance is of unlimited capacity. Using this balanc...
9.0k
views
answered
Jan 9, 2018
Analytical Aptitude
gate2012-cy
analytical-aptitude
logical-reasoning
+
–
2
answers
20
GATE CSE 2013 | Question: 62
Out of all the $2$-digit integers between $1$ and $100,$ a $2$-digit number has to be selected at random. What is the probability that the selected number is not divisible by $7$ ? $\left(\dfrac{13}{90}\right)$ $\left(\dfrac{12}{90}\right)$ $\left(\dfrac{78}{90}\right)$ $\left(\dfrac{77}{90}\right)$
Out of all the $2$-digit integers between $1$ and $100,$ a $2$-digit number has to be selected at random. What is the probability that the selected number is not divisibl...
3.9k
views
answered
Jan 9, 2018
Quantitative Aptitude
gatecse-2013
quantitative-aptitude
easy
probability
factors
+
–
2
answers
21
GATE2013 EE: GA-9
A car travels $8$ $km$ in the first quarter of an hour, $6$ $km$ in the second quarter and $16$ $km$ in the third quarter. The average speed of the car in km per hour over the entire journey is $30$ $36$ $40$ $24$
A car travels $8$ $km$ in the first quarter of an hour, $6$ $km$ in the second quarter and $16$ $km$ in the third quarter. The average speed of the car in km per hour ove...
3.5k
views
answered
Jan 9, 2018
Quantitative Aptitude
gate2013-ee
speed-time-distance
quantitative-aptitude
+
–
5
answers
22
GATE CSE 2017 Set 1 | Question: GA-7
Six people are seated around a circular table. There are at least two men and two women. There are at least three right-handed persons. Every woman has a left-handed person to her immediate right. None of the women are right-handed. The number of women at the table is $2$ $3$ $4$ Cannot be determined
Six people are seated around a circular table. There are at least two men and two women. There are at least three right-handed persons. Every woman has a left-handed pers...
8.1k
views
commented
Jan 9, 2018
Analytical Aptitude
gatecse-2017-set1
analytical-aptitude
round-table-arrangement
+
–
4
answers
23
GATE CSE 2015 Set 2 | Question: GA-8
In a triangle $PQR, PS$ is the angle bisector of $\angle QPR \text{ and } \angle QPS =60^\circ$. What is the length of $PS$ ? $\left(\dfrac{(q+r)} {qr}\right)$ $\left(\dfrac {qr} {q+r}\right)$ $\large \sqrt {(q^2 + r^2)}$ $\left(\dfrac{(q+r)^2} {qr}\right)$
In a triangle $PQR, PS$ is the angle bisector of $\angle QPR \text{ and } \angle QPS =60^\circ$. What is the length of $PS$ ?$\left(\dfrac{(q+r)} {qr}\right)$$\left(\dfra...
11.1k
views
commented
Jan 8, 2018
Quantitative Aptitude
gatecse-2015-set2
quantitative-aptitude
geometry
difficult
triangles
+
–
3
answers
24
GATE CSE 2015 Set 1 | Question: GA-10
The probabilities that a student passes in mathematics, physics and chemistry are $m,p$ and $c$ respectively. Of these subjects, the student has $75\%$ chance of passing in at least one, a $50\%$ ... Only relation I is true. Only relation II is true. Relations II and III are true. Relations I and III are true.
The probabilities that a student passes in mathematics, physics and chemistry are $m,p$ and $c$ respectively. Of these subjects, the student has $75\%$ chance of passing ...
12.6k
views
answer edited
Jan 8, 2018
Quantitative Aptitude
gatecse-2015-set1
quantitative-aptitude
probability
+
–
1
answer
25
Data link layer
Can anyone tell me plz....what formula I should use for window size ...1+2a or 2a only ..bcz I have seen in ACE Test series use 2a & Ravidrababu sir use 1+2a.. a=Tp/Tx
Can anyone tell me plz....what formula I should use for window size ...1+2a or 2a only ..bcz I have seen in ACE Test series use 2a & Ravidrababu sir use 1+2a..a=Tp/...
649
views
answered
Jan 7, 2018
1
answer
26
Subject Topic- Operating systems- Semaphore
736
views
answered
Jan 7, 2018
Operating System
subject-topic
semaphore
operating-system
counting-semaphore
+
–
1
answer
27
tree topic
What is the height of root node by default , 0 or 1
What is the height of root node by default , 0 or 1
258
views
answered
Jan 7, 2018
5
answers
28
GATE CSE 2015 Set 1 | Question: 30
Suppose the following disk request sequence (track numbers) for a disk with $100$ tracks is given: $45, 20, 90, 10, 50, 60, 80, 25, 70.$ Assume that the initial position of the R/W head is on track $50$ ... is used compared to the SCAN (Elevator) algorithm (assuming that SCAN algorithm moves towards $100$ when it starts execution) is________________tracks.
Suppose the following disk request sequence (track numbers) for a disk with $100$ tracks is given:$45, 20, 90, 10, 50, 60, 80, 25, 70.$Assume that the initial position of...
24.0k
views
commented
Jan 6, 2018
Operating System
gatecse-2015-set1
operating-system
disk-scheduling
normal
numerical-answers
+
–
4
answers
29
GATE CSE 1991 | Question: 03-xi
Indicate all the false statements from the statements given below: The amount of virtual memory available is limited by the availability of the secondary memory Any implementation of a critical section requires the use of an indivisible machine- ... for some type of programs. The best fit techniques for memory allocation ensures that memory will never be fragmented.
Indicate all the false statements from the statements given below:The amount of virtual memory available is limited by the availability of the secondary memoryAny impleme...
10.8k
views
answered
Jan 5, 2018
Operating System
gate1991
operating-system
virtual-memory
normal
multiple-selects
+
–
6
answers
30
GATE CSE 2009 | Question: 7, ISRO2015-3
How many $32K \times 1$ RAM chips are needed to provide a memory capacity of $ 256K$ bytes? $8$ $32$ $64$ $128$
How many $32K \times 1$ RAM chips are needed to provide a memory capacity of $ 256K$ bytes?$8$$32$$64$$128$
17.6k
views
answered
Jan 5, 2018
Digital Logic
gatecse-2009
digital-logic
memory-interfacing
easy
isro2015
+
–
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