Week 3

Question 1

Advantages of functions:

Answer 1

Functions allow the developer to:
Organise their code into a logical structure
Allocating specific behaviour to a function
promoting the reuse of code

Question 2

Should function names be unique?

Answer 2

Yes

no function overloading in php

Question 3

What does a function prototype define?

Answer 3

Number and type of parameters

Data type of the returned value.

Question 4

WQill variable functions work with language constructs such as:

echo, print, unset(), isset(), empty()

Answer 4

No

Question 5

What can anonymous functions do?

Answer 5

Pass small sections of logic into functions

can be assigned to variables.

Question 6

What is a recursive function?

Answer 6

One that calls itself

Question 7

What is PHPs default characters reading?

Answer 7

ISO-8859-1 standard

Equivalent to 7-biy sacii for first 127 characters.