ICS3U Test 4

Given this line:

for i in range(len(stuff)):

What is stuff, probably?

• an array

• an integer

• a function

• a loop

Given this line:

for i in range(len(stuff)):

What is i?

• an array

• an integer

• a function

• a loop

Given an array called things.

How would you go through the array?

• for thing in things:

• for i in range(things):

• if thing== things:

• for i in len(thing):

Given an array called things.

How would you go through the array?

• for i in int(things):

• for i in range(len(things)):

• if thing == things:

• for i in len(things):

Given this line:

for i in range(len(stuff)):

What is i NOT?

• a letter

• an index

• a variable

• an integer

Given the line:

stuff = ["cat", "dog", "boy","car"]

len(stuff) would be:

• 3

• 4

• 12

• "cat"

len()

• is a function

• is an integer

• is a character

• is an array

The len() function:

• returns the number of elements in an array

• counts the words in a string

• finds the length of the hypotenuse of a triangle

• finds the number of words in a text file

len("this is a sentence") returns this value:

• 0

• 4

• 9

• none of the above

Which statement is FALSE about functions?

• They can take zero, 1 or more arguments

• They can return zero values

• They can return 1 value

• They can return more than one value