Sunday 28 December 2014

Computer Knowledge 7

1. A(n) .... program is one that is ready to run and does not need to be altered in any way.
1) Interpreter
2) High-level
3) Compiler
4) COBOL
5) Executable
Answer: 5 

2. Which of the following is true about URL?
1) It is a computer program
2) It is a type of Programming object
3) It is the address of a document or page on the World Wide Web
4) It is an acronym for Unlimited Resources for Listening
5) It is a piece of hardware
Answer: 3

3. Universal Product Code (UPC) is a .....
1) Scanner
2) Hardware Equipment
3) Antivirus
4) Graphics Adapter
5) Barcode system
Answer: 5

4. Facsimile Transmission Machine is popularly known as:
1) ATM
2) Scanner
3) Fax Machine
4) Format Machine
5) None of these
Answer: 3

5. What is the significance of a faded/ dimmed command in a pull-down menu?
1) Screen becomes faded/ dimmed if the command is selected
2) The command is not accessible currently
3) A dialog box appears if the command is selected.
4) A help window appears if the command is selected.
5) None of these
Answer: 2

6. Which of the following allows the user to access e-mail from anywhere?
1) Forum
2) Webmail Interface
3) Message board
4) Weblog
5) None of these
Answer: 2

7. Amistake in an algorithm that causes incorrect results is called a .......
1) Logical error
2) Syntax error
3) Machine Error
4) Compiler error
5) None of these
Answer: 1

8. Who are the founders of Google?
1) Larry Page
2) Steve Jobs
3) Sergey Brin
4) Eric Schmidt
5) Only 1 and 3
Answer: 5

9. ........ is a technique that is used to send more than one call over a single line?
1) Digitizing
2) Duplexing
3) Infrared Transmission
4) Streaming
5) Multiplexing
Answer: 5

10. A computer program is:
1) A set of instructions that enable the computer to perform a task
2) Main memory
3) Pseudocode
4) Algorithm
5) None of these
Answer: 1

11. Which of the following is a valid video format?
1) avi
2) mpeg
3) mp4
4) All the above
5) None of these
Answer: 4
12. Which component is used inside the computer to protect the CPU from heat?
1) Control Unit
2) ALU
3) Mother board
4) SMPS
5) Fan
Answer: 5

13. ...... is a device that forwards data packets between computer networks, creating an overlay
internetwork.
1) Multiplexer
2) Duplexer
3) Router
4) WWW
5) None of these
Answer: 3

14. An organization that provides access to the internet is called:
1) Internet Service Provider
2) Internet Access Provider
3) Internet Access Providing System (IAPS)
4) 1 and 3
5) None of these
Answer: 1

15. Which of the following is a product of Google?
1) Youtube
2) Picasa
3) Google+
4) Orkut
5) All the above
Answer: 5

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