Exercise: Computer Fundamentals

Questions for: Computer Fundamentals

In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?
A:
1820
B:
1860
C:
1855
D:
1870
Answer: C
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What is the name of the memory card which is conceptually related to the smart card but is similar to the video disk?
A:
Laser card
B:
Master card
C:
Visa
D:
Optical card
Answer: A
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Which of the following statements best describes the batch method of input?
A:
Data is processed as soon as it is input
B:
Data is input at the time it is collected
C:
Data is collected in the form of source documents, placed into groups, and then input to the computer
D:
Source documents aren't used
Answer: C
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The computers that we use are digital whereas we live in an analog world which means that we have to translate analog data into digital data. What is the name of the circuit which helps us in this conversion?
A:
D/A converter
B:
A/D converter
C:
Voice recognition
D:
Adapter
Answer: B
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Which of the following is not a sequence storage device?
A:
Magnetic disk
B:
Magnetic tape
C:
Paper tape
D:
All of the above
Answer: A
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