Review Questions - Chapter 2 Ethernet Networking and Data Encapsulation

Question 1 of 20

1

1. In the accompanying graphic, what is the name for the section of the MAC address marked as unknown?

Select one of the following:

IOS
OSI
ISO
OUI

Explanation

Question 2 of 20

1

__________on an Ethernet network is the retransmission delay that’s enforced when a collision occurs.

Select one of the following:

Backoff
Carrier sense
Forward delay
Jamming

Explanation

Question 3 of 20

1

On which type of device could the situation shown in the diagram occur?

Select one of the following:

Hub
Switch
Router
Bridge

Explanation

Question 4 of 20

1

In the Ethernet II frame shown here, what is the function of the section labeled “FCS”?

Select one of the following:

Allows the receiving devices to lock the incoming bit stream.
Error detection
Identifies the upper-layer protocol
Identifies the transmitting device

Explanation

Question 5 of 20

1

A network interface port has collision detection and carrier sensing enabled on a shared twisted-pair network. From this statement, what is known about the network interface port?

Select one of the following:

This is a 10 Mbps switch port.
This is a 100 Mb/s switch port.
This is an Ethernet port operating at half-duplex.
This is an Ethernet port operating at full-duplex.
This is a port on a network interface card in a PC.

Explanation

Question 6 of 20

1

For what two purposes does the Ethernet protocol use physical addresses? (Choose two.)

Select one or more of the following:

To uniquely identify devices at layer 2
To allow communication with devices on a different network
To differentiate a layer 2 frame from a layer 3 packet
To establish a priority system to determine which device gets to transmit first
To allow communication between different devices on the same network
To allow detection of a remote device when its physical address is unknown

Explanation

Question 7 of 20

1

Between which systems could you use a cable that uses the pinout pattern shown here?

Select one of the following:

With a connection from a switch to a switch
With a connection from a router to a router
With a connection from a host to a host
With a connection from a host to a switch

Explanation

Question 8 of 20

1

In an Ethernet network, under what two scenarios can devices transmit? (Choose two.)

Select one or more of the following:

When they receive a special token
When there is a carrier
When they detect that no other devices are sending
When the medium is idle
When the server grants access

Explanation

Question 9 of 20

1

What type of cable uses the pinout shown here?

Select one of the following:

Fiber optic
Crossover Gigabit Ethernet cable
Straight-through Fast Ethernet
Coaxial

Explanation

Question 10 of 20

1

When configuring a terminal emulation program, which of the following is an incorrect setting?

Select one of the following:

Bit rate: 9600
Parity: None
Flow control: None
Data bits: 1

Explanation

Question 11 of 20

1

Which part of a MAC address indicates whether the address is a locally or globally administered address?

Select one of the following:

FCS
I/G bit
OUI
U/L bit

Explanation

Question 12 of 20

1

What cable type uses the pinout arrangement shown below?

Select one of the following:

Fiber optic
Rolled
Straight-through
Crossover

Explanation

Question 13 of 20

1

Which of the following is not one of the actions taken in the operation of CSMA/CD when a collision occurs?

Select one of the following:

A jam signal informs all devices that a collision occurred.
The collision invokes a random backoff algorithm on the systems involved in the collision.
Each device on the Ethernet segment stops transmitting for a short time until its backoff
timer expires.
All hosts have equal priority to transmit after the timers have expired.

Explanation

Question 14 of 20

1

Which of the following statements is false with regard to Ethernet?

Select one of the following:

There are very few collisions in full-duplex mode.
A dedicated switch port is required for each full-duplex node.
The host network card and the switch port must be capable of operating in full-duplex
mode to use full-duplex.
The default behavior of 10Base-T and 100Base-T hosts is 10 Mbps half-duplex if the
autodetect mechanism fails.

Explanation

Question 15 of 20

1

In the following diagram, identify the cable types required for connections A and B.

Select one of the following:

A= crossover, B= crossover
A= crossover, B= straight-through
A= straight-through, B= straight-through
A= straight-through, B= crossover

Explanation

Question 16 of 20

1

In the following image, match the cable type to the standard with which it goes.

1000Base-T ::::: IEEE 802.3u
1000Base-SX ::: IEEE 802.3
10Base-T ::::::::: IEEE 802.3ab
100Base-TX ::::: IEEE 802.3z

Select one of the following:

IEEE 802.3u ::::::: 100Base-Tx
IEEE 802.3 ::::::::: 10Base-T
IEEE 802.3ab ::::: 1000Base-T
IEEE 802.3z ::::::: 1000Base-SX
IEEE 802.3u :::::::1000Base-T
IEEE 802.3 ::::::::: 10Base-T
IEEE 802.3ab ::::: 100Base-Tx
IEEE 802.3z ::::::: 1000Base-SX
IEEE 802.3u ::::::: 1000Base-SX
IEEE 802.3 ::::::::: 10Base-T
IEEE 802.3ab ::::: 1000Base-T
IEEE 802.3z ::::::: 100Base-Tx
IEEE 802.3u ::::::: 1000Base-SX
IEEE 802.3 ::::::::: 1000Base-T
IEEE 802.3ab ::::: 10Base-T
IEEE 802.3z ::::::: 100Base-Tx

Explanation

Question 17 of 20

1

The cable used to connect to the console port on a router or switch is called a _________cable.

Select one of the following:

Crossover
Rollover
Straight-through
Full-duplex

Explanation

Question 18 of 20

1

Which of the following items does a socket comprise?

Select one of the following:

IP address and MAC address
IP address and port number
Port number and MAC address
MAC address and DLCI

Explanation

Question 19 of 20

1

Which of the following hexadecimal numbers converts to 28 in decimal?

Select one of the following:

1c
12
15
ab

Explanation

Question 20 of 20

1

What cable type is shown in the following graphic?

Select one of the following:

Fiber optic
Rollover
Coaxial
Full-duplex

	Created by Kessi Silva over 6 years ago

Network Fundamentals 1.6 Select the appropriate cabling type based on implementation requirements 1.4 Compare and contrast collapsed core and three-tier architectures LAN Switching T echnologies 2.2 Interpret Ethernet frame format

Review Questions - Chapter 2 Ethernet Networking and Data Encapsulation

Question 1 of 20

1. In the accompanying graphic, what is the name for the section of the MAC address marked as unknown?

Select one of the following:

Explanation

Question 2 of 20

__________on an Ethernet network is the retransmission delay that’s enforced when a collision occurs.

Select one of the following:

Explanation

Question 3 of 20

On which type of device could the situation shown in the diagram occur?

Select one of the following:

Explanation

Question 4 of 20

In the Ethernet II frame shown here, what is the function of the section labeled “FCS”?

Select one of the following:

Explanation

Question 5 of 20

A network interface port has collision detection and carrier sensing enabled on a shared twisted-pair network. From this statement, what is known about the network interface port?

Select one of the following:

Explanation

Question 6 of 20

For what two purposes does the Ethernet protocol use physical addresses? (Choose two.)

Select one or more of the following:

Explanation

Question 7 of 20

Between which systems could you use a cable that uses the pinout pattern shown here?

Select one of the following:

Explanation

Question 8 of 20

In an Ethernet network, under what two scenarios can devices transmit? (Choose two.)

Select one or more of the following:

Explanation

Question 9 of 20

What type of cable uses the pinout shown here?

Select one of the following:

Explanation

Question 10 of 20

When configuring a terminal emulation program, which of the following is an incorrect setting?

Select one of the following:

Explanation

Question 11 of 20

Which part of a MAC address indicates whether the address is a locally or globally administered address?

Select one of the following:

Explanation

Question 12 of 20

What cable type uses the pinout arrangement shown below?

Select one of the following:

Explanation

Question 13 of 20

Which of the following is not one of the actions taken in the operation of CSMA/CD when a collision occurs?

Select one of the following:

Explanation

Question 14 of 20

Which of the following statements is false with regard to Ethernet?

Select one of the following:

Explanation

Question 15 of 20

In the following diagram, identify the cable types required for connections A and B.

Select one of the following:

Explanation

Question 16 of 20

In the following image, match the cable type to the standard with which it goes. 1000Base-T ::::: IEEE 802.3u 1000Base-SX ::: IEEE 802.3 10Base-T ::::::::: IEEE 802.3ab 100Base-TX ::::: IEEE 802.3z

Select one of the following:

Explanation

Question 17 of 20

The cable used to connect to the console port on a router or switch is called a _________cable.

Select one of the following:

Explanation

Question 18 of 20

Which of the following items does a socket comprise?

Select one of the following:

Explanation

Question 19 of 20

Which of the following hexadecimal numbers converts to 28 in decimal?

Select one of the following:

Explanation

Question 20 of 20

What cable type is shown in the following graphic?

In the following image, match the cable type to the standard with which it goes.

1000Base-T ::::: IEEE 802.3u
1000Base-SX ::: IEEE 802.3
10Base-T ::::::::: IEEE 802.3ab
100Base-TX ::::: IEEE 802.3z