Binary And Logic / Data Questions

Question 1

Order the following units from smallest to largest.

GB, bit, PB, byte, nibble, MB

Answer 1

bit, nibble, byte, MB, GB, PB

Question 2

Why are transistors used in computers?

Answer 2

Transistors are simple yes/no or on/off switches in circuitry used as a pathway to storing data.

They ensure the current stops flowing when it’s set to off.

Question 3

Convert the deanery number 132, into an 8 bit binary number

Answer 3

10000100

Question 4

Convert the binary number 11001011 into denary

Answer 4

203

Question 5

62 is a deanery value, calculate its value as a hex number.

Answer 5

3E

62/16=3 48+14

Question 6

Convert the binary number 10110101 into hexadecimal

Answer 6

B5
1011 | 0101
11. 5
B=11

Question 7

Convert the hexadecimal number 3E into binary.

Answer 7

48+14
0011 1110

Question 8

Describe a shift that can be used to double the value of the binary number of 1001000

Answer 8

A left shift of one

01001000