1
GATE CSE 2002
MCQ (Single Correct Answer)
+2
-0.6
A B+ - tree index is to be built on the Name attribute of the relation STUDENT. Assume that all student names are of length 8 bytes, disk blocks are of size 512 bytes, and index pointers are of size 4 bytes. Given this scenario, what would be the best choice of the degree (i.e. the number of pointers per node) of the B+ - tree?
A
16
B
42
C
43
D
44
2
GATE CSE 2002
MCQ (Single Correct Answer)
+2
-0.6
Consider the following multiplexer where $$10, 11, 12, 13$$ are four data input lines selected by two address line combinations $${A_1}\,{A_0} = 00,01,10,11$$ respectively and $$f$$ is the output of the multiplex (or). $$EN$$ is the Enable input. GATE CSE 2002 Digital Logic - Combinational Circuits Question 16 English

The function $$f(x,y,z)$$ implemented by the above circuit is

A
$$ xyz'$$
B
$$ xy+z$$
C
$$x+y$$
D
None of the above
3
GATE CSE 2002
MCQ (Single Correct Answer)
+1
-0.3
The decimal value $$0.25$$
A
is equivalent to binary $$0.1$$
B
is equivalent to binary $$0.01$$
C
is equivalent to binary $$0.00111$$
D
can not be represented precisely in binary
4
GATE CSE 2002
MCQ (Single Correct Answer)
+1
-0.3
Sign extension is the step in
A
Floating point multiplication
B
Signed $$16$$ bit integer addition
C
Arithmetic left shift
D
Converting a signed integer from one size to another.
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