Top 250+ Solved Informatics and History MCQ Questions Answer

From 1 to 15 of 295

Q. Which was the computer conceived by Babbage?

a. analytical engine

b. arithmetic machine

c. donald knuth

d. all of above

  • a. analytical engine

Q. Which of the following is not a category of computer based on size?

a. mainframe computer

b. micro computer

c. mini computer

d. digital computer

  • d. digital computer

Q. Which of the following is a fixed disk?

a. hard disks

b. flash disk

c. compact disk

d. dvds

  • a. hard disks

Q. Which is a valid statement

a. 1 kb = 1024 bytes

b. 1 mb = 1024 bytes

c. 1 kb = 1000 bytes

d. 1 mb = 1000 bytes

  • a. 1 kb = 1024 bytes

Q. Who built the first Mechanical Calculator

a. joseph marie jacquard

b. john mauchly

c. blaise pascal

d. howard aiken

  • c. blaise pascal

Q. The most important advantage of a video disk is

a. compactness

b. potential capacity

c. durability

d. cost effectiveness

  • b. potential capacity

Q. Cursor is a ____

a. pixel

b. thin blinking line

c. pointing device

d. none of these

  • b. thin blinking line

Q. The abbreviation PDF Stands for

a. printable document file

b. portable document file

c. printable document format

d. portable document format

  • d. portable document format

Q. Which of the following items are examples of storage devices?

a. floppy disks

b. cd-roms

c. hard disks

d. all of the above

  • d. all of the above

Q. ASCII and EBCDIC are the popular character coding systems. What does ASCII stand for?

a. american stable code for international interchange

b. american standard case for institutional interchange

c. american standard code for information interchange

d. american standard code for interchange information

  • c. american standard code for information interchange

Q. A normal CD-ROM usually can store up to __________data?

a. 680 kb

b. 680 bytes

c. 680 mb

d. 680 gb

  • c. 680 mb

Q. All modern computers operate on

a. information

b. floppies

c. data

d. word

  • c. data

Q. Dot-matrix is a type of

a. tape

b. printer

c. disk

d. bus

  • b. printer

Q. Which is not consisted in a processor

a. alu

b. cu

c. memory

d. registers

  • c. memory

Q. The Third Generation Computer was made with ________

a. vacuum tube

b. discrete components

c. ic

d. bio chips

  • c. ic
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