Which of the following is not an input device?
OCR
Optical scanners
Voice recognition device
COM (Computer Output to Microfilm)
Answer : D
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1) What is the responsibility of the logical unit in the CPU of a computer?
2) Magnetic disks are the most popular medium for
3) Which statement is valid about magnetic tape?
It is a plastic ribbon
It is coated on both sides with iron oxide
It can be erased and reused
All of above
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4) Which of the following is valid statement?
Data in itself is useless unless it is processed
The data that is processed is called a program
The data which is not yet processed is information
Information is processed by computer to generate data.
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5) Which one is the largest space?
