Questions

Q:

Ball bearings are used in cycles, scooters etc to

A) Increase the friction between the wheel and the axle B) Reduce the friction between the wheel and the axle
C) Reduce the friction between ground and the whee D) None of the above
 
Answer & Explanation Answer: B) Reduce the friction between the wheel and the axle

Explanation:
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Filed Under: Physics

47 13219
Q:

main()

{

float me = 1.1;

double you = 1.1;

if(me==you)

printf("yes");

else

printf("No");

}

A) Yes B) No
C) Both D) Compilation error
 
Answer & Explanation Answer: B) No

Explanation:

For floating point numbers (float, double, long double) the values cannot be predicted exactly. Depending on the number of bytes, the precession with of the value represented varies. Float takes 4 bytes and long double takes 10 bytes. So float stores 0.9 with less precision than long double.

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Filed Under: Software Testing
Job Role: Software Architect

10 13219
Q:

If the following program (myprog) is run from the command line as 

myprog 1 2 3 

what would be the output?

main(int argc, char *argv[])

{

    int i, j = 0;

    for (i = 0; i < argc ; i++)

           j = j + atoi ( argv[i]);

    printf ("%d", j);

}

A) 123 B) 6
C) Error D) "123"
 
Answer & Explanation Answer: B) 6

Explanation:

When atoi() tries to convert argv[0] to a number it cannot do so (argv[0] being a file name) and hence returns a zero.

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Filed Under: Programming

2 13215
Q:

The gland that is present close to Trachea

A) Pancreas B) Liver
C) Adrrenal D) Thyroid
 
Answer & Explanation Answer: D) Thyroid

Explanation:
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Filed Under: Biology

93 13209
Q:

Improve the bracketed part of the sentence.

Fans (queue) for the concert tickets since early morning.

A) has queued up B) have had queued
C) have been queuing up D) no improvement
 
Answer & Explanation Answer: C) have been queuing up

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Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT

0 13209
Q:

Saturated carbon compounds can form which types of chain structures?

 

I. Straight chain

II. Branched chain

 

A) Only I B) Only II
C) Neither I nor II   D) Both I and II
 
Answer & Explanation Answer: D) Both I and II

Explanation:
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Filed Under: Chemistry
Exam Prep: Bank Exams

2 13206
Q:

Ovules are found within structure

 

A) E B) D
C) B D) A
 
Answer & Explanation Answer: C) B

Explanation:
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Filed Under: Biology
Exam Prep: Bank Exams

1 13195
Q:

Select the antonym of

atheist

 

A) skeptic B) pagan
C) disciple D) agnostic
 
Answer & Explanation Answer: C) disciple

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 13194