Data Representation Lesson 1

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Data Representation Lesson 1 - Numbers

What numeric base does Binary operate on? (1-4) *

1 point

How many bits are there in a byte? (1-4) *

1 point

What is the maximum number of bits needed to represent 15 in denary? (3-5) *

1 point

What is the 8 bit binary representation of 17? (5-7) *

1 point

00010010

00010001

00001101

00100010

What is the binary representation of 32? (5-7) *

1 point

00100000

00100100

00110000

00100001

What is the Denary representation of this 8 bit number? 01001111 (5-7) *

1 point

What is the Denary representation of this 8 bit number? 11010101 (5-7) *

1 point

199

206

228

213

How many Bytes are there in a Terabyte? (5-7) *

1 point

1024 Kilobytes

1024 Megabytes

1024 Gigabytes

Why do we use the binary number system in Computing? (4-6) *

1 point

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

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