Chapter 8 - Subnet Details - Sheet1

Question 1

Mask of /25

Answer 1

128 Mask

Question 2

Bits on / Bits off for /25

Answer 2

1 on, 7 off (10000000)

Question 3

Block size for /25

Answer 3

Block size of 128

Question 4

How many subnets and hosts for /25

Answer 4

2 subnets, each with 126 hosts

Question 5

Mask of /26

Answer 5

192 Mask

Question 6

Bits on / Bits off for /26

Answer 6

2 on, 6 off (11000000)

Question 7

Block size for /26

Answer 7

Block size of 64

Question 8

How many subnets and hosts for /26

Answer 8

4 subnets, each with 62 hosts

Question 9

Mask of /27

Answer 9

224 Mask

Question 10

Bits on / Bits off for /27

Answer 10

3 on, 5 off (11100000)

Question 11

Block size for /27

Answer 11

Block size of 32

Question 12

How many subnets and hosts for /27

Answer 12

8 subnets, each with 30 hosts

Question 13

Mask of /28

Answer 13

240 Mask

Question 14

Bits on / Bits off for /28

Answer 14

4 bits on and 4 bits off

Question 15

Block size for /28

Answer 15

Block size of 16

Question 16

How many subnets and hosts for /28

Answer 16

16 Subnets, each with 14 hosts

Question 17

Mask of /29

Answer 17

248 mask

Question 18

Bits on / Bits off for /29

Answer 18

5 bits on and 3 bits off (11111000)

Question 19

Block size for /29

Answer 19

Block size of 8

Question 20

How many subnets and hosts for /29

Answer 20

32 subnets, each with 6 hosts

Question 21

Mask of /30

Answer 21

252 mask

Question 22

Bits on / Bits off for /30

Answer 22

6 bits on and 2 bits off

Question 23

Block size for /30

Answer 23

block size of 4

Question 24

How many subnets and hosts for /30

Answer 24

64 subnets, each with 2 hosts