Computer Fundamentals Section | Basic Computer Knowledge

  • 11. UNIVAC is
   A.) Universal Automatic Computer
   B.) Unique Automatic Computer
   C.) Universal Array Computer
   D.) Unvalued Automatic Computer

Answer: Option 'A'

There are no computers with the name as in other options. UNIVAC was the first general purpose electronic digital computer designed for commercial use, produced by Universal Company Accounting John Mauchly and J.P.Eckert in 1951.

  • 12. CD-ROM stands for
   A.) Compact Data Read Only Memory
   B.) Compact Disk Read Only Memory
   C.) Compactable Read Only Memory
   D.) Compactable Disk Read Only Memory

Answer: Option 'B'

There are no objects with the name, as in other options. CD-ROM is an optical storage medium of non-volatile data using the same physical format as the audio compact disc readable by a computer with a CD-ROM. 12 cm CD store about 660 megabytes standard diameter

  • 13. MSI stands for
   A.) Medium Scale Integrated Circuits
   B.) Medium System Intelligent Circuit
   C.) Medium Scale Intelligent Circuit
   D.) Medium System Integrated Circuits

Answer: Option 'A'

After the invention of IC chips the development of computers plunged into the next phase. Small and Medium Scale Integration Scale Integration (SSI and MSI) were used in the third generation of computers and large-scale integration and Very Large Scale Integration (LSI and VLSI) are used in the fourth generation of computers. People now expect ULSI (ultra large scale integration) circuits to use for the fifth generation of computers.

  • 14. The capacity of 3.5 inch floppy disk is
   A.) 1.48 MB
   B.) 1.46 MB
   C.) 1.22 MB
   D.) 1.44 MB

Answer: Option 'D'

Microfloppy disks (3.5 inch) if it is high density (MF2HD) can store 1.44 MB and if it is low density (MF2DD), it can store 720 KB. Mini Floppy disks (5.25 inch) if it is high density (MD2HD) can store 1.2 MB and low density (MD2DD) stores 360 KB of data.

  • 15. Which of the following devices can be used to directly image the printed text?
   A.) MICR
   B.) OCR
   C.) OMR
   D.) All of above

Answer: Option 'B'

OCR

  • 16. In analog computer
   A.) Output is displayed in digital form
   B.) Input is first converted to digital form
   C.) Input is never converted to digital form
   D.) All of above

Answer: Option 'C'

Input is never converted to digital form

  • 17. The output quality of a printer is measured by
   A.) Dots printed per unit time
   B.) Dot per inch
   C.) Dot per sq. inch
   D.) All of above

Answer: Option 'C'

Dot per sq. inch

  • 18. In the latest generation of computers, the instructions are executed
   A.) Parallel only
   B.) Sequentially only
   C.) Both sequentially and parallel
   D.) All of above

Answer: Option 'C'

Both sequentially and parallel

  • 19. Who designed the first electronics computer – ENIAC?
   A.) Joseph M. Jacquard
   B.) J. Presper Eckert and John W Mauchly
   C.) Van-Neumann
   D.) All of above

Answer: Option 'B'

J. Presper Eckert and John W Mauchly

  • 20. Who invented the high level language c?
   A.) Donald Kunth
   B.) Seymour Papert
   C.) Niklaus Writh
   D.) Dennis M. Ritchie

Answer: Option 'D'

Dennis M. Ritchie



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