Lesson 1 - exam

Question 1

In what way is a peer-to-peer network different from client/server networks?

• In peer-to-peer,a very powerful computer does all of the processing while in a client/server network, only one client requests resources or services from the network.
• In peer-to-peer,a very powerful computer does all of the processing while in a client/server network, a number of network clients or workstations request resources or services from the network.
• In peer-to-peer, tasks are allocated among all the members of the network while in a client/server network, a number of network clients or workstations request resources or services from the network.
• In peer-to-peer, tasks are allocated to only one member of the network while in a client/server network, a number of network clients or workstations request resources or services from the network.
• In peer-to-peer, tasks are allocated among all the members of the network while in a client/server network, a very powerful computer does all of the processing.

Answer 1

In peer-to-peer, tasks are allocated among all the members of the network while in a client/server network, a number of network clients or workstations request resources or services from the network.

Question 2

SD-WAN is best used for which task?

• Connecting branches to the cloud
• Automating network processes
• Applying changes retroactively
• Using multiple channels at once

Answer 2

Connecting branches to the cloud

Question 3

A web address is often referred to as a URL. URL stands for which of the

• Unknown Reference Locator
• Uniform Regulatory Location
• Unknown Record Legitimacy
• Uniform Resource Locator
• Uniform Reference Logic

Answer 3

Uniform Resource Locator

Question 4

Which of the following is NOT a basic component of a telecommunication network?

• Remote control unit
• Input and output devices
• Control software
• Telecommunication channels
• Protocols

Answer 4

Remote control unit

Question 5

Which component involves processes that are completed in a task-oriented manner?

• AI
• Automation
• SD-WAN
• Machine learning

Answer 5

Automation

Question 6

A single point of failure (SPF) is _____.

• A web of clients on a network where all clients must fail for the network to fail
• A web of servers where all servers must fail for the network to fail
• A client that can crash and bring down the network
• A lone link in a network that can bring down the whole network if it fails

Answer 6

A lone link in a network that can bring down the whole network if it fails

Question 7

How do clients communicate with the server?
* The network
* It uses the patches that come with the server and client
* It uses the shared resources on the server
* It speaks to the client

Answer 7

The network

Question 8

What is a network client?

• A computer that receives data but does not send it
• A computer that sends data but does not receive it
• A computer that connects to a server in order to use and share resources with it
• A computer that provides communications with other clients without an intermediary computer

Answer 8

A computer that connects to a server in order to use and share resources with it

Question 9

How many servers does a typical client/server network have?

• 6
• At least one
• As many as there are clients
• One for every three clients

Answer 9

At least one

Question 10

Which of the following is the most accurate description of clients in client/server architecture?

• Hardware devices which provide end users with access to data and services on the server
• Desktop computers with a wired connection and laptop computers with a wireless connection
• All devices connected to a network
• Computers connected to a network used for downloading data from a server

Answer 10

Hardware devices which provide end users with access to data and services on the server

Question 11

Which of the following is a benefit of using three-tier network architecture relative to two-tier?

• Increased security
• All answers are correct
• Greater flexibility
• Increased performance

Answer 11

All answers are correct

Question 12

A URL consists of different levels. What level is .com in the web address www.google.com?

• Web address
• Top-level domain name
• Domain name
• Very high level domain
• Host name

Answer 12

Top-level domain name

Question 13

What is a server?

• A computer that does all of the work for another computer, serving its every need
• A computer that hosts data and other resources for clients
• A network where data is hosted and pulled by clients
• A satellite computer that requests data from a central computer in a network

Answer 13

A computer that hosts data and other resources for clients