c interview questions

C interview questions and answers

C interview questions and answers for freshers. It is basic c language technical frequently asked interview questions and answers. It includes data structures, pointers interview questions and answers for experienced

Interview questions and answer of C with explanation for fresher

1

Write a c program to print Hello world without using any semicolon.

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2

Swap two variables without using third variable.

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3

What is dangling pointer in c? 

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4

What is wild pointer in c?  

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5

What are merits and demerits of array in c?

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6

Do you know memory representation of int a = 7 ?   

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7

What is and why array in c?

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8

Why we use do-while loop in c? Also tell any properties which you know?  

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9

What is the meaning of prototype of a function?   

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10

Write a c program to modify the constant variable in c?

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11

What is pointer to a function?  

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12

Write a c program to find size of structure without using sizeof operator? 

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13

What is NULL pointer?  

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14

What is difference between pass by value and pass by reference?  

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15

What is size of void pointer?  

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16

What is difference between uninitialized pointer and null pointer?  

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17

Can you read complex pointer declaration?

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18

What are the parameter passing conventions in c?  

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19

What is the far pointer in c?  

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20

What is a cyclic property of data type in c? Explain with any example. 

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