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1. 
Touch screen is
A.
(a) Input device
B.
(b) Output device
C.
(c) Storage medium
D.
(d) Operating, system
2. 
Which of the following is NOT a peripheral of PC?
A.
(a) CPU
B.
(b) O.S
C.
(c) V.D.0
D.
(d) Touch screen
3. 
A computer-based information system is
A.
(a) A system in which a computer is used to process data to get information
B.
(b) Developing data
C.
(c) Performing complex mathematical calculations
D.
(d) Data is put into the computer for processing
4. 
E - R diagram represents
A.
(a) Flow of data in a system
B.
(b) Flow of control in a system
C.
(c) Relationship between entities of system
D.
(d) All of these
5. 
The most common input device used today is
A.
(a) Motherboard
B.
(b) VDU
C.
(c) Keyboard
D.
(d) IC chip
6. 
Modems that contain programs to dial and establish connections are called
A.
(a) Direct connect modem
B.
(b) Intelligent modem
C.
(c) Dial up modem
D.
(d) Indirect connect modem
7. 
Dedicated line is same as
A.
(a) Narrowband line
B.
(b) Broadband line
C.
(c) Leased line
D.
(d) None of these
8. 
Internet chatting is an example of
A.
(a) Simplex communication
B.
(b) Duplex communication
C.
(c) Half duplex
D.
(d) None of these
9. 
The time between program input & output is called
A.
(a) Execution time
B.
(b) Turnaround time
C.
(c) Waiting time
D.
(d) All of these
10. 
Which of the following is technically least sound?
A.
(a) Programmer
B.
(b) User
C.
(c) System analyst
D.
(d) Computer operator