2.6 Data Representation MCQs L1

How many bits are there in a byte?

• 8
• 16
• 1
• 2

 What is the maximum number of bits needed to represent 15 in denary? 

• 6
• 4

What is the 8 bit binary representation of 17?

• 00010010
• 00010001
• 00001101
• 00100010

What is the binary representation of 32?

• 00100000

• 00100000

• 00110000

• 00100001

 What is the Denary representation of this 8 bit number?01001111 

• 59
• 79
• 69
• 49

 What is the Denary representation of this 8 bit number?11010101 

• 199
• 206
• 228
• 213

How Bytes are there in a Terabyte?

• 1024 Kilobytes
• 1024 Megabytes
• 1024 Gigabytes

Why do we use the binary number system in Computing?

• Because a CPU has two transistors
• To represent the two different states of transistors
• To allow the CPU to be in one of two states

What is the hex number 6B in binary?

• 01101011
• 10101110
• 01110111

What numeric base does Binary operate on?

• 2
• 1
• 8
• 16