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DOS History MCQ with Answers PDF Download – Test 4

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Learn DOS History MCQ with Answers PDF for IT online modules. Download the DOS History Multiple Choice Questions (MCQs) PDF e-Book, Ch. 14-4 to learn Computer Basics Practice Tests. Study Operating Systems Test PDF, DOS History Multiple Choice Questions (MCQ Quiz) to strengthen computer training. Download the DOS History MCQs App: Free Computer Basics Study App to learn computer hardware, computer memory, static and dynamic memory devices, dos history test prep for IT online modules.

Free "DOS History MCQs" App Download (iOS & Android): Year in which the first operating system was developed is; MCQ with answers: 1940, 1910, 1980, and 1950. Practice Operating Systems Questions and Answers, Google e-Book to download free chapter for IT online modules.

DOS History MCQ – Mock Test 4 PDF Download

MCQ 16: Year in which the first operating system was developed is:

  1. 1910
  2. 1940
  3. 1950
  4. 1980

MCQ 17: Semiconductor memory device in which stored data will remain permanently stored as long as power is supplied is:

  1. dynamic memory device
  2. storage device
  3. flash device
  4. static memory device

MCQ 18: Computer word size is a multiple of:

  1. 16 bits
  2. 4 bits
  3. 1024 bits
  4. 10 bits

MCQ 19: Most PCs give a single beep on boot up to indicate they are OK hardware wise, if we boot PC and doesn't get any beep we have to check:

  1. system board
  2. RAM
  3. microprocessor
  4. speaker

MCQ 20: The standard used in serial ports to facilitate communication is:

  1. RS-246
  2. RS-LNK
  3. RS-232-C
  4. RST 3

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