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Recent questions tagged ugcnetcse-dec2015-paper3
4
votes
2
answers
61
UGC NET CSE | December 2015 | Part 3 | Question: 12
Consider a subnet with $720$ routers. If a three level hierarchy is chosen with $8$ clusters, each containing $9$ regions of $10$ routers, then total number of entries in the routing table is _______ $25$ $27$ $53$ $72$
Alok12
asked
in
Computer Networks
Jun 5, 2016
by
Alok12
7.1k
views
computer-networks
routing
ugcnetcse-dec2015-paper3
0
votes
1
answer
62
UGC NET CSE | December 2015 | Part 3 | Question: 41
Match the following in Unix file system : ... $\text{(a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)}$
shekhar chauhan
asked
in
Operating System
Jun 5, 2016
by
shekhar chauhan
3.9k
views
operating-system
ugcnetcse-dec2015-paper3
1
vote
2
answers
63
UGC NET CSE | December 2015 | Part 3 | Question: 37
Match the following with respect to various memory management algorithms : ... $\text{(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)}$
shekhar chauhan
asked
in
Operating System
Jun 5, 2016
by
shekhar chauhan
2.7k
views
operating-system
memory-management
ugcnetcse-dec2015-paper3
2
votes
1
answer
64
UGC NET CSE | December 2015 | Part 3 | Question: 26
The context free grammar given by $S \rightarrow XYX$ $X \rightarrow aX \mid bX \mid \lambda$ $Y \rightarrow bbb$ generates the language which is defined by regular expression: $(a+b)^*bbb$ $abbb(a+b)^*$ $(a+b)^*(bbb)(a+b)^*$ $(a+b)(bbb)(a+b)^*$
shekhar chauhan
asked
in
Theory of Computation
Jun 5, 2016
by
shekhar chauhan
3.2k
views
theory-of-computation
regular-expression
finite-automata
expression
ugcnetcse-dec2015-paper3
1
vote
4
answers
65
UGC NET CSE | December 2015 | Part 3 | Question: 24
The language of all non-null strings of a's can be defined by a context free grammar as follow : $S \rightarrow a \: S \mid S\: a \mid a$ The word $a^3$ can be generated by ______ different trees. Two Three Four Five
shekhar chauhan
asked
in
Compiler Design
Jun 5, 2016
by
shekhar chauhan
4.0k
views
compiler-design
grammar
ugcnetcse-dec2015-paper3
0
votes
1
answer
66
UGC NET CSE | December 2015 | Part 3 | Question: 43
A horn clause is A clause in which no variables occur in the expression A clause that has at least one negative literal A disjunction of a number of literals A clause that has atmost one positive literal
Deepak jain
asked
in
Programming and DS
Jun 4, 2016
by
Deepak jain
2.0k
views
programming-in-c
ugcnetcse-dec2015-paper3
2
votes
3
answers
67
UGC NET CSE | December 2015 | Part 3 | Question: 28
Given the following two languages: $L_1=\{a^nba^n\;|\;n>0\}$ $L_2=\{a^nba^nb^{n+1}\;|\;n>0\}$ Which of the following is correct? $L_1$ is context free language and $L_2$ is not context free language $L_1$ is ... $L_2$ is context free language Both $L_1$ and $L_2$ are context free languages Both $L_1$ and $L_2$ are not context free languages
Deepak jain
asked
in
Theory of Computation
Jun 4, 2016
by
Deepak jain
3.5k
views
identify-class-language
context-free-language
ugcnetcse-dec2015-paper3
0
votes
2
answers
68
UGC NET CSE | December 2015 | Part 3 | Question: 11
A network with bandwidth of $10$ Mbps can pass only an average of $15,000$ frames per minute with each frame carrying an average of $8,000$ bits. What is the throughput of this network ? $2$ Mbps $60$ Mbps $120$ Mbps $10$ Mbps
Rohit kumar1
asked
in
Computer Networks
Jun 4, 2016
by
Rohit kumar1
7.5k
views
computer-networks
ugcnetcse-dec2015-paper3
0
votes
1
answer
69
UGC NET CSE | December 2015 | Part 3 | Question: 10
The combination of an IP address and a port number is known as _____ network number socket address subnet mask number MAC address
Rohit kumar1
asked
in
Computer Networks
Jun 4, 2016
by
Rohit kumar1
3.3k
views
computer-networks
network-addressing
ugcnetcse-dec2015-paper3
5
votes
3
answers
70
UGC NET CSE | December 2015 | Part 3 | Question: 27
There are exactly ____ different finite automata with three states $x$, $y$ and $z$ over the alphabet $\{a,b\}$ where $x$ is always the start state $64$ $256$ $1024$ $5832$
Shikha
asked
in
Theory of Computation
Feb 24, 2016
by
Shikha
6.9k
views
ugcnetcse-dec2015-paper3
theory-of-computation
3
votes
3
answers
71
UGC NET CSE | December 2015 | Part 3 | Question: 1
The three outputs $x_1x_2x_3$ from the $8\times 3$ priority encoder are used to provide a vector address of the form $101x_1x_2x_300$. what is the second highest priority vector address in hexadecimal if the vector addresses are starting from the one with the highest priority? $BC$ $A4$ $BD$ $AC$
mrani
asked
in
CO and Architecture
Jan 20, 2016
by
mrani
4.2k
views
ugcnetcse-dec2015-paper3
co-and-architecture
priority-encoder
0
votes
1
answer
72
UGC NET CSE | December 2015 | Part 3 | Question: 38
Function of memory management unit is : Address translation Memory Allocation Cache management All of the above
Sanjay Sharma
asked
in
Operating System
Jan 4, 2016
by
Sanjay Sharma
3.0k
views
ugcnetcse-dec2015-paper3
operating-system
mmu
1
vote
2
answers
73
UGC NET CSE | December 2015 | Part 3 | Question: 42
In an operating system, indivisibility of operation means: Operation is interruptable Race Condition may occur processor can not be prempted All of the above
Sanjay Sharma
asked
in
Operating System
Jan 4, 2016
by
Sanjay Sharma
2.1k
views
ugcnetcse-dec2015-paper3
operating-system
2
votes
1
answer
74
UGC NET CSE | December 2015 | Part 3 | Question: 59
Consider the following database table: Create table test( one integer, two integer, primary key(one), unique(two), check(one>=1 and <=10), check (two>=1 and <=5) ); How many data records/tuples atmost can this table contain? $5$ $10$ $15$ $50$
Sanjay Sharma
asked
in
Databases
Dec 30, 2015
by
Sanjay Sharma
3.9k
views
ugcnetcse-dec2015-paper3
databases
sql
1
vote
3
answers
75
UGC NET CSE | December 2015 | Part 3 | Question: 4
A dynamic RAM has refresh cycle of $32$ times per msec. Each refresh operation requires $100$ msec and a memory cycle requires $250$ msec. What percentage of memory's total operating time is required for refreshes? $0.64$ $0.96$ $2.00$ $0.32$
Sanjay Sharma
asked
in
CO and Architecture
Dec 30, 2015
by
Sanjay Sharma
5.6k
views
ugcnetcse-dec2015-paper3
co-and-architecture
dynamic-ram
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