Compilers Questions and Answers – Symbol Table Organization – 1

This set of Compilers Multiple Choice Questions & Answers (MCQs) focuses on ” Symbol Table Organization – 1″.

1. The main memory in a Personal Computer (PC) is made of __________
a) Cache memory
b) Static RAM
c) Dynamic Ram
d) Cache memory & RAM
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2. Cache memory works on the principle of _________
a) Locality of data .
b) Locality of memory
c) Locality of reference
d) Locality of reference & memory
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3. An n-bit microprocessor has __________
a) n-bit program counter
b) n-bit address register
c) n-bit ALU
d) n-bit instruction register
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4. When CPU is executing a Program that is part of the Operating System, it is said to be in __________
a) Interrupt mode
b) System mode
c) Half mode
d) Simplex mode
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5. Logic X-OR operation of (4ACO) H & (B53F) H results __________
a) AACB
b) 0000
c) FFFF
d) ABCD
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6. If the main memory is of 8K bytes and the cache memory is of 2K words. It uses associative mapping. Then each word of cache memory shall be __________
a) 11 bits
b) 21 bits
c) 16 bits
d) 20 bits
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7. A Stack-organised Computer uses instruction of __________
a) Indirect addressing
b) Two-addressing
c) Zero addressing
d) Index addressing
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8. In a program using subroutine call instruction, it is necessary ___________
a) Initialize program counter
b) Clear the accumulator
c) Reset the microprocessor
d) Clear the instruction register
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9. Virtual memory consists of _________
a) Static RAM
b) Dynamic RAM
c) Magnetic memory
d) None of the mentioned
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10. In signed-magnitude binary division, if the dividend is (11100)2 and divisor is (10011)2 then the result is _________
a) (00100)2
b) (10100)2
c) (11001)2
d) (01100)2
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Sanfoundry Global Education & Learning Series – Compilers.

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