Programming using C

Who is the father of C language?

• a) Steve Jobs

• b) James Gosling

• c) Dennis Ritchie

• d) Rasmus Lerdorf

Which of the following is not a valid C variable name?

• a) int number;

• b) float rate;

• c) int variable_count;

• d) int $main;

All keywords in C are in ____________

• a) LowerCase letters

• b) UpperCase letters

• c) CamelCase letters

• d) None of the mentioned

Which is valid C expression?

• a) int my_num = 100,000;

• b) int my_num = 100000;

• c) int my num = 1000;

• d) int $my_num = 10000;

Which of the following cannot be a variable name in C?

• a) volatile

• b) true

• c) friend

• d) export

Which of the following declaration is not supported by C language?

• a) String str;

• b) char *str;

• c) float str = 3e2;

• d) Both “String str;” and “float str = 3e2;”

Which of the following is true for variable names in C?

• a) They can contain alphanumeric characters as well as special characters

• b) It is not an error to declare a variable to be one of the keywords(like goto, static)

• c) Variable names cannot start with a digit

• d) Variable can be of any length

What is #include <stdio.h>?

• a) Preprocessor directive

• b) Inclusion directive

• c) File inclusion directive

• d) None of the mentioned

Which of the following are C preprocessors?

• a) #ifdef

• b) #define

• c) #endif

• d) all of the mentioned

Which of the following is not an operator in C?

• a) ,

• b) sizeof()

• c) ~

• d) None of the mentioned