961. Which generation of computers is covered by the period 1964-77?
A. First
B. Second
C. Third
D. Forth
✅ The correct answer is option C.
Computer
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962. The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
A. Laser scanner
B. Wand
C. OCR
D. MICR
✅ The correct answer is option A.
963. The real business and competitive value of information technology lies in:
A. The software application that are used by many companies.
B. The capabilities of software and the value of the information a business acquires and used.
C. The infrastructure of hardware, networks, and other it facilities that are commonly used by many companies.
D. The capabilities of the hardware and the speed at which it processes information.
✅ The correct answer is option B.
964. The report card and merit list forms the
A. Output data
B. Data processing
C. Central Processing
D. Input data
✅ The correct answer is option A.
965. Any device that performs signal conversion is
A. Modulator
B. Modem
C. Keyboard
D. Plotter
✅ The correct answer is option A.
967. The operation of a digital computer is based on _____ principle.
A. counting
B. measuring
C. electronic
D. logical
✅ The correct answer is option A.
968. A storage device which is used to store data & information external to the main storage is known as
A. Buffer
B. Backing storage
C. PROM
D. Accumulator
✅ The correct answer is option B.
969. High-level languages are not concerned with computer but with
A. Assembler
B. Machine code
C. Compiler
D. All of the above
✅ The correct answer is option A.
970. The size of commonly used floppy disk is
A. 4.5″
B. 3.5″
C. 3.25″
D. 5.5″
✅ The correct answer is option B.