Hexaware Aptitude - General |   24239

Hexaware Aptitude - General

Directions for questions 1-10: Expand the following terms 

HTML
Ans. Hyper Text Markup Language

RISC
Ans. Reduced Instruction Set Computing 

ASCII
Ans. American Standard Code For Information Interchange

ANSI
Ans. American National Standard Institute.

XML
Ans. Extended Markup Language

FLOPS
Ans. Floating Point Operating Per Second

SQL
Ans. Sequential Query Language

QBE
Ans. Query By Example

ALE
Ans. Address Latch Enable

What is lagging in DBMS ?
Ans. Reduced Redundancy.


Directions 12 to 20: For the following questions find the odd man out
Unix
OS/2
CMOS
MSDOS
Ans. CMOS

Oracle
Informix
Sybase
LISP
Ans. LISP

Laser
Inkjet
Dotmatirx 
Mouse
Ans. Mouse

Dir
Cls
Csh
Copy
Ans. Csh

Bit
Byte
Nibble
Digit
Ans. Digit

Hard Disk
Floppy Drive
CD ROM
Cache
Ans. Cache

SQL
QUEL
QBE
ORACLE 
Ans. Oracle

C++
JAVA
VC++
PASCAL
Ans. PASCAL

Projection Operation
Selection Operation
Intersection
Set Difference Operation
Ans. Intersection

Which of the following is a universal gate ?
(a) OR
(b) AND
(c) XOR
(d) NOR
Ans. NOR

The default back end of the VB is
(a) Oracle
(b) Sybase 
(c) Informics 
Ans. Sybase

What is meant by Superconductivity?
Ans. No reistance

Viscosity
Ans. Friction

What is the Lock Based Protocol used for?
Ans. Concurrency Control in DBMS

Directions for question 25 to 32: Convert the decimal numbers on the left to the required form
9's complement of 28
Ans. 71

Binary of 58
Ans. 111010

Octal of 359
Ans.547

Hexadecimal of 650
Ans.28A

BCD of 18
Ans.0001 1000

BCD of 34.8
Ans.0011 0100.1000

Excess-3 code of 6 
Ans.1001

Excess-3 code of 9
Ans.1100

If Ax + By = 1F16; Cx + Dy = 2510 .Find the value of x and y
Semaphore is used for
(a) synchronization
(b) dead-lock avoidence
(c) box
(d) none
Ans. a

For addressing 1 MB memory, the number of address lines required,
(a) 11
(b) 16
(c) 22
(d) 24
Ans. b

Which of the following remains in memory temporarily 
(a) Resident portion of COMMAND.COM
(b) Transient portion of COMMAND.COM
(c) API
(d) Disk BIOS
Ans. b

Pick the odd man out
(a) IO.SYS
(b) MSDOS.SYS
(c) ROM-BIOS
(d) COMMAND.COM 
Ans. c

OS/2 is a
(a) Single User OS
(b) Multi User OS
(c) Multi Tasking OS
(d) None of these
Ans. c

Bootstrap loader program is a program belonging to 
(a) ROM startup software
(b) ROM extension software
(c) ROM BIOS software
(d) ROM Basic software
Ans. a

The entry of starting cluster of a file is present in
(a) Boot Parameters
(b) Directory
(c) FAT
(d) Partition Table and master boot program 
Ans. c

APTITUDE SECTION
Directions for questions 1-6: Find the correct meaning of the following phrases
A man of letters
A man of straw
To be in the air
To bite the dust
Man of few words
Penny wise pound foolish
Find the reminder when 333666777888999 divided by 3 or 9 or 11 ?

Which is the biggest perfect square amongst the following 
15129, 12348, 23716, 20736

The greatest area of the following
(a) The radius of circle is 4
(b) The square of diagonal is 4
(c) The square of side is 4

The area of the maximum size of the circle described from the 10 square inch square?

In the series 0, 3, 8, 15,__ What is the next number?

X < 0, Y <> 0 then what is the possibility that the result is always positive?

Ans. xy
3 red and 4 blue balls are in a basket. A member of PPTeam is drawing balls from the basket. What is the probablity of getting the 3 red balls simultaneously?

Let ax2 + bx + c = 0
If the sum of the equal roots is equal to the product of the same roots.Then which of the following hold true
(a) a + b = 0
(b) a = 0
(c) c = 0
(d) a + c = 0

A fold density is 19 times greater than the water and for copper it is 9 times.At what ratio you can mix gold and copper to get 15 times denser than water. 
Ans. 3 : 2

Find the value of (1.99)2
Ans. 3.9601

There is a room with 6' x 8'. A 1' tile is fixed along the 4 walls in one row. How many 1" tiles require tofinish the work.
Ans. 24

2 persons can finish a job in 8 days. First person alone can finish the work in 24 days. How many daysdoes the second person take to finish the job?
Ans. 12 days

A 4" cube is painted in all its faces and then it is cut down into 1" blocks. How many 1" blocks are thereeven without a single face being painted?
Ans. 8

A cylinder is inserted in a sphere d/h = 2/3. Find the surface area of the cylinder ?

In a car wheel, two spokes cover 15 degree. Then for the entire car,how many spokes are there?
Ans. 24.

What is the angle of degree suspended when two hands of clock showing the time 2.30.
Ans. 105 degrees

The age difference between two brothers is 3 years. After 6 years the ratio between the age is 9:8What are their ages?
Ans. 21 and 18

A person's salary is getting reduced by 20%. What percentage should be added to get back his original salary? 
Ans. 25%

Two persons start at the same point, walk in opposite directions with 5km/hr and 5.5km/hr respectively.What is the distance separated after 2 and half hrs?
Ans. 26.25 (approx)

A person starts walking at a speed of 5km/hr through half the distance, rest of the distance he covers with a speed 4km/hr. Total time of travel is 9 hours. What is the maximum distance he can cover?
Ans. 40km. 

Initially two cups of same volume are present with milk filled upto 3/5th and 4/5th of their volumes.Water is thenfilled. Then two mixtures are mixed. Find the ratio of water to milk in the mixture.
Ans. 3 : 7

16 grams of radioactive material decays into 8 grams in 10 years. How long will it take to decay to 1 gram ?
Ans. 70 yrs.

In a rectangle the length is increased by of the original length . By what proportion should thewidth be reduced so that the area will be the same?
Ans. 33

Find the nth number in the series is 1, -3, 5, -7.___ 
Ans. (-1)*(2n-1)

If a square is formed by the diagonal of the square as an edge, what is the ratio between the area?
Ans. 2

The perimeter of a rhombus is 52 units. One of its diagonal is 24 units.What is its second diagonals length?
Ans. 10

A cubical rectangular bar has the dimensions with the ratio 5 : 4 : 3. Its volume is 7500. What is the surface area of the bar?
Ans. 2350

In a class total 34 students, 16 are have a brother, 15 are have sisters, 9 students don't have either brothers or sisters.Find the number of students having both brother and sisters.
Ans. 6

A batsman scored 18 runs in his 18th innings and that makes his average 18. Find his average upto the 17th innings?
Ans. 19

6 women can do 75 units of work in 8 days by working 5hrs/day. In how many days can 4 women do 30 units of work by working 8hrs/day ?

A persons salary iis decreased by steps of 20%, 15% and 10%. What will be the percentage decrease, if the salary is decreased in a single shot?

The ratio of the length : breadth : height of a cuboid is 5 : 4: 3, and the volume is 7500. What will be its surface area ?

If the circumference of a circle is 100 units, Then what will the length of the arc described by an angle of 20 degree ?

3 persons started placementpapers with a capital of Rs.3000 . B invest Rs.600 less than A, C invest Rs.300 less than B. Then what is the share amount of B in a profit of Rs.886 ?

Directions for 41-50: Which of the following is the correct spelling for the word
supercede and supersede
recommend and reccomend
superitendent and superitendant
separate and seperate
succeed and suceed
coolly and cooly
despair and dispair
ridiculous and rediculous
indespensible and indepensable
tranquility or tranquillity

C TEST
Directions: For the given sample program give the output of the program(30 marks)
main()
{
int a[]={ 2,4,6,8,10 };
int i;
change(a,5);
for( i = 0; i <= 4; i++) 
printf("\n %d",a[i]);
}
change( int *b, int n){
int i;
for( i = 0; i < n; i++)
*(b+i) = *(b+i) + 5; 
}

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