Prf192 chap 1

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

a

All keywords in C are in a) LowerCase letters b) UpperCase letters c) CamelCase letters d) None

b

C99 standard guarantees uniqueness of ____ characters for internal names. a) 31 b) 63 c) 12 d) 14

a

C99 standard guarantess uniqueness of _____ characters for external names. a) 31 b) 6 c) 12 d) 14

a

Variable name resolving (number of significant characters for uniqueness of variable) depends on a) Compiler and linker implementations b) Assemblers and loaders implementations c) C language d) None

c

Variable names beginning with underscore is not encouraged. Why? a) It is not standardized b) To avoid conflicts since assemblers and loaders use such names c) To avoid conflicts since library routines use such names d) To avoid conflicts with environment variables of an operating system

b

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;

d

Which of the following is not a valid C variable name? a) int number; b) float rate; c) int variable_count; d) int $main;

d

Which of the following is not a valid variable name declaration? a) int __a3; b) int __3a; c) int __A3; d) None of the mentioned

c

Which of the following is not a valid variable name declaration? a) int _a3; b) int a_3; c) int 3_a; d) int _3a

c

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


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