C:-Stack pointer
D:-Instruction register
Correct Answer:- Option-B
Question29:-Which of the following requires a device driver?
A:-Register
B:-Cache
C:-Disk
D:-Main memory
Correct Answer:- Option-C
Question30:-An attribute of one table matching the primary key of another table is called
A:-Foreign key
B:-Secondary key
:-Candidate key
D:-Composite key
Correct Answer:- Option-A
Question31:-The average number of key comparisons done in a successful sequential search in a list of length n is
A:-log n
B:-log n*n
C:-log n/2
D:-(n+1)/2
Correct Answer:- Option-D
Question32:-Which of the following algorithms solves the all-pair shorter path problem?
A:-Dijkstra's algorithm
-Floyd's algorithm
C:-Prim's algorithm
D:-Warshall's algorithm
Correct Answer:- Option-B
Question33:-The post fix expression for the infix expression A + B * (C + D)/F + D* Eis
A:-AB + CD+*F/D+E*
-ABCD + * F/ + DE *+
C:-A*B+CD/F*DE++
D:-A + *BCD / F * DE++
Correct Answer:- Option-B

Question34:-A distributed data processing configuration in which all activities must pass through a centrally located
computer is called a

A:-Ring network

B:-Hierarchical network

C:-Spider network

D:-Data control network

Correct Answer:- Option-C
Question35:-What is the minimum number of wires required for sending data over a serial communication links?

൧-2

8:-1

C:-4

D:-3

Correct Answer:- Option-A
Question36:-Data warehousing refers to

A:-Storing data offline at a separate site

B:-Is related to data mining

C:-Back up data regularly

D:-Uses tape as opposed to disk

Correct Answer:- Option-A
Question37:-By means of a dataflow diagram, the analyst can detect

A:-Task duplication

B:-Unnecessary delays

C:-Task overlapping

D:-Alll of these

Correct Answer:- Option-D
Question38:-Assembly language uses