Computer System Overview Questions and Answers for Competitive Exams
Computer System Overview Questions and Answers:
Q.81.Binary numbers need more places for counting because
(A) They are always big numbers
(B) Any no. of 0's can be added in front of them
(C) Binary base is small
(D) 0's and l's have to be properly spaced apart
(E) None of the above
Ans . C
Q.82. ASCII and EBCDIC are the popular character coding systems.
What does EBCDIC stand for?
(A) Extended Binary Coded Decimal Interchange Code
(B) Extended Bit Code Decimal Interchange Code
(C) Extended Bit Case Decimal Interchange Code
(D) Extended Binary Case Decimal Interchange Code
Ans . A
Q.83.When referring to instruction words, a mnemonic is:
(A) a short abbreviation for the operand address
(B) a short abbreviation for the operation to be performed
(C) a short abbreviation for the data word stored at the operand address
(D) shorthand for machine language
Ans . B
Q.84.Which bus is bidirectional?
(A) data bus
(B) control bus
(C) address bus
(D) multiplexed bus
Ans . A
Q.85. Which of the following is used to Manage Data Base?
(A) Operating System
(B) Compiler
(C) DBMS
(D) None of the above
Ans . C
Q.86. Which of the following is an example of non-volatile memory?
(A) Cache memory
(B) RAM
(C) ROM
(D) None of the above
Ans . C
Q.87. The contents of memory into blocks of the same size is called as:
(A) ROM
(B)EPROM
(C)EEPROM
(D)All of above
Ans . D
Q.88. What is the permanent memory built into your computer called?
(A) RAM
(B)ROM
(C)CPU
(D)CD-ROM
(E)None of these
Ans . B
Q.89. What is the overall term for creating, editing, formatting, storing retrieving and printing a text document ?
(A) Word processing
(B) Spreadsheet design
(C) Web design
(D) Database management
(E) Presentation generation
Ans . A
Q.90. A file is often referred to as a (n)..........
(A) Wizard
(B) Document
(C) Pane
(D) Device
(E) Documentation
Ans . B
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