OCR GCSE Computer Science Paper 2

Which of the following is not a data type?

• Boolean

• Print

• Integer

• String

Which of the following code is used to cast a string to an integer?

• bool("False")

• str("False")

• integer("123")

• int("123")

One of the following terms is not associated with programming construct

• Selection

• Iteration

• Loop

• Sequence

Identify the code which outputs 10 numbers correctly

• for i in range(0,11)

• for i in range(0,10)

• for i in range(1,9)

• for i in range(1,10)

Substring is used to?

• Extract a portion of characters from a string

• Print out a portion of a string

• Remove the left characters by a certain amount

• Allow you to change the upper case

Which of the following is an iteration?

• IF (num > 3)

• For i in range(0, 5)

• age = int("21")

• students = ["Harry", "Ryan", "Ibrahim"]

What is the purpose of an array?

• To store a value

• To store multiple values of any type

• To store programming code

• To store multiple values of the same data type

Which of the following is the correct code to create an array to store some integers?

• age = (2, 3, 1)

• age = ["2", "3", "1"]

• age = ["2" "3" "1"]

• age = [2, 3, 1]

What is the correct value after this calculation? 5 mod 2

• 1

• 2

• 2.5

• 3

What is the correct value after this calculation? 5 div 2

• 1

• 2

• 2.5

• 3