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Branches & Loops in C Interview Questions

Below we have listed all the Branches & Loops in C Interview Questions and answers. Feel free to comment on any Branches & Loops in C Interview Questions or answer by the comment feature available on the page.

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C provides two styles of flow control: Branching and Looping. Branching is deciding what actions to take and looping is deciding how many times to take a certain action. Branching is so called because the program chooses to follow one branch or another. Examples are if statement, ? : Operator, switch statement, break etc. Loops provide a way to repeat commands and control how many times they are repeated. C provides a number of looping way. Examples are while loop, for loop, do...while loop, break and continue statements etc.

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Question
Rating
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if "condition"
printf("Hello");
else
printf("World")

what should be the condition,
so the output will be HelloWorld.
4.3 Rating
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why n++ executes faster than n+1?


4.2 Rating
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Is NULL always defined as 0?
3.5 Rating
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Can include files be nested?
3.2 Rating
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How to print 1 to 100 without using any conditional loop?
3.8 Rating
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Give some explanation for "for" LOOP ON C LANGUAGE?
3.5 Rating
View Answer
C Program to print the following series:
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
3.0 Rating
View Answer
Nesting of loops in C may continue upto how many levels?
3.0 Rating
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How can we find out prime numbers from 1 to 50?
3.1 Rating
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void main()
{
int x=20,y=35;
x= y++ + x++;
y= ++y + ++x;
printf("
%d %d" , x,y);
}
/* please tell me the value of x and y at each and every moment. i dont need the answer but the explanation of the anamolus behavior of increment expression.*/
4.1 Rating
View Answer
fibbonaci series program

3.2 Rating
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Write a pro gramme to show bubble sort on a set of 10 numbers?
3.7 Rating
View Answer
What is the output of the following program:

int main()
{
char buff[]={ 0x11,0x11,0x11,0x11,0x22,0x22,0x22,0x22,0x33,0x33,0x33,0x33};
char* pEnd = buff + sizeof(buff) -1;
long * plong = buff;
short* pshort = buff;

for(; plong<pEnd; plong++)
printf("0x%X
", plong);

for(; pshort<pEnd; pshort++)
printf("0x%X
", pshort);

return 0;
}
3.5 Rating
View Answer
How to find entered number is EVEN or ODD without using conditional statement(not using if.. else,if.. , else if..,while, do... while...., for....)

3.3 Rating
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main()
{
float me = 1.1;
double you = 1.1;
if(me==you)
printf("I love U");
else
printf("I hate U");
}


3.2 Rating
View Answer
x) main()
{
printf("%x",-1<<4);
}


3.3 Rating
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Which expression always return true? Which always return false?
3.0 Rating
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/*Are my STATEMENTS in the following program correct
EXCEPT IN CASE 3 THE ARE WRONG SO PLEASE CORRECT IT*/
#include<stdio.h>
#include<conio.h>
#include<alloc.h>

void main()
{
int i=3;
int j;
clrscr();

//case 1:
//when only post increment in the expr then all 'i' get initial value
j = (i + i++);
printf("
POST");
printf("
i=%d j=%d", i ,j);

i=3;j=0;
j = (i++ + i++ + i);
printf("
i=%d j=%d", i ,j);


//case2:
//when only pre increment in the expr then all 'i' get final value
i=3;j=0;
j = (++i + i);
printf("
PRE");
printf("
i=%d j=%d", i ,j);


i=3;j=0;
j = (++i + ++i + i + ++i + ++i);
printf("
i=%d j=%d", i ,j);


//case 3:
/*when both pre and post increment in the expr then
A] i++ will get initial 'i' value and
B] ++i will get last incremented value
C] i in the increment expression takes the last second incremented
value means if final ++i/i++ gives value 5 then simply 'i' will
posses value 4 irrespective of the positon of i in the increment exp*/
printf("
POST AND PRE");
i=3;j=0;
j = ( i++ + i + ++i + ++i +i + i + i++);
printf("
i=%d j=%d", i ,j);

i=3;j=0;
j = (i++ + ++i + i);
printf("
i=%d j=%d", i ,j);
getch();
}
3.4 Rating
View Answer
write a C program for to aggregate a 8*8 matrix to 4*4 matrix using formula b11=(a11+a12+a21+a22)?
3.2 Rating
View Answer
What is the output of the following program:

int main()
{
char buff[]={ 0x11,0x11,0x11,0x11,0x22,0x22,0x22,0x22,0x33,0x33,0x33,0x33};
char* pEnd = buff + sizeof(buff) -1;
long * plong = buff;
short* pshort = buff;

for(; plong<pEnd; plong++)
printf("0x%X
", plong);

for(; pshort<pEnd; pshort++)
printf("0x%X
", pshort);

return 0;
}
4.6 Rating
View Answer

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India News Network
Latest 20 Questions
Payment of time- barred debt is: (a) Valid (b) Void (c) Illegal (d) Voidable
Consideration is defined in the Indian Contract Act,1872 in: (a) Section 2(f) (b) Section 2(e) (c) Section 2(g) (d) Section 2(d)
Which of the following is not an exception to the rule, "No consideration, No contract": (a) Natural love and affection (b) Compensation for involuntary services (c) Completed gift (d) Agency
Consideration must move at the desire of: (a) The promisor (b) The promisee (c) The promisor or any other party (d) Both the promisor and the promisee
An offer which is open for acceptance over a period of time is: (a) Cross Offer (b) Counter Offer (c) Standing Offer (d) Implied Offer
Specific offer can be communicated to__________ (a) All the parties of contract (b) General public in universe (c) Specific person (d) None of the above
_________ amounts to rejection of the original offer. (a) Cross offer (b) Special offer (c) Standing offer (d) Counter offer
A advertises to sell his old car by advertising in a newspaper. This offer is caleed: (a) General Offer (b) Special Offer (c) Continuing Offer (d) None of the above
In case a counter offer is made, the original offer stands: (a) Rejected (b) Accepted automatically (c) Accepted subject to certain modifications and variations (d) None of the above
In case of unenforceable contract having some technical defect, parties (a) Can sue upon it (b) Cannot sue upon it (c) Should consider it to be illegal (d) None of the above
If entire specified goods is perished before entering into contract of sale, the contract is (a) Valid (b) Void (c) Voidable (d) Cancelled
______________ contracts are also caled contracts with executed consideration. (a) Unilateral (b) Completed (c) Bilateral (d) Executory
A offers B to supply books @ Rs 100 each but B accepts the same with condition of 10% discount. This is a case of (a) Counter Offer (b) Cross Offer (c) Specific Offer (d) General Offer
_____________ is a game of chance. (a) Conditional Contract (b) Contingent Contract (c) Wagering Contract (d) Quasi Contract
There is no binding contract in case of _______ as one's offer cannot be constructed as acceptance (a) Cross Offer (b) Standing Offer (c) Counter Offer (d) Special Offer
An offer is made with an intention to have negotiation from other party. This type of offer is: (a) Invitation to offer (b) Valid offer (c) Voidable (d) None of the above
When an offer is made to the world at large, it is ____________ offer. (a) Counter (b) Special (c) General (d) None of the above
Implied contract even if not in writing or express words is perfectly _______________ if all the conditions are satisfied:- (a) Void (b) Voidable (c) Valid (d) Illegal
A specific offer can be accepted by ___________. (a) Any person (b) Any friend to offeror (c) The person to whom it is made (d) Any friend of offeree
An agreement toput a fire on a person's car is a ______: (a) Legal (b) Voidable (c) Valid (d) Illegal
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