1. Consider the
following pseudo code segment :
K:=0
for i1:= l to n
for i2:= 1 to i1
:
:
:
for im:= 1 to im–1
K:= K+1
The value of K after the execution of this code shall be
(A) C(n + m – 1, m)
(B) C(n – m + 1, m)
(C) C(n + m – 1, n)
(D) C(n – m + 1, n)
Answer: A
2. In Delta Rule
for error minimization
(A) weights are adjusted w.r.to change in the output
(B) weights are adjusted w.r.to difference between desired output and
actual output
(C) weights are adjusted w.r.to difference between input and output
(D) none of the above
Answer: B
3. The concept of
pipelining is most effective in improving performance if the tasks being
performed in different stages :
(A) require different amount of time
(B) require about the same amount of time
(C) require different amount of time with time difference between any
two tasks being same
(D) require different amount with time difference between any two tasks
being different
Answer: B
4. What is
Granularity?
(A) The size of database
(B) The size of data item
(C) The size of record
(D) The size of file
Answer: B
5. Suppose that a
given application is run on a 64-processor machine and that 70 percent of the
application can be parallelized. Then the expected performance improvement
using Amdahl’s law is
(A) 4.22
(B) 3.22
(C) 3.32
(D) 3.52
Answer: B
6. If two fuzzy
sets A and B are given with membership functions
μA(x) = {0.2, 0.4, 0.8, 0.5, 0.1}
μB(x) = {0.1, 0.3, 0.6, 0.3, 0.2}
Answer: Wrong question
7. Match the
following :
List - I
(i) OLAP
(ii) OLTP
(iii) Decision Tree
(iv) Neural Network
List - II
(a) Regression
(b) Data Warehouse
(c) RDBMS
(d) Classification
(i) (ii) (iii)
(iv)
(A) (b) (c) (a)
(d)
(B) (b) (c) (d)
(a)
(C) (c) (b) (a)
(d)
(D) (c) (b) (d)
(a)
Answer: B
8. Which level of
Abstraction describes what data are stored in the Database?
(A) Physical level
(B) View level
(C) Abstraction level
(D) Logical level
Answer: D
9. The problem
that occurs when one transaction updates a database item and then the
transaction fails for some reason is …………….
(A) Temporary Select Problem
(B) Temporary Modify Problem
(C) Dirty Read Problem
(D) None
Answer: C
10. In an image
compression system 16384 bits are used to represent 256 × 256 image with 256
gray levels. What is the compression ratio for this system?
(A) 1
(B) 2
(C) 4
(D) 8
Answer: Wrong question
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