NPTEL Digital Circuits Week 2 Assignment Answers 2024
1. Which of the following field is not present in the IEEE 754 floating-point representation?
A) Sign
B) Exponent
C) Significand
D) Base
Answer :- Click Here
2. Which field in the floating point representation determines the range of values that can be represented?
A) Sign field
B) Exponent field
C) Significant field
D) Base field
Answer :- Click Here
3. What is the IEEE 754 single-precision represenation of the decimal number -3.75?
A) C070000016
B) C060000016
C) C0700000016
D) B070000016
Answer :-
4. What is the IEEE 754 single-precision represenation of the decimal number -1.25?
A) 1 0111 1111 0100 0000 0000 0000 0000 0002
B) 0 0111 1111 0100 0000 0000 0000 0000 0002
C) 1 0111 1111 1100 0000 0000 0000 0000 0002
D) 1 0111 1110 0100 0000 0000 0000 0000 0002
Answer :-
5. What value does the IEEE 754 single precision representation 7F80000016 corresponds to?
A) 0
B) NAN
C) Infinity
D) 1
Answer :-
6. What value does the IEEE 754 single precision representation 7FC0000016 corresponds to
A) 0
B) NAN
C) Infinity
D) 1
Answer :- Click Here
7. What is the IEEE 754 double-precision represenation of the decimal number 0.75?
A) 2FE8 0000 0000 000016
B) 3FE8 0000 0000 000016
C) 2FE8 0000 0000 000016
D) 3FE9 0000 0000 000016
Answer :-
8. Which of the following expression is FALSE?
A) 0 or A = A
B) 0 and A = A
C) 1 or A = 1
D) 1 and A = A
Answer :-
9. What is the standard SOP representation of AB+AC?
A) ABC + ABC’ + AB’C
B) A’BC + ABC’ + AB’C
C) ABC + A’BC’ + AB’C
D) ABC + ABC’ + AB’C’
Answer :-
10. The expression x + yz = (x + y)(x + z) corresponds to________.
A) De Morgan’s Theorem
B) The associative law
C) The commutative Law
D) The distributive law
Answer :- Click Here
11. The Boolean expression P.P’.Q in Boolean algebra is also called as___________.
A) Fallacy
B) Tautology
C) Neither Tautology nor Fallacy
D) De Morgan’s law
Answer :-
12. The expression (A + AB + ABC + ABCD + ABCDE + ……) simplifies to___________.
A) 1
B) A
C) A+AB
D) A’
Answer :-
13. Which of the following Boolean algebraic expressions is incorrect?
A) A + AB = A + B
B) A + AB = B
C) (A + B)(A + C) = A + BC
D) (A + B)(A + B) = A
Answer :-
14. The following bit pattern represents a 32 bit IEEE 754 single precision floating point format:
0 10000110 10100000…00
The value of the number in decimal form is
A) -10
B) -208
C) 208
D) 200
Answer :-
15. What is the significand size in IEEE-754 double precision standard?
A) 23
B) 11
C) 32
D) 52
Answer :- Click Here
