C program is one of most popular programming language which is used for core level of coding across the board. C program is used for operating systems, embedded systems, system engineering, word processors,hard ware drivers, etc.
In this site, we have discussed various type of C programs till date and from now on, we will move further by looking at the C aptitude questions.
In the coming days, we will post C aptitude questions, answers and explanation for interview preparations.
The C aptitude questions and answers for those questions along with explanation for the interview related queries.
We hope that this questions and answers series on C program will help students and freshers who are looking for a job, and also programmers who are looking to update their aptitude on C program.
Some of the illustrated examples will be from the various companies, and IT industry experts.
Read more about C Programming Language . and read the C Programming Language (2nd Edition). by K and R.
C aptitude 7.1
Explanation: n – newline b – backspace r – linefeed
C aptitude 7.2
Explanation:The arguments in a function call are pushed into the stack from left to right. The evaluation is by popping out from the stack. and the evaluation is from right to left, hence the result.
C aptitude 7.3
#define square(x) x*x
i = 64/square(4);
Explanation: the macro call square(4) will substituted by 4*4 so the expression becomes i = 64/4*4 . Since / and * has equal priority the expression will be evaluated as (64/4)*4 i.e. 16*4 = 64
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