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Questions by rishu_darkshadow
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41
UGC NET CSE | December 2008 | Part 2 | Question: 36
A conventional $LAN$ bridge specifies only the functions of $OSI$ : layers 1 and 2 layers 1 through 3 all layers none of the above
asked
in
Computer Networks
Sep 26, 2017
1.2k
views
ugcnetcse-dec2008-paper2
computer-networks
osi-model
bridges
0
votes
1
answer
42
UGC NET CSE | December 2008 | Part 2 | Question: 35
A high performance switching and multiplexing technology that utilizes fixed length packets to carry different types of traffic is: ATM ADSL SONET None of the above
asked
in
Computer Networks
Sep 26, 2017
945
views
ugcnetcse-dec2008-paper2
computer-networks
multiplexing
network-switching
1
vote
3
answers
43
UGC NET CSE | December 2008 | Part 2 | Question: 34
If $(rear==maxsize-1)$ $rear=0;$ else $rear=rear+1;$ is required in : circular queue linear queue stack deque
asked
in
Databases
Sep 26, 2017
2.9k
views
ugcnetcse-dec2008-paper2
data-structures
circular-queue
0
votes
2
answers
44
UGC NET CSE | December 2008 | Part 2 | Question: 33
In a heap, every element is ___________ of all the elements in the subtree. maximum minimum sum product
asked
in
DS
Sep 26, 2017
1.2k
views
ugcnetcse-dec2008-paper2
data-structures
binary-heap
4
votes
2
answers
45
UGC NET CSE | December 2008 | Part 2 | Question: 32
Suppose R is a relation schema and F is a set of functional dependencies on R. Further, suppose R1 and R2 form a decomposition of R. Then the decomposition is a lossless join decomposition of R provided that: R1∩R2→R1 is in F+ ... in F+ both R1∩R2→R1 and R1∩R2→R2 functional dependencies are in F+ at least one from R1∩R2→R1 and R1∩R2→R2 is in F+
asked
in
Databases
Sep 26, 2017
1.7k
views
ugcnetcse-dec2008-paper2
databases
database-normalization
1
vote
2
answers
46
UGC NET CSE | December 2008 | Part 2 | Question: 31
Aggregation is : an abstraction through which relationships are treated as lower level entities an abstraction through which relationships are treated as higher level entities an abstraction through which relationships are not treated at all as entities none of the above
asked
in
Databases
Sep 26, 2017
2.3k
views
ugcnetcse-dec2008-paper2
databases
aggregation
2
votes
4
answers
47
UGC NET CSE | December 2008 | Part 2 | Question: 30
An entity has: (i) a set of properties (ii) a set of properties and values for all the properties (iii) a set of properties and the values for some set of properties may non-uniquely identify an entity (iv) a set of properties and ... properties may uniquely identify an entity Which of the above are valid? (i) only (ii) only (iii) only (iv) only
asked
in
Databases
Sep 26, 2017
2.6k
views
ugcnetcse-dec2008-paper2
databases
er-diagram
0
votes
1
answer
48
Friend-function
The friend functions are used in situations where: (A) We want to have access to unrelated classes (B) Dynamic binding is required (C) Exchange of data between classes to take place (D) None of the above
asked
in
Programming in C
Sep 26, 2017
4.0k
views
0
votes
2
answers
49
ORACLE-joins
ORACLE supports: (A) inner join and outer join only (B) outer join and semi join only (C) inner join, outer join , semi join only (D) inner join, outer join, semi join and anti join
asked
in
Databases
Sep 26, 2017
1.4k
views
sql
0
votes
1
answer
50
internal-fragmentation
Assume N segments in memory and a page size of P bytes. The wastage on account of internal fragmentation is:
asked
in
Operating System
Sep 26, 2017
623
views
fragmentation
0
votes
1
answer
51
UGC NET CSE | December 2008 | Part 2 | Question: 29
How many constructors can a class have ? zero 1 2 any number
asked
in
Object Oriented Programming
Sep 25, 2017
820
views
ugcnetcse-dec2008-paper2
object-oriented-programming
constructor
0
votes
0
answers
52
UGC NET CSE | December 2008 | Part 2 | Question: 28
When a language has the capability to produce new data types, it is said to be : extensible encapsulated overloaded none of the above
asked
in
Object Oriented Programming
Sep 25, 2017
1.1k
views
ugcnetcse-dec2008-paper2
object-oriented-programming
0
votes
1
answer
53
UGC NET CSE | December 2008 | Part 2 | Question: 27
A copy constructor is invoked when : a function returns by value an argument is passed by value a function returns by reference none of the above
asked
in
Object Oriented Programming
Sep 25, 2017
4.4k
views
ugcnetcse-dec2008-paper2
object-oriented-programming
constructor
1
vote
2
answers
54
UGC NET CSE | December 2008 | Part 2 | Question: 26
The output of the program code main() { int x=0; while (x<=10) for(;;) if(++x%10==0) break; printf(“x=%d”,x); } is : x=1 compilation error x=20 none of the above
asked
in
Programming in C
Sep 25, 2017
1.3k
views
ugcnetcse-dec2008-paper2
programming-in-c
io-statement
0
votes
2
answers
55
UGC NET CSE | December 2008 | Part 2 | Question: 25
Which one of the following describes correctly a static variable? It cannot be initialized It is initialized once at the commencement of execution and cannot be changed at run time It retains its value during the life of the program None of the above
asked
in
Programming in C
Sep 25, 2017
4.8k
views
ugcnetcse-dec2008-paper2
programming-in-c
variable-scope
0
votes
1
answer
56
UGC NET CSE | December 2008 | Part 2 | Question: 24
An example of distributed OS is: Amoeba UNIX MS-DOS MULTICS
asked
in
Operating System
Sep 25, 2017
2.0k
views
ugcnetcse-dec2008-paper2
operating-system
distributed-system
1
vote
0
answers
57
UGC NET CSE | December 2008 | Part 2 | Question: 23
An example of a non pre-emptive scheduling algorithm is : Round Robin Priority Scheduling Shortest job first 2 level scheduling
asked
in
Operating System
Sep 25, 2017
1.7k
views
ugcnetcse-dec2008-paper2
operating-system
scheduling
1
vote
2
answers
58
UGC NET CSE | December 2008 | Part 2 | Question: 22
If holes are half as large as processes, the fraction of memory wasted in holes is : $2/3$ $1/2$ $1/3$ $1/5$
asked
in
Operating System
Sep 25, 2017
716
views
ugcnetcse-dec2008-paper2
operating-system
process-model
0
votes
2
answers
59
UGC NET CSE | December 2008 | Part 2 | Question: 21
N processes are waiting for $I/O$. A process spends a fraction $p$ of its time in $I/O$ wait state. The $CPU$ utilization is given by : 1-p-N 1-pN pN p-N
asked
in
Operating System
Sep 25, 2017
1.8k
views
ugcnetcse-dec2008-paper2
operating-system
process-model
0
votes
2
answers
60
UGC NET CSE | December 2008 | Part 2 | Question: 20
IP address in B class is given by: 125.123.123.2 191.023.21.54 192.128.32.56 10.14.12.34
asked
in
Computer Networks
Sep 25, 2017
1.3k
views
ugcnetcse-dec2008-paper2
computer-networks
ip-addressing
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