Functions and Files

Question 1

what does DRY stand for

Answer 1

Don’t repeat yourself

Question 2

what is a variables lifetime

Answer 2

the time in which it exists

Question 3

forward declaration

Answer 3

allows us to tell the compiler about the existence of an identifier before it has been defined

Question 4

function prototype

Answer 4

includes the function’s return type, name, and parameters, but no function body, followed by a semicolon

Question 5

Preprocessor

Answer 5

a process that runs on the code before it is compiled

Question 6

macro

Answer 6

a rule that defines how input text is converted to a replacement output text

Question 7

header files

Answer 7

are files designed to propagate declarations to code files

Question 8

header guards

Answer 8

prevent the contents of a header from being included more than once into a given code file