Programming - loops, arrays and functions

Which is not a loop in Python

• For ... Next

• Do until

• While

What is the correct syntax for a for next loop to count of 20 in Python?

• for x in range(1,21,2):

• for x in range(1,20):

• for x in range(20):

• for x = 1 to 20

What is the definition of an Array?

• A string

• A group of different items

• Data structure to hold several variables, all of the same type, with one name

• A list

In the variable text = "Happy Birthday", what is the index for H?

• 0

• 1

• 2

• x

In the variable text = "The cat sat on the mat" ", what is the index for cat?

• 4:7

• 5:7

• 5:8

• 4:6

How do you work out the length of a string called mystring?

• length(mystring)

• mystring.length

• len(mystring)

• mystring.len

Which Python code is correct?

• for x in range(1,20)

• for x in range(1,20):

• for x in range(1 to 20):

• for x = range(1,20):

Is there an error in this code?

• Yes

• No

How would you define an array of numbers 1 to 3?

• n = ["1","2","3"]

• n = {"1","2","3"}

• n = ("1","2","3","4")

• n = "1","2","3

What would you write in Python to print the whole record for Student 1 from this 2 dimensional array?

• print("myArray[1]")

• print(myArray[1])

• print(myArray[0][0])

• print(myArray[0])