Technical Quiz

First operating system designed using C programming language.

• Dos

• Windows

• UNIX

• Mac

Which of the following statement shows the correct implementation of nested conditional operation by finding greatest number out of three numbers?

• a>b ? a>c?a:c:b>c?b:c

• B - a=b ? c=30;: c=40; D - return (a>b)?(a:b) ?a:c:b

• C - a>b : c=30

• return (a>b)?(a:b) ?a:c:b

Choose the correct function which can return a reminder by dividing - 10.0/3.0?

• rem = mod(-10.0, 3.0);

• rem = fmod(-10.0, 3.0);

• rem = modf(-10.0, 3.0);

• Division of floating point values can’t return remainder

Which library function can convert an integer/long to a string?

• ltoa()

• ultoa()

• sprintf()

• None of the above

- Where in C the order of precedence of operators do not exist? a) Within conditional statements, if, else b) Within while, do-while c) Within a macro definition d) None of the mentioned

• Within conditional statements, if, else

• Within while, do-while

• Within a macro definition

• None of the mentioned

What is #include <stdio.h>?

• Preprocessor directive

• Inclusion directive

• inclusion directive

• None of the mentioned

- Functions in C Language are always _________

• Internal

• External

• Both Internal and External

• External and Internal are not valid terms for functions

How many number of pointer (*) does C have against a pointer variable declaration?

• 7

• 127

• 255

• No limits

Property which allows to produce different executable for different platforms in C is called?

• File inclusion

• Selective inclusion

• Conditional compilation

• Recursive macros

Which of the following is not possible statically in C language?

• Jagged Array

• Rectangular Array

• Cuboidal Array

• Multidimensional Array