The Gateway to Computer Science Excellence
For all GATE CSE Questions
Toggle navigation
Facebook Login
or
Email or Username
Password
Remember
Login
Register

I forgot my password
Activity
Questions
Unanswered
Tags
Subjects
Users
Ask
Prev
Blogs
New Blog
Exams
Questions by bts
User bts
Wall
Recent activity
All questions
All answers
Exams Taken
All Blogs
User bts
Wall
Recent activity
All questions
All answers
Exams Taken
All Blogs
0
votes
1
answer
1
What is co exact syllabus
What is co exact syllabus
asked
Sep 10, 2018
in
CO and Architecture

32
views
0
votes
1
answer
2
Recurrence Relation
Solve the following recurrence relation : N(h)=N(h−1)+N(h−2)+1
asked
Jul 27, 2018
in
Programming

123
views
recurrence
timecomplexity
recurrenceeqation
algorithms
0
votes
1
answer
3
Masters theorem
Solve by using master's theorem
asked
Jul 17, 2018
in
Algorithms

123
views
timecomplexity
mastertheorem
algorithms
asymptoticnotations
recurrence
0
votes
1
answer
4
Syllabus Gate 2019
Is the chapter Complex functions part of gate 2019 maths syllabus? Previously questions about analytic functions have been asked a lot. Are they part of the syllabus?
asked
Jul 3, 2018
in
Mathematical Logic

253
views
preparation
gate2019
syllabus
engineeringmathematics
complexnumber
0
votes
0
answers
5
Two phase locking and time stamp
Which of the following is correct ? I.Two phase locking is an optimistic protocol. II. Two phase locking is pessimistic protocol III. Time stamping is an optimistic protocol. IV. Time stamping is pessimistic protocol. A I and III B II and IV C I and IV D II and III
asked
Jun 30, 2018
in
Databases

126
views
twophaselockingprotocol
databases
transactions
0
votes
0
answers
6
Differentiable
Why is a function not differentiable at x=k when f'(x) limits to infinity? Limit can be infinite too?
asked
Jun 25, 2018
in
Mathematical Logic

66
views
calculus
differentiability
continuity
engineeringmathematics
0
votes
1
answer
7
Derivative
What is the derivative of the following function at x=0? F(x)= x ^(1/3)
asked
Jun 25, 2018
in
Mathematical Logic

45
views
engineeringmathematics
calculus
0
votes
1
answer
8
Rank of a matrix
Let A be a 4×3 real matrix with rank 2. Let B be transpose matrix of A. Which one of the following statement is TRUE? (a) Rank of BA is less than 2. (b) Rank of BA is equal to 2. (c) Rank of BA is greater than 2. (d) Rank of BA can be any number between 1 and 3.
asked
Jun 21, 2018
in
Mathematical Logic

217
views
rankofmatrix
engineeringmathematics
matrix
+1
vote
1
answer
9
TCP acknowledgement number
An ACK number of $1000$ in TCP always means that $999$ bytes have been successfully received $1000$ bytes have been successfully received $1001$ bytes have been successfully received None of the above
asked
Jun 18, 2018
in
Computer Networks

179
views
computernetworks
tcp
sequencenumber
0
votes
1
answer
10
Ping icmp
Which statement is false? PING is a TCP/IP application that sends datagrams once every second in the hope of an echo response from the machine being PINGED If the machine is connected and running a TCP/IP protocol stack, it should respond to the PING ... condition, an ICMP message is not returned PING display the time of the return response in milliseconds or one of several error message
asked
Jun 18, 2018
in
Computer Networks

83
views
computernetworks
icmp
0
votes
2
answers
11
Subnet
The address of a class $B$ host is to be split into subnets with a $6bit$ subnet number. What is the maximum number of subnets and the maximum number of hosts in each subnet? $62$ subnets and $262142$ hosts. $64$ subnets and $262142$ hosts. $62$ subnets and $1022$ hosts. $64$ subnets and $1024$ hosts
asked
Jun 18, 2018
in
Computer Networks

218
views
computernetworks
subnetting
networkaddressing
+1
vote
1
answer
12
IPV4 Header  GATE CS Mock 2018  Set 2
Which of the following option is false regarding option field in the $IPv4$ header: The Value of "Type" in the Security option field of an IPv4 header is $131$. If the header length is greater than $5$ (i.e., it is from ... . Copied, Option Class, and Option Number are sometimes referred to as a single eightbit field, the Option Type. None of these
asked
Jun 18, 2018
in
Computer Networks

135
views
computernetworks
ipv4
+1
vote
1
answer
13
Forwarding by router
Consider the following routing table of a router. Consider the following three IP addresses. How are the packets with above three destination IP addresses are forwarded? (A) 1>D, 2>B, 3>B (B) 1>D, 2>B, 3>D (C) 1>B, 2>D, 3>D (D) 1>D, 2>D, 3>D
asked
Jun 15, 2018
in
Computer Networks

286
views
computernetworks
routing
forwa
0
votes
1
answer
14
Bit Rate  Baud Rate
An analog signal has a bit rate of 8000 bps and a baud rate of 1000. Then analog signal has _____ signal elements and carry _____ data elements in each signal. (A) 256, 8 bits (B) 128, 4 bits (C) 256, 4 bits (D) 128, 8 bits
asked
Jun 15, 2018
in
Computer Networks

328
views
bits
baud
computernetworks
0
votes
1
answer
15
Error detection
Let C be a binary linear code with minimum distance 2t + 1 then it can correct upto _____ bits of error. A t + 1 B t C t  2 D t / 2
asked
Jun 15, 2018
in
Computer Networks

271
views
computernetworks
errordetection
hammingcode
0
votes
1
answer
16
Token Ring  ISRO  ISRO CS 2016
In a token ring network the transmission speed is 107 bps and the propagation speed is 200 meters/ μs. The 1bit delay in this network is equivalent to: (A) 500 meters of cable. (B) 200 meters of cable. (C) 20 meters of cable. (D) 50 meters of cable.
asked
Jun 15, 2018
in
Computer Networks

134
views
computernetworks
tokenring
0
votes
1
answer
17
Computer Networks: efficiency  Gate 2018 mock set 2
Which of the following statement is False about the efficiency of the given channel ? A If we want to send big packets on the channel, then Stop and Wait is good choice. B If length of packet increases, efficiency of ... sender and receiver is directly proportional to efficiency of channel. D Efficient might be less if capacity of channel is high
asked
Jun 15, 2018
in
Computer Networks

149
views
computernetworks
0
votes
2
answers
18
Time to live
When is TTL decreased? 1 only at routers? 2 any device having network layer (including hosts in between the path) : example: source subnet has ethernet and destination subnet has token ring : all hosts and routers that come in packets.s path will decrease TTL or only router will decrease TTL?
asked
Jun 14, 2018
in
Computer Networks

64
views
routersbridgehubsswitches
computernetworks
+7
votes
3
answers
19
Time complexity , Recursion
Why is recursive equation of following code $T(n)=T(n/2)+O(1)$, not $T(n)=8*T(n/2)+O(1)$? int x=0; int A(n) { if(n==1) return 1; else { X+=8A(n/2)+n^3; } return X; }
asked
May 29, 2018
in
Algorithms

250
views
recursion
timecomplexity
algorithms
mastertheorem
50,647
questions
56,497
answers
195,489
comments
100,801
users