Networking Standards and Models

Question 1

What is the speed of 802.11a?

Answer 1

54 Mbps

Question 2

What is the speed of 802.11b?

Answer 2

11 Mbps

Question 3

What is the speed of 802.11g?

Answer 3

54 Mbps

Question 4

What is the speed of 802.11n (Wi-Fi 4)?

Answer 4

600 Mbps

Question 5

What is the speed of 802.11ac (Wi-Fi 5)?

Answer 5

1,300 Mbps (1.3 Gbps)

Question 6

What is the speed of 802.11ax (Wi-Fi 6)?

Answer 6

9,600 Mbps (9.6 Gbps)

Question 7

What order did the IEEE 802.11 wireless standards come out?

Answer 7

a, b, g, n, ac, ax

Question 8

Which IEEE 802.11 wireless standards use the frequency 2.4 GHz?

Answer 8

b and g

Question 9

Which IEEE 802.11 wireless standards use the frequency 5 GHz?

Answer 9

a and ac

Question 10

Which IEEE 802.11 wireless standards use both of the frequencies?

Answer 10

n and ax

Question 11

What category of twisted pair standards runs at 10 Mbps?

Answer 11

Cat3

Question 12

What category of twisted pair standards runs at 16 Mbps?

Answer 12

Cat4

Question 13

What category of twisted pair standards runs at 100 Mbps?

Answer 13

Cat5

Question 14

What category of twisted pair standards runs at 1000 Mbps (1Gbps)?

Answer 14

Cat5e and Cat6

Question 15

What category of twisted pair standards runs at 10000 Mbps (10 Gbps)?

Answer 15

Cat6 and Cat6a

Question 16

What is the max distance a twisted pair cable can go?

Answer 16

100m (328ft)

Question 17

What Ethernet has a speed of 10 Mbps and uses twisted pair cabling?

Answer 17

10Base-T

Question 18

What Ethernet has a speed of 100 Mbps and uses twisted pair cabling with a full-duplex?

Answer 18

100Base-TX

Question 19

What Ethernet has a speed of 1000 Mbps and is used with UTP or fiber optic cabling with a full-duplex?

Answer 19

1000Base-SX

Question 20

What Ethernet has a speed of 10 Gbps and uses fiber optic cabling?

Answer 20

10GBase-SR

Question 21

What Ethernet has a speed of 40 Gbps and is primarily used in Data centers?

Answer 21

40GBase-SR4

Question 22

What are the 7 layers of the OSI model?

Answer 22

Physical, Data Link, Network, Transport, Session, Presentation, Application

Question 23

What layer of the OSI model is responsible for network applications (like HTTP or FTP) and their production of data to be transferred over the network?

Answer 23

Application layer

Question 24

What layer of the OSI model is responsible for translating data from the application layer into the format required to transmit the data over the network as well as encrypting the data for security if encryption is used?

Answer 24

Presentation layer

Question 25

What layer of the OSI model is responsible for connection establishment, session maintenance, and authentication?

Answer 25

Session layer

Question 26

What layer of the OSI model provides services to the application layer and receives services from the network layer and is responsible for the reliable delivery of data and is often called the heart of OSI?

Answer 26

Transport layer

Question 27

What layer of the OSI model is responsible for the transmission of data between hosts in different networks as well as routing of data packets?

Answer 27

Network layer

Question 28

What layer of the OSI model is responsible for the delivery of data to the receiving device or node?

Answer 28

Data Link layer

Question 29

What layer of the OSI model is responsible for physical connections of the devices in the network?

Answer 29

Physical layer

Question 30

What are the layers of the TCP/IP model?

Answer 30

Application, Transport (host-to-host), Internet (internetworking), Network interface (link, physical, network access)