Q. What is the size of array “line” used in fgets(line, maxline, *fp) function?

View solution

Q. The following function

int fputs(char *line, FILE *fp)
returns EOF when:

View solution

Q. Which function has a return type as char pointer?

View solution

Q. Which of the following is the right declaration for fgets inside the library?

View solution

Q. Which is true about fputs.fputs returns?

View solution

Q. gets and puts operate on

View solution

Q. gets does the following when it reads from stdin

View solution

Q. Strcat function adds null character

View solution

Q. Which of the following library function is not case-sensitive?

View solution

Q. The following expression can be substituted for

if (isalpha(c) && isdigit(c))

View solution

Q. Which of the following will return a non-zero value when checked with isspace(c)?

View solution

Q. Which is true about isaplpha(c), where c is an int that can be represented as an unsigned char or EOF.isalpha(c) returns?

View solution

Q. Which is true about isupper(c), where c is an int that can be represented as an unsigned char or EOF.isupper(c) returns?

View solution

Q. Which is true about isalnum(c), where c is an int that can be represented as an unsigned char or EOF.isalnum(c) returns?

View solution

Q. Which types of input are accepted in toupper(c)?

View solution

Q. What is the difference in the ASCII value of capital and non-capital of the same letter is?

View solution

Q. ungetc can be used only with getc.

View solution

Q. How many characters for pushback is guaranteed per file while using ungetc(c, fp);

View solution

Q. Which of the following is the correct syntax for calling function ungetc?
(Assume int c and FILE *fp)

View solution

Q. ungetc is used

View solution