1
GATE CSE 2008
MCQ (Single Correct Answer)
+1
-0.3
In the $$IEEE$$ floating point representation the hexadecimal value $$0\, \times \,00000000$$ corresponds to
A
the normalized value $${2^{ - 127}}$$
B
the normalized value $${2^{ - 126}}$$
C
the normalized value $$+0$$
D
the special value $$+0$$
2
GATE CSE 2004
MCQ (Single Correct Answer)
+1
-0.3
What is the result of evaluating the following two expressions using three $$-$$ digit floating point arithmetic with rounding?
$$\eqalign{ & \left( {113. + - 111.} \right) + 7.51 \cr & 113. + \left( { - 111. + 7.51} \right) \cr} $$
A
$$9.51$$ and $$10.0$$ respectively
B
$$10.0$$ and $$9.51$$ respectively
C
$$9.51$$ and $$9.51$$ respectively
D
$$10.0$$ and $$10.0$$ respectively
3
GATE CSE 2002
MCQ (Single Correct Answer)
+1
-0.3
In $$2’s$$ complement addition, the overflow
A
is flagged whenever there is carry from sign bit addition
B
cannot occur when $$a$$ $$+$$ $$ve$$ value is added to $$a$$ $$-$$ $$ve$$ value
C
is flagged when the carries from sign bit and previous bit match
D
None of the above
4
GATE CSE 1997
MCQ (Single Correct Answer)
+1
-0.3
An $$N$$-bit carry look ahead adder, where $$N$$ is a multiple of $$4,$$ employs $${\rm I}cs$$ $$74181$$ ($$4$$bit $$ALU$$) and $$74182$$ ($$4$$ bit carry look ahead generator). The minimum addition time using the best architecture for this adder is
A
proportional to $$N$$
B
proportional to log $$N$$
C
a constant
D
None of the above
GATE CSE Subjects
Software Engineering
Web Technologies
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