Monday, 9 January 2017

HEXAGON Previous paper

APTITUDE PAPER

1.       A bag contains 4 white, 8 red and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red, is:
a)      5/104
b)      7/102
c)       9/107
d)      1/18

2.       A hall is 10m long and 8m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volumes(in m3) of the hall is:
a)      120
b)      200
c)       400
d)      None of the above

3.       A hollow iron pipe is 28cm long and its external diameter is 10cm. If the thickness of the pipe is 1cm and iron weights 10g/cm3, then weight of the pipe is
a)      0.88kg
b)      7.92kg
c)       3.96kg
d)      5.48kg

4.       A fruit seller had some apples. He sells 30% apples and still has 420 apples. Originally, he had:
a)      600
b)      700
c)       540
d)      500

5.       In an election between two candidates, one got 55% of total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was:
a)      2700
b)      2900
c)       3100
d)      3000

6.       If a person walks at 14km/hr instead of 10km/hr. he would have walked 30km more. The actual distance travelled by him is:
a)      70
b)      75
c)       130
d)      134

7.       3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?
a)      16hr
b)      12hr
c)       14hr
d)      11hr

8.       log√8/log8 is equal to:
a)      1/8
b)      ½
c)       ¼
d)      1/√2

9.       The present age of three persons in proportions 4:7:9. Eight years ago, the sum of their ages was 56. Find their ages(in years)
a)      8,20,28
b)      16,28,36
c)       20,35,45
d)      None of these

10.   A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54km/hr, what is the length of the platform?
a)      300
b)      200
c)       400
d)      240

11.   In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability the 1 girl and 2 boys are selected is:
a)      25/117
b)      3/25
c)       21/46
d)      1/50

12.   Gita is prettier than Sita but not as pretty as Rita. Then,
1.       Sita is not as pretty as Gita
2.       Sita is prettier than Rita
3.       Rita is not as pretty as Gita
4.       Gita is prettier than Rita

13.   SCD, TEF, UGH,        ,WKL
a)      CMN
b)      VHI
c)       VIJ
d)      IJT

14.   Consider the below statements:
a)      All the dogs in a street are white
b)      All the cats in the same street are yellow
c)       All the animals in the street are either white or yellow
If the first two statements are true, the third statements is:
a)      True
b)      False
c)       Uncertain
d)      Don’t Know

15.   Four defensive football players are chasing the opposing wide receiver, who has the ball.
a)      Calvin is directly behind the ball carrier.
b)      Jenkins and Burton are side by side behind Calvin.
c)       Zeller is behind Jenkins and Burton.
d)      Calvin tries for the tackle but misses and falls.
e)      Burton trips.
Which defensive player tackles the receiver?
a)      Burton
b)      Zeller
c)       Jenkins
d)      Calvin

16.   Children are in pursuit of a dog whose leash has broken. James is directly behind the dog. Ruby is behind James. Rachel is behind Ruby. Max is ahead of the dog walking down the street in the opposite direction. As the children and dog pass, Max turns around and joins the pursuit. He runs in behind Ruby. James runs faster and is alongside the dog on the left. Ruby runs faster and is alongside the dog on the right. Which child is directly behind the dog?
a)      James
b)      Ruby
c)       Rachel
d)      Max

17.   Select from the given options which conveys nearest meaning to the given word in the CAPITAL letters    ENTICE
a)      Cheat
b)      Lure
c)       Fight
d)      Love

18.   Out of Four Alternatives, choose the correct meaning for the given idiom/phrase 
 To face the music
a)      Get Finished
b)      Get Reprimanded
c)       Feel Sorry
d)      Listen to music

19.   Divya is twice as old as Shruti. What is the difference in their ages?
                                I.            Five years hence, the ratio of their ages would be 9:5.
                              II.            Ten years back, the ratio of their ages was 3:1.
a)      I alone sufficient while II alone not sufficient to answer
b)      II alone sufficient while I alone not sufficient to answer
c)       Either I or II alone sufficient to answer
d)      Both I and II are necessary to answer

20.   A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?
a)      10/21
b)      11/21
c)       2/7
d)      5/7

21.   The least number which when divided by 5,6,7 and 8 leaves a remainder 3,but when divided by 9 leaves no remainder, is:
a)      1677
b)      1683
c)       2523
d)      3363

22.   Select from the given options which conveys  opposite meaning to the given word in the CAPITAL letters
CANDID
a)      Frank
b)      Evasive
c)       Dishonest
d)      Partial



TECHNICAL PAPER

1.       What will be output if you compile and execute the following C code?
#include< stdio. h>
Void main (){
int a=2;
int b=0;
int y=(b==0)?a:(a>b)?(b=1):a;
printf (“%d\n”,y);
}
a)      1
b)      0
c)       2
d)      Compiler error

2.       What is the maximum combine length of characters in the command line argument including the spaces between adjacent arguments?
a)      64
b)      128
c)       256
d)      It varies according to OS

3.       What will be output if you will compile and execute the following C code?
#include<stdio.h>
Void main()
{
int I;
float a=5.2;
char *ptr;
ptr=(char*)&a;
for(i=0;i<=3;i++)
printf(“%d”,*ptr++);
}
a)      -0 0 0 0
b)      102 56 -80 32
c)       102 102 -90 64
d)      Compiler error

4.       Breadth first search is used in
a)      Linked list
b)      Stacks
c)       Graphs
d)      Both a and b above

5.       The complexity of merge sort algorithm is
a)      O(n)
b)      O(log n)
c)       O(n2)
d)      O(n log n)

6.       The term “push” and “pop” is related to the
a)      Array
b)      Lists
c)       Stacks
d)      All of above

7.       What type of join is needed when you wish to include rows that do not have matching values?
a)      Equi-join
b)      Inner join
c)       Outer join
d)      Natural join

8.       Cast iron is a                  
a)      Ductile material
b)      Brittle material
c)       Malleable material
d)      Tough material

9.       The property of a material which allows it to be drawn into a smaller section is called
a)      Plasticity
b)      Ductility
c)       Elasticity
d)      Malleability

10.   What  is USB stands for?
a)      Unidirectional serial bus
b)      Universal serial bus
c)       Unidirectional standard bus
d)      Universal standard bus

11.   The searching technique that takes O(1) time to find a data is
a)      Linear search
b)      Binary search
c)       Hashing
d)      Tree search

12.   The law of motion involved in the recoil of gun is
a)      Newton’s first law of motion
b)      Newton’s second law of motion
c)       Newton’s third law of motion
d)      None of these

13.   With reference to Electronic Devices ‘resolution’ means
a)      Depth of a picture
b)      Color  scheme
c)       Firmness
d)      The degree of sharpness of an image

14.   Poisson’s  ratio is defined as the ratio of
a)      Longitudinal stress and longitudinal strain
b)      Longitudinal stress and lateral stress
c)       Lateral stress and longitudinal strain
d)      Lateral stress and lateral strain

15.   The memory address of the first element of an array is called
a)      Floor address
b)      Foundation address
c)       First address
d)      Base address

16.   The center of gravity of an equilateral triangle with each side a, is                       from any of the three sides.(√ is sqrt)
a)      a/2√3
b)      3√2a
c)       V3a/2
d)      2v3a

17.   Which type of casting can be used only with pointers and references to objects?
a)      Dynamic_ cast
b)      Cast
c)       Static_ cast
d)      Pointer_ cast

18.   Which of the following statements are true about catch handler?
1)      It must be placed immediately after try block T
2)      It can have multiple parameters
3)      There must be only one catch handler for every try block
4)      There can be multiple catch handler for a try block T
5)      Generic catch handler can be placed anywhere after try block
a)      Only 1,4,5
b)      Only 1,2,3
c)       Only 1,4
d)      Only 1,2

19.   What will be output if you will compile and execute the following C code?
#include<stdio.h>
Void main(){
Int a=5,b=10,c=15;
Int *arr[3]={&a,&b,&c}’
Printf(“%d”,*arr[*arr[1]-8]);
}
a)      10
b)      15
c)       5
d)      Complier error

20.   Which data structure is needed to convert infix to postfix notation?
a)      Branch
b)      Queue
c)       Tree
d)      Stack

21.   Which of the following cannot be checked in switch-case statement?
a)      Character
b)      Float
c)       Integer
d)      Enums

22.   What will be output if you will compile and execute the following code?
#include<stdio.h>
Void main(){
Int a[][3]={1,2,3,4,5,6};
Int (*ptr)[3]=a;
Printf(“%d%d”,(*ptr)[1],(*ptr)[2]);
++ptr;
Printf(“%d%d\n”,(*ptr)[1],(*ptr)[2]);
}
a)      2356
b)      2345
c)       4500
d)      Compiler error

23.   Auto in C is
a)      Data type
b)      Variables
c)       Storage class specifier
d)      Function type

24.   What will be output if you compile and execute the following C code?
#include<stdio.h>
Void main(){
Int a=-5;
Int k=(a++,++a);
Printf(“%d\n”,k);
}
a)      -3
b)      -5
c)       4
d)      Compiler error

25.   How many amps are used by a 100 watt,120 volt light bulb?
a)      1.2 amps
b)      12000 amps
c)       830 mA
d)      12 amps



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