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Computer Sciences Practice MCQ Page 5

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Computer Sciences Practice MCQ Page 5 Empty Computer Sciences Practice MCQ Page 5

Post by Admin Wed Jan 06, 2016 12:05 am

Question: 45   EBCDIC can code up to how many different characters?

  1. 816
  2. 32
  3. 64
  4. 256
  5. 99

Question: 46   which of the following statements is true?

  1. the installation of a computer is favorably received by all employees
  2. some form of training is necessary for employees who will work with computers
  3. computers are portrayed solely as society's benefactor
  4. a business person is only interested in the computer's accuracy.
  5. None of the above

Question: 47   which is considered a direct entry input device?

  1. optical scanner
  2. mouse
  3. light pen
  4. digitizer
  5. all of the above

Question: 48   the daily processing of corrections to customer accounts best exemplifies the processing mode of

  1. batch processing
  2. real time processing
  3. interactive processing
  4. all of the above
  5. none of the above

Question: 49   the data processing job expected to further decreases in the 1990's is that of:

  1. keypuncher
  2. data entry clerk
  3. computer operator
  4. programmer
  5. none of the above

Question: 50   which is a unit of measurement used with computer system?

  1. byte
  2. kilobyte
  3. megabyte
  4. gigabyte
  5. All of the above

Question: 51   which of the following statements is true?

  1. analysts usually work alone and sometimes as part of a team
  2. most systems projects are completed in 612 weeks
  3. an analyst's primary concern is the development of software
  4. analysts evaluate data flow through an organisation
  5. none of the above

Question: 52   in computer terminology, information means

  1. raw data
  2. data in more useful or intelligible from
  3. alphanumeric data
  4. program
  5. none of the above

Question: 53   a computer programmer

  1. does all the thinking for a computer
  2. can enter input data quickly
  3. can operate all types of computer equipment
  4. can draw only flowchart
  5. none of the above

Question: 54   A character is represented in EBCDIC by

  1. one bit
  2. four bits
  3. eight bits
  4. sixteen bits
  5. none of the above

Question: 55   Most of the errors blamed on computers are actually due to

  1. programming errors
  2. hardware fatique
  3. defects in floppy disks
  4. data entry errors
  5. none of the above

Question: 56   which is a secondary memory device?

  1. CPU
  2. ALU
  3. Floppy disk
  4. mouse
  5. none of the abome
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