ONLINE MCQ-COMPUTER AWARENESS 18

ONLINE MCQ-COMPUTER AWARENESS 18

ONLINE MCQ-COMPUTER AWARENESS 18

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Attempt Free ONLINE MCQ-COMPUTER AWARENESS 18 Here. Read The Important Electrical MCQ From Below.

1. The number of keys in a keyboard–
(A) 100
(B) 88
(C) 101
(D) 110
Ans. (D) 110
2. With CD you can–
(A) read
(B) write
(C) both ‘A’ and ‘B’
(D) delete
Ans.  (C) both ‘A’ and ‘B’

3. Printer is a device which–
(A) input
(B) output
(C) both ‘A’ and ‘B’
(D) none of these

Ans. (B) output

ONLINE MCQ-COMPUTER AWARENESS 18

4. Laser printer is device which–
(A) input
(B) output
(C) both ‘A’ and ‘B’
(D) none of these

Ans. (B) output

5. In MICR, ‘C’ stands for–
(A) colour
(B) code
(C) character
(D) coding

Ans. (C) character

6. …………………..are used to identify a user who returns to a Website.
(A) Cookies
(B) Plug-ins
(C) Scripts
(D) ASP

Ans. (A) Cookies

7. Which one of the following objects is passed to a Java Bean when one of its properties is set via a JSP action?
(A) Servlet Request
(B) Http Servlet Request
(C) Servlet Response
(D) Http Servlet Response

Ans. (C) Servlet Response

ONLINE MCQ-COMPUTER AWARENESS 18

8. …………………..translates and executes program at run time line by line.
(A) Compiler
(B) lnterpreter
(C) Linker
(D) Loader

Ans. (B) lnterpreter

9. …………………..is an OOP principle.
(A) Structured programming
(B) Procedural programming
(C) Inheritance
(D) Linking

Ans. (A) Structured programming

10. COBOL is widely used in …………………..applications.
(A) Commercial
(B) Scientific
(C) Space
(D) Mathematical

Ans. (A) Commercial

11. A single dimensional array is called–
(A) List
(B) Subscripts
(C) Matrix
(D) File

Ans. (D) File

ONLINE MCQ-COMPUTER AWARENESS 18

12. How many types of drawing objects are available in drawing Tool Bar ?
(A) 4
(B) 5
(C) 10
(D) None of these

Ans. (D) None of these

13. Data processing is–
(A) data collection
(B) similar to computer programming
(C) associated with commercial work
(D) akin to data coding

Ans. (C) associated with commercial work

14. In computer terminology, information means–
(A) Raw data
(B) Data in more useful
(C) Alphanumeric data
(D) Program

Ans. (B) Data in more useful

ONLINE MCQ-COMPUTER AWARENESS 18

15. What is meant by the term RAM?
(A) Memory which can only be read
(B) Memory which can be both read and written to
(C) Memory which is used for permanent storage
(D) Memory which can only be written to

Ans. (B) Memory which can be both read and written to

16. Which of the following is  a magnetic memory–
(A) core
(B) disk
(C) flip-flop
(D) tape

Ans. (D) tape

17. A volatile memory is–
(A) magnetic tape
(B) disk
(C) drum
(D) flip-flop

Ans. (B) disk

18. Which of the following flip-flops is used as latch–
(A) JK flip-flop
(B) D flip-flop
(C) RS flip-flop
(D) T flip-flop

Ans. (A) JK flip-flop

ONLINE MCQ-COMPUTER AWARENESS 18

19. 2’s complement of 7 is–
(A) 11001
(B) 11000
(C) 10111
(D) 00111

Ans. (D) 00111

20. Half adder is also known as–
(A) AND gate
(B) NAND gate
(C) NOR gate
(D) EX-OR gate

Ans. (B) NAND gate