Review Questions - Chapter 1 Internetworking

Questão 1 de 20

1

1. Which of the following statements is/are true with regard to the device shown here? (Choose all that apply.)

Selecione uma das seguintes:

It includes one collision domain and one broadcast domain.
It includes 10 collision domains and 10 broadcast domains.
It includes 10 collision domains and one broadcast domain.
It includes one collision domain and 10 broadcast domains.

Explicação

Questão 2 de 20

1

With respect to the OSI model, which one of the following is the correct statement about PDUs?

Selecione uma das seguintes:

A segment contains IP addresses.
A packet contains IP addresses.
A segment contains MAC addresses.
A packet contains MAC addresses.

Explicação

Questão 3 de 20

1

You are the Cisco administrator for your company. A new branch office is opening and you are selecting the necessary hardware to support the network. There will be two groups of computers, each organized by department. The Sales group computers will be assigned IP addresses ranging from 192.168.1.2 to 192.168.1.50. The Accounting group will be assigned IP addresses ranging from 10.0.0.2 to 10.0.0.50. What type of device should you select to connect the two groups of computers so that data communication can occur?

Selecione uma das seguintes:

Hub
Switch
Router
Bridge

Explicação

Questão 4 de 20

1

The most effective way to mitigate congestion on a LAN would be to ________.

Selecione uma das seguintes:

Upgrade the network cards
Change the cabling to CAT 6
Replace the hubs with switches
Upgrade the CPUs in the routers

Explicação

Questão 5 de 20

1

In the following work area, draw a line from the OSI model layer to its PDU.

Selecione uma ou mais das seguintes:

Transport - Bits / Data Link - Segment / Physical - Packet / Network - Frame
Transport - Segment / Data Link - Bits / Physical - Packet / Network - Frame
Transport - Segment / Data Link - Frame / Physical - Bits / Network - Frame
Transport - Segment / Data Link - Frame / Physical - Bits / Network - Packet

Explicação

Questão 6 de 20

1

What is a function of the WLAN Controller?

Selecione uma das seguintes:

To monitor and control the incoming and outgoing network traffic
To automatically handle the configuration of wireless access points
To allow wireless devices to connect to a wired network
To connect networks and intelligently choose the best paths between networks

Explicação

Questão 7 de 20

1

You need to provide network connectivity to 150 client computers that will reside in the same subnetwork, and each client computer must be allocated dedicated bandwidth. Which device should you use to accomplish the task?

Selecione uma das seguintes:

Hub
Switch
Router
Bridge

Explicação

Questão 8 de 20

1

In the following work area, draw a line from the OSI model layer definition on the left to its description on the right.

Layer '-------------: Description
Transport '-------------: Framing
Physical '-------------: End-to-end connection
Data Link '-------------: Routing
Network '-------------: Conversion to bits

Selecione uma das seguintes:

Transport - Framing / Physical - End-to-end connection / Data Link - Routing / Network -
Conversion to bits
Transport - End-to-end connection / Physical - Routing / Data Link - Conversion to bits / Network - Framing
Transport - End-to-end connection / Physical - Conversion to bits / Data Link - Framing / Network - Routing
Transport -Conversion to bits / Physical - Routing / Data Link - End-to-end connection / Network - Framing

Explicação

Questão 9 de 20

1

What is the function of a firewall?

Selecione uma das seguintes:

To automatically handle the configuration of wireless access points
To allow wireless devices to connect to a wired network
To monitor and control the incoming and outgoing network traffic
To connect networks and intelligently choose the best paths between networks

Explicação

Questão 10 de 20

1

Which layer in the OSI reference model is responsible for determining the availability of the receiving program and checking to see whether enough resources exist for that communication?

Selecione uma das seguintes:

Transport
Network
Presentation
Application

Explicação

Questão 11 de 20

1

Which of the following correctly describe steps in the OSI data encapsulation process? (Choose two.)

Selecione uma ou mais das seguintes:

The Transport layer divides a data stream into segments and may add reliability and flow
control information.
The Data Link layer adds physical source and destination addresses and an FCS to the
segment.
Packets are created when the Network layer encapsulates a frame with source and destination host addresses and protocol-related control information.
Packets are created when the Network layer adds layer 3 addresses and control information to a segment.
The Presentation layer translates bits into voltages for transmission across the physical link.

Explicação

Questão 12 de 20

1

Which of the following layers of the OSI model was later subdivided into two layers?

Selecione uma das seguintes:

Presentation
Transport
Data Link
Physical

Explicação

Questão 13 de 20

1

What is a function of an access point (AP)?

Selecione uma das seguintes:

To monitor and control the incoming and outgoing network traffic
To automatically handle the configuration of wireless access point
To allow wireless devices to connect to a wired network
To connect networks and intelligently choose the best paths between networks

Explicação

Questão 14 de 20

1

A_________is an example of a device that operates only at the physical layer.

Selecione uma das seguintes:

Hub
Switch
Router
Bridge

Explicação

Questão 15 de 20

1

Which of the following is not a benefit of using a reference model?

Selecione uma das seguintes:

It divides the network communication process into smaller and simpler components.
It encourages industry standardization.
It enforces consistency across vendors.
It allows various types of network hardware and software to communicate.

Explicação

Questão 16 de 20

1

Which of the following statements is not true with regard to routers?

Selecione uma das seguintes:

They forward broadcasts by default.
They can filter the network based on Network layer information.
They perform path selection.
They perform packet switching.

Explicação

Questão 17 de 20

1

Switches break up_domains, and routers break up_domains.

Selecione uma das seguintes:

broadcast, broadcast
collision, collision
collision, broadcast
broadcast, collision

Explicação

Questão 18 de 20

1

How many collision domains are present in the following diagram?

Selecione uma das seguintes:

8
9
10
11

Explicação

Questão 19 de 20

1

Which of the following layers of the OSI model is not involved in defining how the applications within the end stations will communicate with each other as well as with users?

Selecione uma das seguintes:

Transport
Application
Presentation
Session

Explicação

Questão 20 de 20

1

Which of the following is the only device that operates at all layers of the OSI model?

Selecione uma das seguintes:

Network host
Switch
Router
Bridge

	Criado por Kessi Silva quase 7 anos atrás

Network Fundamentals 1.3 Describe the impact of infrastructure components in an enterprise network 1.3.a Firewalls 1.3.b Access points 1.3.c Wireless controllers 1.5 Compare and contrast network topologies 1.5.a Star 1.5.b Mesh 1.5.c Hybrid

Review Questions - Chapter 1 Internetworking

Questão 1 de 20

1. Which of the following statements is/are true with regard to the device shown here? (Choose all that apply.)

Selecione uma das seguintes:

Explicação

Questão 2 de 20

With respect to the OSI model, which one of the following is the correct statement about PDUs?

Selecione uma das seguintes:

Explicação

Questão 3 de 20

Selecione uma das seguintes:

Explicação

Questão 4 de 20

The most effective way to mitigate congestion on a LAN would be to ________.

Selecione uma das seguintes:

Explicação

Questão 5 de 20

In the following work area, draw a line from the OSI model layer to its PDU.

Selecione uma ou mais das seguintes:

Explicação

Questão 6 de 20

What is a function of the WLAN Controller?

Selecione uma das seguintes:

Explicação

Questão 7 de 20

You need to provide network connectivity to 150 client computers that will reside in the same subnetwork, and each client computer must be allocated dedicated bandwidth. Which device should you use to accomplish the task?

Selecione uma das seguintes:

Explicação

Questão 8 de 20

Selecione uma das seguintes:

Explicação

Questão 9 de 20

What is the function of a firewall?

Selecione uma das seguintes:

Explicação

Questão 10 de 20

Which layer in the OSI reference model is responsible for determining the availability of the receiving program and checking to see whether enough resources exist for that communication?

Selecione uma das seguintes:

Explicação

Questão 11 de 20

Which of the following correctly describe steps in the OSI data encapsulation process? (Choose two.)

Selecione uma ou mais das seguintes:

Explicação

Questão 12 de 20

Which of the following layers of the OSI model was later subdivided into two layers?

Selecione uma das seguintes:

Explicação

Questão 13 de 20

What is a function of an access point (AP)?

Selecione uma das seguintes:

Explicação

Questão 14 de 20

A_________is an example of a device that operates only at the physical layer.

Selecione uma das seguintes:

Explicação

Questão 15 de 20

Which of the following is not a benefit of using a reference model?

Selecione uma das seguintes:

Explicação

Questão 16 de 20

Which of the following statements is not true with regard to routers?

Selecione uma das seguintes:

Explicação

Questão 17 de 20

Switches break up_______domains, and routers break up_______domains.

Selecione uma das seguintes:

Explicação

Questão 18 de 20

How many collision domains are present in the following diagram?

Selecione uma das seguintes:

Explicação

Questão 19 de 20

Which of the following layers of the OSI model is not involved in defining how the applications within the end stations will communicate with each other as well as with users?

Selecione uma das seguintes:

Explicação

Questão 20 de 20

Which of the following is the only device that operates at all layers of the OSI model?

Selecione uma das seguintes:

Explicação

Switches break up_domains, and routers break up_domains.