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network

Total questions: 42

Worksheet time: 23mins

Name
Class
Date
1.

What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

a)

encapsulation

b)

flow control

c)

access method

d)

response timeout

2.

What Network access layer protocols are part of the TCP/IP protocol suite?

a)

Ethernet

b)

WLAN

c)

SONET

d)

SDH

3.

What Internet layer protocols are part of the TCP/IP protocol suite?

a)

IPV4

b)

IPV6

c)

ICMPV4

d)

ICMPV6

4.

What Transport layer protocols are part of the TCP/IP protocol suite? (Choose three.)

a)

TCP

b)

UDP

c)

HTTP

d)

FTP

5.

What application layer protocols are part of the TCP/IP protocol suite?

a)

HTTP

b)

DNS

c)

HTTP

d)

FTP

6.

It is is the primary mechanism used to ensure reliable delivery of content for all users.

a)

Availability

b)

Confidentiality

c)

Integrity

d)

QOS

7.

It is the assurance of timely and reliable access to data for authorized users

a)

Availability

b)

Confidentiality

c)

Integrity

d)

QOS

8.

It is an assurance that the data has not be altered with during transmission

a)

Availability

b)

Integrity

c)

Confidentiality

d)

QOS

9.

It is only intended recipients can read the data

a)

Availability

b)

Integrity

c)

Confidentiality

d)

QOS

10.

Three goals of network security:

a)

Confidentiality

b)

Integrity

c)

Availability

d)

QOS

11.

It is a Protection of the information or data transmitted over the network

a)

Information Security

b)

Network infrastructure security

c)

Qos

d)

Modulation

12.

Which statement accurately describes a TCP/IP encapsulation process when a PC is sending data to the network?

a)

Data is sent from the internet layer to the network access layer.

b)

Packets are sent from the network access layer to the transport layer.

c)

Segments are sent from the transport layer to the internet layer.

d)

Frames are sent from the network access layer to the internet layer.

13.

What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)

a)

ARP

b)

DHCP

c)

DNS

d)

FTP

e)

NAT

14.

Which name is assigned to the transport layer PDU?

a)

bits

b)

data

c)

frame

d)

packet

e)

segment

15.

What process involves placing one PDU inside of another PDU?

a)

encapsulation

b)

encoding

c)

segmentation

d)

flow control

16.

At which OSI layer is a source MAC address added to a PDU during the encapsulation process?

a)

data link layer

b)

application layer

c)

transport layer

d)

presentation layer

17.

What layer is responsible for routing messages through an internetwork in the TCP/IP model?

a)

internet

b)

transport

c)

network access

d)

session

18.

Which PDU format is used when bits are received from the network medium by the NIC of a host?

a)

file

b)

frame

c)

packet

d)

segment

19.

Which method allows a computer to react accordingly when it requests data from a server and the server takes too long to respond?

a)

encapsulation

b)

flow control

c)

access method

d)

response timeout

20.

A web client is receiving a response for a web page from a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to decode the received transmission?

a)

Ethernet, IP, TCP, HTTP

b)

HTTP, TCP, IP, Ethernet

c)

Ethernet, TCP, IP, HTTP

d)

HTTP, Ethernet, IP, TCP

21.

Which two OSI model layers have the same functionality as a single layer of the TCP/IP model? (Choose two.)

a)

data link

b)

network

c)

physical

d)

session

e)

transport

22.

At which layer of the OSI model would a logical address be added during encapsulation?

a)

physical layer

b)

data link layer

c)

network layer

d)

transport layer

23.

What is a characteristic of multicast messages?

a)

They are sent to a select group of hosts.

b)

They are sent to all hosts on a network.

c)

They must be acknowledged.

d)

They are sent to a single destination.

24.

Which statement is correct about network protocols?

a)

Network protocols define the type of hardware that is used and how it is mounted in racks.

b)

They define how messages are exchanged between the source and the destination.

c)

They all function in the network access layer of TCP/IP.

d)

They are only required for exchange of messages between devices on remote networks.

25.

What is an advantage of network devices using open standard protocols?

a)

Network communications is confined to data transfers between devices from the same vendor.

b)

A client host and a server running different operating systems can successfully exchange data.

c)

Internet access can be controlled by a single ISP in each market.

d)

Competition and innovation are limited to specific types of products.

26.

Which device performs the function of determining the path that messages should take through internetworks?

a)

a router

b)

a firewall

c)

a web server

d)

a DSL modem

27.

At which OSI layer is a source IP address added to a PDU during the encapsulation process?

a)

network layer

b)

data link layer

c)

transport layer

d)

application layer

28.

At which OSI layer is a destination port number added to a PDU during the encapsulation process?

a)

transport layer

b)

data link layer

c)

network layer

d)

application layer

29.

At which OSI layer is data added to a PDU during the encapsulation process?

a)

application layer

b)

data link layer

c)

network layer

d)

transport layer

30.

Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?

a)

Internet

b)

intranet

c)

extranet

d)

extendednet

31.

What is an ISP?

a)

It is a standards body that develops cabling and wiring standards for networking.

b)

It is a protocol that establishes how computers within a local network communicate.

c)

It is an organization that enables individuals and businesses to connect to the Internet.

d)

It is a networking device that combines the functionality of several different networking devices in one.

32.

An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?

a)

an intranet

b)

the Internet

c)

an extranet

d)

a local area network

33.

A networking technician is working on the wireless network at a medical clinic. The technician accidentally sets up the wireless network so that patients can see the medical records data of other patients. Which of the four network characteristics has been violated in this situation?

a)

fault tolerance

b)

scalability

c)

security

d)

Quality of Service (QoS)

e)

Reliability

34.

A user is implementing security on a small office network. Which two actions would provide the minimum security requirements for this network? (Choose two.)

a)

implementing a firewall

b)

installing a wireless network

c)

installing antivirus software

d)

implementing an intrusion detection system

e)

adding a dedicated intrusion prevention device

35.

What term describes a network owned by one organization that provides safe and secure access to individuals who work for a different organization?

a)

extranet

b)

cloud

c)

BYOD

d)

quality of service

36.

What term describes storing personal files on servers over the internet to provide access anywhere, anytime, and on any device?

a)

cloud

b)

BYOD

c)

quality of service

d)

converged network

37.

it Preventing unauthorized access to the devices

a)

Network infrastructure security

b)

Information Security

c)

Qos

d)

modulation

38.

What term describes a type of network used by people who work from home or from a small remote office?

a)

SOHO network

b)

BYOD

c)

quality of service

d)

converged network

39.

What type of network traffic requires QoS?

a)

email

b)

on-line purchasing

c)

video conferencing

d)

wiki

40.

What term describes a private collection of LANs and WANs that belongs to an organization?

a)

intranet

b)

internet

c)

extranet

d)

peer-to-peer

41.

What term describes a policy that allows network devices to manage the flow of data to give priority to voice and video?

a)

quality of service

b)

internet

c)

intranet

d)

extranet

42.

It is Physical security of network devices.

a)

Network infrastructure security

b)

Information Security

c)

QOS

d)

integrity