- Computer Science
- Fundamentals
- Output Devices
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Output Devices MCQ's
(1) Which of the following is not a source data entry device?
A) Keyboard
B) Barcode Reader
C) OMR
D) OCR
Explanation
Keyboard is indirect input devices, which means human interaction is required for giving input to the computer.
(2) Output refers to.
A) Softcopy
B) Hardcopy
C) Mini Copy
D) Both A and B
Explanation
Output can be in both forms as softcopy and hard copy. The printed form is referred as hardcopy as well output displaying on screen is called softcopy.
(3) Which one is the source data entry device?
A) Mic
B) OMR
C) OCR
D) All of these
Explanation
All of the mentioned devices are source data entry devices, because these devices take input from source/document directly without human interaction.
(4) Which device is most commonly used for getting ouput from the computers?
A) Printer
B) Monitor
C) Paper
D) Speaker
Explanation
Monitors are the first output devices that was used for getting output. Now a days also monitors, sometime called screens are used commonly for output.