21. How
many numbers between 100 and 300 begin or end with 2?
(A) 100 (B) 110
(C) 120 (D) 180
Answer: B
22. In
a college having 300 students, every student reads 5 newspapers and every
newspaper is read by 60 students. The number of newspapers required is
(A) at least 30 (B) at most 20
(C) exactly 25 (D) exactly 5
Answer: C
The total CO2 emissions from various
sectors are 5 mmt. In the Pie Chart given below, the percentage contribution to
CO2 emissions from various sectors is indicated.
23. What
is the absolute CO2 emission from domestic sector?
(A) 1.5 mmt (B)
2.5 mmt
(C) 1.75 mmt (D)
0.75 mmt
Answer: D
24. What
is the absolute CO2 emission for combined thermal power and
transport sectors?
(A) 3.25 mmt (B)
1.5 mmt
(C) 2.5 mmt (D)
4 mmt
Answer: A
25. Which
of the following operating system is used on mobile phones?
(A) Windows Vista (B) Android
(C) Windows XP (D) All of the above
Answer: B
26. If
(y)x represents a number y in base x, then which of the following
numbers is smallest of all?
(A) (1111)2 (B) (1111)8
(C) (1111)10 (D) (1111)16
Answer: A
27. High
level programming language can be converted to machine language using which of
the following?
(A) Oracle (B)
Compiler
(C) Mat lab (D)
Assembler
Answer: B
28. HTML
is used to create
(A) machine language program (B) high level program
(C) web page (D)
web server
Answer: C
29. The
term DNS stands for
(A) Domain Name System (B) Defense
Nuclear System
(C) Downloadable New Software (D) Dependent Name Server
Answer: A
30. IPv4
and IPv6 are addresses used to identify computers on the internet.
Find the correct statement out of the
following:
(A) Number of bits required for IPv4 address
is more than number of bits required for IPv6 address.
(B) Number of bits required for IPv4 address
is same as number of bits required for IPv6 address.
(C) Number of bits required for IPv4 address
is less than number of bits required for IPv6 address.
(D) Number of bits required for IPv4 address
is 64.
Answer: C
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