Computer Organization & Architecture (3140707) MCQs

MCQs of Computer Arithmetic

Showing 11 to 20 out of 30 Questions
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11.
In multiplication algorithm, after the initialization the ____________ bit of the multiplier in Qn is tested.
(a) high-order bit
(b) sign bit
(c) low-order bit
(d) both A & B
Answer:

Option (c)

12.
Which shift is used in multiplication algorithm?
(a) shl
(b) shr
(c) cir
(d) cil
Answer:

Option (b)

13.
In multiplication algorithm, shifting operation is done on?
(a) EA
(b) EAB
(c) EBQ
(d) EAQ
Answer:

Option (d)

14.
If the multiplicand B is 10010 and the multiplier Q is 10110, then how many add operations are performed in multiplication process to reach final product?
(a) 3
(b) 2
(c) 4
(d) 5
Answer:

Option (a)

15.
If B has multiplicand, Q has multiplier and A register is used to store intermediate addition, then final product of multiplication will be stored in _______ as per standard multiplication algorithm.
(a) EAQ
(b) BQ
(c) AQ
(d) AB
Answer:

Option (c)

16.
Booth algorithm gives a procedure for multiplying binary integers in _____________ representation.
(a) signed-2's complement
(b) signed-magnitude
(c) signed-1's complement
(d) sign-complement
Answer:

Option (a)

17.
If QR (Multiplier) is 10-bit signed-2's complement number, then value of SC at initial phase of booth multiplication process?
(a) 8
(b) 10
(c) 11
(d) 9
Answer:

Option (b)

18.
In booth multiplication algorithm, what is initial value of Qn+1 bit?
(a) 1
(b) 0
(c) Depends on BR
(d) Depends on QR
Answer:

Option (b)

19.
In booth multiplication algorithm, after the initialization _______ bits (in proper sequence) are inspected.
(a) Qn+1 Qn
(b) Qn-1 Qn
(c) Qn Qn-1
(d) Qn Qn+1
Answer:

Option (d)

20.
For what value of Qn Qn+1, addition of AC & BR is performed in booth multiplication algorithm?
(a) 10
(b) 00
(c) 01
(d) 11
Answer:

Option (c)

Showing 11 to 20 out of 30 Questions
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