General computer science MCQS - SET 02

Multiple Choice Questions (MCQs) of Computer Fundamental
1. A Kb corresponds to
(a) 1024 bits
(b) 1000 bytes
(c) 210 bytes
(d) 210 bits

2. A superscalar processor has
(a) multiple functional units
(b) a high clock speed
(c) a large amount of RAM
(d) many I/O ports

3. A 32-bit processor has
(a) 32 registers
(b) 32 I/O devices
(c) 32 Mb of RAM
(d) a 32-bit bus or 32-bit registers

4. Information is stored and transmitted inside a computer in
(a) binary form
(b) ASCII code form
(c) decimal form
(d) alphanumeric form

5. The minimum number of bits required to store the hexadecimal number FF is
(a) 2,
(b) 4,
(c) 8,
(d) 16

6. A parity bit is
(a) used to indicate uppercase letters
(b) used to detect errors
(c) is the first bit in a byte
(d) is the last bit in a byte

7. !A 20-bit address bus allows access to a memory of capacity
(a) 1 Mb
(b) 2 Mb
(c) 32Mb
(d) 64 Mb

8. A 32-bit address bus allows access to a memory of capacity
(a) 64 Mb
(b) 16 Mb
(c) 1 Gb
(d) 4 Gb

9.!Clock speed is measured in
(a) bits per second
(b) baud
(c) bytes
(d) Hertz

10. On-chip cache has
(a) lower access time than RAM
(b) larger capacity than off chip cache
(c) its own data bus
(d) become obsolete

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