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TCS Programming - Arrays Interview Questions with Answers

(#M40165507) TCS QUESTION TCS Logical Keep an EYE

A Two-dimensional array X(7,9) is stored linearly column-wise in a computer's memory. Each element requires 8 bytes for storage of the value. If the first byte address of X(1,1) is 3000, what would be the last byte address of X(2,3)?
(a) 3247 (b) 3567 (c) 3088 (d) 3225 (e) 3765

Asked In TCS Mehul KOTHARI (10 Months ago)

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(#M40165221) TCS QUESTION Technical MCQ Keep an EYE

Predict the output of following code:
main()
{
int x,a=10;
x=a==10?printf("hait"):printf("hellon");
printf("%d",x);
}
1.hai 4
2. Error
3. hello 3
4. hai hello

Asked In TCS Ashish (1 year ago)

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(#M40165201) TCS QUESTION Technical MCQ Keep an EYE

Predict the output of following code:
main()
{
int a=b=c=d=10;
//​ error: ‘b’ , ‘c’, ‘d’ undeclared
printf(“%d,%d,%d,%d”,a,b,c,d);
}
1. Error
2. 10,10,10,10
3. GV,GV,GV,10
4. GV,GV,GV,GV

Asked In TCS Ashish (1 year ago)

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(#M40165195) TCS QUESTION Technical MCQ Keep an EYE

Predict the output of following code:
main()
{
if( printf(“”)) // prints content of printf statement and
//takes length of the string for if case
case its 1, So true
printf(“Face”);
else
printf(“Focus”);
}

1. Error
2. Face
3. “”Focus
4. Face

Asked In TCS Ashish (1 year ago)

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(#M40165182) TCS QUESTION Technical MCQ Keep an EYE

Predict the output of following code:
main()
{
int x,a=10;
x=9*5+​ 7/3​ -6+a; ​ //45+2-6+10 = 51 ​ // 7/3 =2 int division
printf(“%d”,x);
}
1. 51
2. 51.5
3. 31
4. None of these

Asked In TCS Ashish (1 year ago)

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(#M40165176) TCS QUESTION Technical MCQ Keep an EYE

Which of the fplowing special symbp allowed in a variable name?
1.* (asterisk)
2.| (pipepne)
3.-(hyphen)
4._(underscore)

Asked In TCS Ashish (1 year ago)

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(#M40165172) TCS QUESTION Technical MCQ Keep an EYE

Is there any difference int the following declarations?
int fun(int arr[]);int fun(int arr[2]);
A.Yes
B.No

Asked In TCS Ashish (1 year ago)

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(#M40165170) TCS QUESTION Technical MCQ Keep an EYE

In C, if you pass an array as an argument to a function, what actually gets
passed?
1.Value of elements in array
2.First element of the array
3.Base address of the array
4.Address of the last element of array

Asked In TCS Ashish (1 year ago)

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(#M40165169) TCS QUESTION Technical MCQ Keep an EYE

What does the following declaration mean?
int (*ptr)[10];
1.ptr is array of pointers to 10 integers
2.ptr is a pointer to an array of 10 integers
3.ptr is an array of 10 integers
4.ptr is an pointer to array

Asked In TCS Ashish (1 year ago)

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(#M40165168) TCS QUESTION Technical MCQ Keep an EYE

What will happen if in a C program you assign a value to an array element
whose subscript exceeds the size of array?
1. The element will be set to 0.
2. The compiler would report an error.
3. The program may crash if some important data gets overwritten.
4. The array size would appropriately grow.

Asked In TCS Ashish (1 year ago)

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