N5 Computing Revision

In programming, what data type should you use to store the number of people in a class

• String
• Real Number
• Integer
• Boolean

In programming, what data type should you use to store the average height of pupils in a class

• String
• Real Number
• Integer
• Boolean

In programming, what data type should you use to store the name of a pupil

• String
• Real Number
• Integer
• Boolean

In programming, what data type should you use to store whether someone passed their Computing Prelim or not

• String
• Real Number
• Integer
• Boolean

Fill in the blank in the following SQL to find people who were born before the millennium

• >=01/01/00
• =1/1/0
• <01/01/00
• *01/01/00*

What is 93 in binary?

• 0101 1101
• 0101 1111
• 0101 1011
• 0110 1101

What is 103 in binary?

• 0110 1111
• 0110 0111
• 0111 0111
• 0111 0011

What is the largest number that can be represented with 8 bits?

• 128
• 127
• 255
• 256

How many numbers can be represented with 7 bits

• 128
• 127
• 255
• 256

Which of these would generate a random number between 1 and 10?

• Int(rnd()*10)+1
• Int(rnd()*10)
• Int(rnd()*5)
• Int(rnd()*5)+1