1. The output quality of a printer is measured by-
a) Dots printed per unit tune
b) Dot per sq. Inch
c) Dot per inch
d) All of above
e) None of these
2. In analog computer –
a) Output is displayed in digital form
b) Input is never converted to digital form
c) Input is first converted to digital form
d) All of above
e) None of these
3. In latest generation computers, the instructions are executed:
a) Sequentially only
b) Parallel only
c) Both sequentially and parallel
d) All of above
e) None of these
4. Who designed the first electronic computer ENIAC?
a) Joseph M. Jacquard
b) Van-Neumann
c) J. Presper Eckert and John W Mauchly
d) All of above
e) None of these
5. Who invented the high level language ‘C’?
a) Dennis M. Ritchie
b) Donald Kunth
c) Seymour Papert
d) Niklaus Writh
e) None of these
6. The system unit of a personal computer typically contains all of the following except:
a) Serial interface
b) Disk controller
c) Microprocessor
e) None of these
7. A computer program that converts an entire program into machine language is called a/an –
a) Simulator
b) Interpreter
c) Compiler
d) Commander
e) None of these
8. All of the following are examples of real security and privacy risks except-
a) Viruses
c) Hackers
d) Identify theft
e) None of these
9. _________ are specially designed computer chips reside inside other devices, such as your car or your electronic thermostat.
a) Mainframes
b) Embedded computers
c) Robotic computers
d) Servers
e) None of these
10. The operating system creates ________ from the physical Computer.
a) Virtual device
b) Virtual computers
c) Virtual space
d) All of the above
e) None of these
Answers:
1. b) Dot per sq. Inch2. b) Input is never converted to digital form3. c) Both sequentially and parallel4. c) J. Presper Eckert and John W Mauchly5. a) Dennis M. Ritchie6. d) Modem7. c) Compiler8. b) Spam9. b) Embedded computers10. b) Virtual computers
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