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81. A fault in a computer program which prevents it from working correctly is known as___________?

A. Boot
B. Bug
C. Biff
D. Strap

82. A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by John Bruner entitled the Shockwave Rider is__________?

A. Bug
B. Vice
C. Lice
D. Worm

83. Unwanted repetitious messages, such as unsolicited bulk e-mail is known as_________?

A. Spam
B. Trash
C. Calibri
D. Courier

84. DOS stands for____________?

A. Disk Operating System
B. Disk operating session
C. Digital Operating System
D. Digital Open system

85. Who is the Current CEO of Microsoft?

A. Babbage
B. Bill Gates
C. Bill Clinton
D. Satya Nadella

86. Which of the following are input devices?

A. Keyboard
B. Mouse
C. Card reader
D. All of these

87. Examples of output devices are?

A. Screen
B. Printer
C. Speaker
D. All of these

88. Which of the following is also known as brain of computer?

A. Control unit
B. Central Processing unit
C. Arithmetic and language unit
D. Monitor

89. ____________translates and executes program at run time line by line?

A. Compiler
B. Interpreter
C. Linker
D. Loader

90. RAM stands for___________?

A. Random origin money
B. Random only memory
C. Read only memory
D. Random access memory

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