SLG IPC144 Week 11

What is the difference between getchar() and scanf()?

In the case of a mismatch between the conversion specifier and the next character in the buffer, scanf()...

• leaves the offending character in the buffer and returns to the caller

• extracts the offending character from the buffer and returns to the caller

• throws an exception

• clears the buffer

When using scanf() to accept two variables, in the scanf() you separate the conversion specifiers with a space.

• TRUE

• FALSE

What does %*c mean in scanf()?

• Extract a character from the buffer and throw it out.

• Extract a character from the buffer and store it to a variable.

• Leave the character in the buffer.

• Extract a string from the buffer.

scanf() returns...

• void

• the number of addresses successfully filled

• 0 or 1

• the number of addresses that failed to fill

What is the difference between putchar() and printf()?

What is the output of printf("%010d", 4321);

• 0000004321

• 4321

• 4321

• 00000000004321

What is the output of printf("|%-10d|", 4321);

• | 4321|

• |4321|

• |4321 |

• |------4321|

What is the output of printf("|%.3lf|", 4321.987655);

• |4321.988|

• |4322|

• |4321.987|

• |4321.9876|

What is the output of printf("|%010.3lf|", 4321.987655);

• |004321.988|

• |0004321.988|

• |004321.987|

• |0004321.987|