COA Quiz

Q1. Most computers use the _______________ representation when performing arithmetic operations with integers.

1 point

a) Signed magnitude

b) Signed 2’s complement

c) Signed 1’s complement

d) Any of the above

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Q2. The m bit parallel adder consist of _____________.

1 point

a) (m+1) full adders

b) (m-1) full adders

c) m full adders

d) m/2 full adders

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Q3. IEEE stands for ______________________.

1 point

a) Instantaneous Electrical Engineering

b) Institute of Emerging Electrical Engineering

c) Institute of Emerging Electronic Engineers

d) Institute of Electrical and Electronics Engineers

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Q4. Add the two magnitudes when the signs of A and B are _____________ in addition algorithm and ___________ in subtraction algorithm.

1 point

a) identical, identical

b) different, identical

c) identical, different

d) different, different

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Q5. If Q is 10 bit signed number, then value of SC at initial phase of multiplication process is ____?

1 point

a) 8

b) 9  

c) 11

d) 10 ---    Right answer

Q6. For what value of Qn Qn+1, subtraction of AC & BR is performed in booth multiplication algorithm?

1 point

a) 00

b) 01  

c) 11

d) 10  ----    Right answer

Q7. IEEE-754 double precision format represent floating point numbers, has a length of ______ bits.

1 point

a) 16

b) 32

c) 48

d) 64

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Q8. Booth algorithm gives a procedure for multiplying binary integers in _______________ representations.

1 point

a) signed 2’s complement

b) signed magnitude

c) signed 1’s compliment

d) sign complement

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Q9. The number of sign bits in a 32 bit IEEE format is _____________.

1 point

a) 11

b) 9

c) 1

d) 23

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Q10. Which shift is used in multiplication algorithm?

1 point

a) shl

b) shr   -----   right answer

c) cir

d) cil

  

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