Instrumentation Transducers Questions and Answers – Digital Input Output Devices

This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Digital Input Output Devices”.

1. Punched cards are _______________
a) Display system
b) Sound system
c) Memory system
d) None of the mentioned
View Answer

Answer: c
Explanation: Punched cards are a memory device, which have been replaced by modern memory techniques.

2. Punched cards are used in _______________
a) Low speed computers
b) High speed computers
c) Super computers
d) Mac devices
View Answer

Answer: a
Explanation: Punched cards are one of the oldest methods of memory and are used in low speed computers.

3. Printers are ___________________
a) Asynchronous devices
b) Synchronous devices
c) Unpredictable
d) None of the mentioned
View Answer

Answer: b
Explanation: Printers are synchronous devices.
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4. Which of the following category tele printer belong to?
a) Serial printer
b) Parallel printer
c) Laser printer
d) None of the mentioned
View Answer

Answer: a
Explanation: Tele printers are a serial printer, which prints one character at a time.

5. Which of the following category line printer belong to?
a) Serial printer
b) Parallel printer
c) Unpredictable
d) None of the mentioned
View Answer

Answer: b
Explanation: Line printers are parallel printers which can print a block of data at a time.
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6. Printing speed of line printer will be _____________
a) Less than 600 lines/sec
b) Between 600-1200 lines/sec
c) Between 600-1200 lines/minute
d) Geater thean 1200 lines/minute
View Answer

Answer: c
Explanation: Line printers have a typical printing speed of 600 to 1200 lines/minute.

7. Which of the following doesn’t belong to the class of line printer?
a) Bar type
b) Wheel type
c) Chain type
d) None of the mentioned
View Answer

Answer: d
Explanation: Line printers may be divided into different types as bar type, wheel type, chain type, cylinder type etc.
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8. Production of graphical image on VDU is called _______________
a) Computer graphics
b) Virtual graphics
c) Virtual imaging
d) Image processing
View Answer

Answer: a
Explanation: Computer graphics is the process of creation of a graphical image on visual display unit.

9. Which of the following is/are used in low speed computers?
a) Punched cards
b) Paper tape device
c) Both punched card and paper tape
d) None of the mentioned
View Answer

Answer: c
Explanation: Punched cards or paper tape equipment are used in computers operating in low speed.
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10. Storage unit is important between input and output devices.
a) True
b) False
View Answer

Answer: a
Explanation: Storage unit between input and output unit enable the storage of data for a short duration.

Sanfoundry Global Education & Learning Series – Instrumentation Transducers.

To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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