Model Set-4

 Digital Nepal 69

Model Set-4

1. Computer instructions written with the use of English words instead of binary machine code is called
(A) Mnemonics
.(B) Symbolic code
(C) Gray code
(D) Op-code

2. A monitor looks like a TV set but it does not
.(A) Receive TV signals
(B) Give a clear picture
(C) Give a steady picture
(D) Display graphics

3. Which of the following is also known as SOROBAN?
.(B) Abacus

4. To produce high-quality graphics (hardcopy) in color, you would want to use a/an
(A) RGB monitor
.(B) Plotter
(C) Ink-jet printer
(D) Laser printer

5. A common boundary between two systems is called
(A) Interdiction
.(B) Interface
(C) Surface
(D) None of the above

6. Which method is used to connect a remote computer?
(A) Device
.(B) Dialup
(C) Diagnostic
(D) Logic circuit

7. Which memory stores the values of variables?
.(C) RAM

8. Time during which a job is processed by the computer is
(A) Delay time
(B) Real time
.(C) Execution time
(D) Down time

9. A billionth of a second is defined as a:
(A) Millisecond
(B) Microsecond
.(C) Nanosecond
(D) Picoseconds

10. Which of the following is required when more than one person uses a central computer at the same time?
.(A) Terminal
(B) Light pen
(C) Digitizer
(D) Mouse

11. A hybrid computer uses a _______ to convert digital signals from a computer into analog signals.
(A) Modulator
(B) Demodulator
.(C) Modem
(D) Decoder

12. The language that the computer can understand and execute is called
.(A) Machine language
(B) Application software
(C) System program
(D) All of the above

13. The organization and interconnection of the various components of a computer system is
.(A) Architecture
(B) Networks
(C) Graphics
(D) Designing

14. Sending data from one place to another, by physical or electronic means is
(A) E-mail
(B) Internet
.(C) Data transmission
(D) Distributed processing

15. Another name for a computer chip is:
(A) Execute
.(B) Micro chip
(C) Microprocessor
(D) Select

16. First microprocessors were used in which of the following? 
(A) Computers
.(B) Calculators
(C) Telephones
(D) Printers

17. Which of the following is not an input device of the computer?
(A) Trackball
(B) Image Scanner
(C) Joystick
.(D) Sound Card

18. Who has conceived the first automatic digital computer?
A) Blaise Pascal
B) Gottfried Leibniz
.(C) Charles Babbage
(D) George Boole

19. What is the name of the first computer virus, that affected ARPANET?
(A) Mayhem
.(B) Creeper
(C) Boom
(D) Attack

20. Which of these network topologies have all the network nodes connected directly to each other?
(A) Bus
.(B) Mesh
(C) Star
(D) Tree

21. Which of these protocols is considered as the effective predecessor of the World Wide Web?
.(B) Gopher

22. What do we call the networking hardware that allows data to flow from one discrete network to another?
(A) Switch
(B) Modem
.(C) Gateway
(D) Repeater

23. Which port is used by SMTP?
(A) 22
(B) 53
.(C) 25

24. What is the full form of XML?
(A) Extra Markup Loop
(B) Xtreme Madeup Loop
(C) Xtra Machine Language
.(D) Extensible Markup Language

25. What do we call the malicious computer programs that gains root or administrative access to the computer?
(A) Antivirus
(B) Spamware
.(C) Rootkits
(D) Backdoors


Answer Sheet:

1. (B) Symbolic code

2. (A) Receive TV signals

3. (B) Abacus
4. (B) Plotter
5. (B) Interface
6. (B) Dialup
7. (C) RAM
8. (C) Execution time
9. (C) Nanosecond
10. (A) Terminal

11. (C) Modem
12. (A) Machine language
13. (A) Architecture
14. (C) Data transmission
15. (B) Micro chip
16. (B) Calculators
17. (D) Sound Card

18. (C) Charles Babbage
19. (B) Creeper
20. (B) Mesh
21. (B) Gopher
22. (C) Gateway
23. (C) 25
24. (D) Extensible Markup Language

25. (C) Rootkits

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