Basic Computer
The first mechanical calculator was invented in
1958
1642
1658
1972
None of the above
1642
The invention of the mechanical calculator. Blaise Pascal invented a mechanical calculator with a sophisticated carry mechanism in 1642. After three years of effort and 50 prototypes he introduced his calculator to the public. He built twenty of these machines in the following ten years.
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Time during which a job is processed by the computer isA. Delay time
B. Real time
C. Execution time
D. Down time
Which one of the following is termed a combination input-output device?
A. VDT
B. Keyboard
C. Printer
D. Laser Jet
When you are working on a document on PC, where is the document temporarily stored?
A. RAM
B. ROM
C. CPU
D. Flash Memory
The term gigabyte refers to
A. 1024 bytes
B. 1204 kbytes
C. 1024 megabytes
D. 1024 terabytes
Which of the following is a part of the computer that one can touch and feel?
A. Hardware
B. Software
C. Programs
D. Output
Which of the following bus types are used by the Apple Macintosh computer?
A. ISA
B. NuBus
C. EISA
D. MCA
Compiling creates a(n)
A. program specification
B. algorithm
C. executable program
D. subroutine
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