Number systems

Question 1

What is the Denary and Hex value for 1010 1111

Answer 1

175
AF

Question 2

What is two’s complement

Answer 2

A way to represent negative numbers in binary by assigning the most significant bit as negative

Question 3

What is Denary

Answer 3

A base 10 number system that we as humans use to represent numbers.

Question 4

What is Binary

Answer 4

A base 2 number system that computers understand as 1 or 0 (on or off)

Question 5

What is Hexidecimal

Answer 5

A base 16 number system that uses the values 0 to 9 and A to F, 4 binary bits are represented by one Hex value

Question 6

What is 0000 in hex and denary

Answer 6

0
0

Question 7

What is 0001 in hex and denary

Answer 7

1
1

Question 8

What is 0010 in hex and denary

Answer 8

2
2

Question 9

What is 0011 in hex and denary

Answer 9

3
3

Question 10

What is 0100 in hex and denary

Answer 10

4
4

Question 11

What is 0101 in hex and denary

Answer 11

5
5

Question 12

What is 0110 in hex and denary

Answer 12

6
6

Question 13

What is 0111 in hex and denary

Answer 13

7
7

Question 14

What is 1000 in hex and denary

Answer 14

8
8

Question 15

What is 1001 in hex and denary

Answer 15

9
9

Question 16

What is 1010 in hex and denary

Answer 16

10
A

Question 17

What is 1011 in hex and denary

Answer 17

11
B

Question 18

What is 1100 in hex and denary

Answer 18

12
C

Question 19

What is 1101 in hex and denary

Answer 19

13
D

Question 20

What is 1110 in hex and denary

Answer 20

14
E

Question 21

What is 1111 in hex and denary

Answer 21

15
F

Question 22

How many bits are in a byte

Answer 22

8

Question 23

How many bits are in a nibble

Answer 23

4

Question 24

How many bytes are in a Kibibyte (Ki)

Answer 24

1024

Question 25

How many bytes are in a gibibyte (Gi)

Answer 25

1024^3

Question 26

How many bytes are in a Mibibyte (Mi)

Answer 26

1024^2

Question 27

How many bytes are in a Tebibyte (Ti)

Answer 27

1024^4

Question 28

How many bytes are in a pebibyte (Pi)

Answer 28

1024^5

Question 29

How many bytes are in a exbibyte (Ei)

Answer 29

1024^6

Question 30

How many bytes are in a zebibyte (Zi)

Answer 30

1024^7

Question 31

How many bytes are in a yobibyte (Yi)

Answer 31

1024^8

Question 32

How many bytes are in a Kilobyte (K)

Answer 32

1,000

Question 33

How many bytes are in a Terabyte (T)

Answer 33

1,000,000,000,000

Question 34

What are natural numbers

Answer 34

Positive whole numbers (5)

Question 35

What are rational numbers

Answer 35

Numbers that can be presented as fractions (5/2)

Question 36

What are irrational numbers

Answer 36

Numbers that can't be presented as a fraction (root 2)

Question 37

What are ordinal numers

Answer 37

Positioning numbers (1st)