1. The OCR recognizes the ____ of the characters with the help of a light source.
A. Size
B. Shape
C. Used ink
D. None of these
ANSWER:B
SOLUTION:Optical Character Recognition (OCR) uses a light source to recognize the shape of characters.
2. M stands for, in OMR ________.
A. Manually
B. Mark
D. Machine
C. None of these
ANSWER: B
SOLUTION: The full form of OMR is Optical Mark Recognition.
3. Which of the following devices is used to give input as well as output?
A. Touch screen
B. Headsets
C. Facsimile
D. Audio cards
ANSWER:A
SOLUTION:A touchscreen is a device that can act as both an input and output device. Touchscreens are commonly found in smartphones, tablets, laptops, and other electronic devices.
4. In MICR, C stands for _______.
A. Code
B. Color
C. Computer
D. Character
ANSWER:D
SOLUTION:In MICR, C stands for Charachter. MICR (Magnetic Ink Character Recognition).
5. Facsimile refers to ___________.
A. Fax machine
B. Scanner
C. OMR
D. BCR
ANSWER: A
SOLUTION: Fax (short for facsimile), sometimes called telecopying or telefax (short for telefacsimile), is the telephonic transmission of scanned printed material (both text and images), normally to a telephone number connected to a printer or other output device.
6. Which is used with a stylus to produce freehand drawings?
A. Drawing pen
B. Reflector
C. Graphics tablet
D. Light pen
SOLUTION: A graphics tablet, also known as a pen tablet, drawing tablet, or digitizer, is used with a stylus to produce freehand drawings.
7. Operation of inserting data into the program and taking data out of the program is called ___ operation.
A. i/o operation
B. Input operation
C. Output operation
D. None of these
ANSWER: A
SOLUTION:I/O (input/output), pronounced “eye-oh,” describes any operation, program or device that transfers data to or from a computer.
8. I/O is a short form of ____
A. Income / outcome
B. Incoming / Outgoing
C. Output
D. None of these
ANSWER:D
SOLUTION:I/O stands for input/output, which is a general term for the equipment and data used to communicate with a computer.
9. ___ is used for recording the voice.
A. Microphone
B. Speaker
C. Both
D. None of these
ANSWER: A
SOLUTION:Microphone is used to record voice into computer.
10. Which of the following is the product of data processing?
A. Data
B. Information
C. Software program
D. None of these
ANSWER:B
SOLUTION: Information is the product of data processing. Data processing is the process of changing raw data into meaningful output.