| Other C Interview Questions |
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| Question | Asked @ | Answers |
| |
| How we add our function in liabrary as liabrary function.
Exp. we want use our int factorical(int); function as int
pow(int,int); function working in math header file. | | 1 |
| how to find out the reverse number of a digit if it is
input through the keyboard? | | 2 |
| Consider a language that does not have arrays but does have
stacks as a data type.and PUSH POP..are all defined .Show
how a one dimensional array can be implemented by using two
stacks. | Google | 3 |
| will the program compile? int i; scanf(“%d”,i); printf(“%d”,i); | | 2 |
| #include<stdio.h>
main()
{
char s1[]="Ramco";
char s2[]="Systems";
s1=s2;
printf("%s",s1);
}
Find the output | CitiGroup | 4 |
| How do you write a program which produces its own source
code as its output? | | 3 |
| the number 138 is called well ordered number because the
three digits in the number (1,3,8) increase from left to right
(1<3<8). the number 365 is not well ordered coz 6 is larger
than 5.
write a program that wull find and display all possible
three digit well ordered numbers.
sample:
123,124,125,126,127,128,129,134
,135,136,137,138,139,145,146,147
148
149,156.......789 | | 3 |
| how to find out the union of two character arrays? | | 1 |
| Sir i want e-notes of C languge of BAlaguruswami book i.e
scanned or pdf file of balaguruswamy book on c
language.PLEASE SEND ME on my mail id ajit_kolhe@rediff.com
| | 4 |
| 9.how do you write a function that takes a variable number
of arguments? What is the prototype of printf () function?
10.How do you access command-line arguments?
11.what does ‘#include<stdio.h>’ mean?
12.what is the difference between #include<> and #include”…”?
13.what are # pragma staments?
14.what is the most appropriate way to write a
multi-statement macro? | L&T | 4 |
| Who is invented by c? | Infosys | 14 |
| what is the diff between the printf and sprintf functions??
and what is the syntax for this two functions ?? | | 4 |
| what does " calloc" do? | Cadence | 6 |
| 1.what are local and global variables?
2.what is the scope of static variables?
3.what is the difference between static and global variables?
4.what are volatile variables?
5.what is the use of 'auto' keyword?
6.how do we make a global variable accessible across files?
Explain the extern keyword?
7.what is a function prototype?
8.what does keyword 'extern' mean in a function declaration?
| | 1 |
| write a program to swap bits in a character and return the value
prototype of function
char fun (char a, charb flag c)
where fun returns a char, char a is a the value char b is
the bit to be changed and flag c is the bit value
for eg: x=fun(45,7,0)
since 45 is 0010 0101
and ow x should contain the value 65 (0110 0101) | Bosch | 1 |
| pgm to find middle element of linklist(in efficent manner) | Huawei | 2 |
| 15.what is the disadvantage of using macros?
16.what is the self-referential structure?
17.can a union be self-referenced?
18.What is a pointer?
19.What is the Lvalue and Rvalue?
20.what is the difference between these initializations?
21.Char a[]=”string”;
22.Char *p=”literal”;
23.Does *p++ increment p, or what it points to? | CTS | 2 |
| IS STRUCTURES CAN BE USED WITHIN AN ARRAY? | Caritor | 7 |
| enum colors {BLACK,BLUE,GREEN}
main()
{
printf("%d..%d..%d",BLACK,BLUE,GREEN);
return(1);
}
| ME | 3 |
| What is encapsulation? | | 1 |
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