Wednesday, May 20

Quantitative aptitude and basic computer aptitude quiz

1)The retail price of rice decreased from Rs. 16 kg to Rs. 12 per kg. Find the percentage decrease.
a. 25%
b. 33.3%
c. 12.5%
d. 20%

2)A train 280 meters long is moving at a speed of 60 km/hr. The time taken by the train to cross a platform 220 meters long is
(a) 30 seconds
(b) 25 seconds
(c) 35 seconds
(d) 20 seconds

3)The prices of scooter and television set are in the ratio of 3:2. If scooter costs Rs. 6000 more than television set, the price of television set is—
(a) Rs. 18,000
(b) Rs. 12,000
(c) Rs. 10,000
(d) Rs. 6000

4)Two numbers are in the ratio 2:3 and their L. C. M is 72. H. C. F. of the remainder is:
(a) 2
(b) 3
(c) 6
(d) 12

 5)If 5 men earn Rs. 540 in 4 days, then earning of 7 men in 6 days is—
(a) Rs. 1440
(b) Rs. 1134
(c) Rs. 1270
(d) Rs. 1468

 6)A car travels 50 meters in 5 seconds. The rate in kilometer per hour is:
(a) 42
(b) 36
(c) 30
(d) 24

7)3040 is divided into two parts, one of which is 8/11 of the other. The smaller part is—
(a) 1280
(b) 640
(c) 1580
(d) 1760

8)What is the 6th term in the sequence of 2, 3, 6, 11, and 18?
(1) 25
(2) 27
(3) 29
(4) 31

9)Two varieties of rice Rs. 10 per kg and Rs.12 per kg are mixed together in the ratio 1:2. What is the price of the resulting mixture?
(1) Rs. 10.50 per kg.
(2) Rs. 10.67 per kg
(3) Rs. 11.20 per kg,
(4) Rs. 11.33 per kg

10)The surface area of a cube is 216 sq. m. What is its volume?
(1) 100 cu m
(2) 216 cu m
(3) 480 cu m
(4) 512 cu m

11)Which of the following is not a valid variable name declaration?
a) int __a3;
b) int __3a;
c) int __A3;
d) None of the mentioned

12)The format identifier ‘%i’ is also used for _____ data type?
a) char
b) int
c) float
d) double
View Answer

13)What is short int in C programming?
a) Basic datatype of C
b) Qualifier
c) short is the qualifier and int is the basic datatype
d) All of the mentioned

14)Which of the following function declaration is illegal?
a) int 1bhk(int);
b) int 1bhk(int a);
c) int 2bhk(int*, int []);
d) All of the mentioned

15)The value obtained in the function is given back to main by using ________ keyword?
a) return
b) static
c) new
d) volatile

16)What is the scope of a function?
a) Whole source file in which it is defined
b) From the point of declaration to the end of the file in which it is defined
c) Any source file in a program
d) From the point of declaration to the end of the file being compiled

17)Different ways to initialize an array with all elements as zero are
a) int array[5] = {};
b) int array[5] = {0};
c) int a = 0, b = 0, c = 0;
    int array[5] = {a, b, c};
d) All of the mentioned

18)An array of similar data types which themselves are collection of dissimilar data type are
a) Linked Lists
b) Trees
c) Array of Structure
d) All of the mentioned

19)Which is an indirection operator among the following?
a) &
b) *
c) ->
d) .

20) For a typical program, the input is taken using.
a) scanf
b) Files
c) Command-line
d) None of the mentioned

21)Two devices are in network if
a) a process in one device is able to exchange information with a process in another device
b) a process is running on both devices
c) PIDs of the processes running of different devices are same
d) none of the mentioned

22) Which one of the following computer network is built on the top of another network?
a) prior network
b) chief network
c) prime network
d) overlay network

4) In computer network nodes are
a) the computer that originates the data
b) the computer that routes the data
c) the computer that terminates the data
d) all of the mentioned

23) Bluetooth is an example of
a) personal area network
b) local area network
c) virtual private network
d) none of the mentioned

24) A _____ is a device that forwards packets between networks by processing the routing information included in the packet.
a) bridge
b) firewall
c) router
d) all of the mentioned

25)Network congestion occurs
a) in case of traffic overloading
b) when a system terminates
c) when connection between two nodes terminates
d) none of the mentioned

26)Communication between a computer and a keyboard involves ______________ transmission
a) Automatic
b) Half-duplex
c) Full-duplex
d) Simplex

27)The _______ is the physical path over which a message travels
a) Ppath
b) Medium
c) Protocol
d) Route

28)A set of rules that governs data communication
a) Protocols
b) Standards
c) RFCs
d) None of the mentioned

29)A domain is atomic if elements of the domain are considered to be ____________ units.
a) Different
b) Indivisbile
c) Constant
d) Divisible

30)The tuples of the relations can be of ________ order.
a) Any
b) Same
c) Sorted
d) Constant

31)A relational database consists of a collection of
a) Tables
b) Fields
c) Records
d) Keys

32). A ________ in a table represents a relationship among a set of values.
a) Column
b) Key
c) Row
d) Entry

33)The term _______ is used to refer to a row.
a) Attribute
b) Tuple
c) Field
d) Instance

34)The term attribute refers to a ___________ of a table.
a) Record
b) Column
c) Tuple
d) Key

35)For each attribute of a relation, there is a set of permitted values, called the ________ of that attribute.
a) Domain
b) Relation
c) Set
d) Schema

36). Using which language can a user request information from a database ?
a) Query
b) Relational
c) Structural
d) Compiler

37)Which one of the following is a procedural language ?
a) Domain relational calculus
b) Tuple relational calculus
c) Relational algebra
d) Query language

38)The_____ operation allows the combining of two relations by merging pairs of tuples, one from each relation, into a single tuple.
a) Select
b) Join
c) Union
d) Intersection

39)ORTRAN is a programming language. What does FORTRAN stand for?
A) File Translation
B) Format Translation
C) Formula Translation
D) Floppy Translation

40) Which operation is not performed by computer
A) Inputting
B) Processing
C) Controlling
D) Understanding

41) A collection of related instructions organized for a common purpose is referred to as
A) File
B) Database
C) Program
D) None of above

42) Computer instructions written with the use of English words instead of binary machine code is called
A) Mnemonics
B) Symbolic code
C) Gray codes
D) Opcode

43) On which aspect the analog computers are better than digital?
A) Speed
B) Accuracy
C) Reliability
D) Automatic

44) Which of the following is used for manufacturing chips?
A) Control bus
B) Control unit
C) Parity unit
D) Semiconductor

45) Which of the following terms is the most closely related to main memory?
A) Non volatile
B) Permanent
C) Control unit
D) Temporary

46) The word length of a computer is measured in
A) Bytes
B) Millimeters
C) Meters
D) Bits

47)Which of the following memories need refresh?
D) All of the above

48)The ALU of a computer normally contains a number of high speed storage element called
A) Semiconductor memory
B) Registers
C) Hard disks
D) Magnetic disk

49)Which of the following are components of Central Processing Unit (CPU) ?
A) Arithmetic logic unit, Mouse
B) Arithmetic logic unit, Control unit
C) Arithmetic logic unit, Integrated Circuits
D) Control Unit, Monitor

50)If a computer has more than one processor then it is known as ?
A) Uniprocess
B) Multiprocessor
C) Multithreaded
D) Multiprogramming

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