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WorksheetsITE Chaper 7 SWQ2 revision questions
Total questions: 73
Worksheet time: 1hrs 11mins
Name
Class
Date
1.
The Physical layer is the first layer of the OSI
model.
a)
True
b)
False
2.
Which statement accurately
describes the OSI model?
a)
It describes how software
programs interact with humans.
b)
It prescribes the type of
hardware or software that should support each layer.
c)
It describes how software
programs interact with other software programs.
d)
It describes a theoretical
representation of what happens between two nodes communicating on a network.
3.
Which OSI
model layer initiates the flow of information?
a)
Physical
b)
Session
c)
Application
d)
Presentation
4.
In which OSI model layer
does IP operate?
a)
Physical
b)
Transport
c)
Network
d)
Data Link
5.
TCP is a(n) ........... transport protocol.
a)
A. protocol delivery
b)
B. reliable
c)
C. best-effort delivery
d)
D. effortless delivery
6.
Definition of network
a)
system to connect two or more devices
b)
system not connect two or more devices
c)
system don't connact two or more devices
d)
system to connict two or more devices
7.
WAN stand for ?
a)
Wide Area Natrok
b)
Wide Area Netwok
c)
Wide Aral Network
d)
1,2
8.
Type of network
a)
LNA
b)
LNE
c)
WAN
d)
MEN
9.
What is the third layer of OSI layers?
a)
Sessionw
b)
Network
c)
Physical
d)
Session
10.
The OSI model is made up of _____ ordered layers
a)
five
b)
seven
c)
four
d)
six
11.
______ layer is mostly hardware
a)
physical
b)
data-link
c)
network
d)
transport
12.
Mail services and directory services are available to network users through the ______ layer.
a)
data-link
b)
session
c)
transport
d)
application
13.
What is an advantage of a LAN?
a)
You can save money by sharing peripherals like printers.
b)
It is limited to a small area.
c)
Can cover near infinite geographical distance.
d)
Expensive to setup.
14.
What is a disadvantage of a LAN?
a)
Site (software) licences are likely to be cheaper than buying several standalone licences.
b)
Security is good - users cannot see other users' files unlike on stand-alone machines.
c)
if the main cable fails or gets damaged the whole network will fail
d)
Purchasing the network cabling and file servers can be expensive.
15.
What is an advantage of a WAN?
a)
Viruses can spread to other computers throughout a computer network.
b)
Managing a large network is complicated, requires training and a network manager usually needs to be employed.
c)
Can cover near infinite geographical distance
d)
Easy to install and maintain.
16.
What is a disadvantage of a WAN?
a)
Due to it's typically massive size, WAN's are almost always slower then a LAN. The further the distance, the slower the network.
b)
Limited to a small area.
c)
Data is easy to backup as all the data is stored on the file server.
d)
Site (software) licences are likely to be cheaper than buying several standalone licences.
17.
The process by which Bluetooth mobile devices can establish a connection.
a)
Pairing
b)
Discovery
c)
peer-to-peer
d)
syncing
18.
What does a LAN stand for?
a)
Local Arena Network
b)
Local Area Network
c)
Long Area Network
d)
Local Arena Name
19.
A network that primarily uses 802.15.1 technology.
a)
LAN
b)
WAN
c)
PAN
d)
WLAN
20.
A type of network that has no centralized administration or security but can be inexpensive to set up.
a)
Peer-to-Peer
b)
WAN
c)
Client-Server
d)
WLAN
21.
A type of network that allows for centralized security and administration and provides much more capability for the network to grow.
a)
Peer-to-Peer
b)
WAN
c)
Client-Server
d)
WLAN
22.
A computer network is ___ connected together.
a)
One computer
b)
Two or more
c)
Three or more
d)
Four or more
23.
What are the two general types of fiber optic cable found in current networking environments?
a)
Red and Green
b)
Singlemode and Multimode
c)
High-frequency and Low-frequency
d)
Narrowband and Wideband
24.
True or False: All fiber optic cables have the same type of physical connector?
a)
True
b)
False
25.
This is a picture of a _____ connector
a)
ST
b)
SC
c)
LC
d)
MTRJ
26.
This is a picture of a _____ connector
a)
ST
b)
SC
c)
LC
d)
MTRJ
27.
This is a picture of a _____ connector
a)
ST
b)
SC
c)
LC
d)
MTRJ
28.
What is the most prominent use of Fiber Optics today?
a)
Phones
b)
Television Screens
c)
The Internet
d)
MRI imaging
29.
What are Fiber Optics?
a)
Thin, flexible fibers of glass
b)
Flexible fibers of glass
c)
Thin fibers of glass
d)
Those glow toys
30.
For what are Fiber Optics mainly used?
a)
Long distance communication
b)
Imaging
c)
Phones
d)
Downloading Apps
31.
How do Fiber Optics work?
a)
By connecting and transferring energy
b)
By remitting and subtracting power from other fiber optics
c)
By using light pulses to transfer data
d)
By converting sound waves in to binary code
32.
Are fiber optics used for long or short distance calls?
a)
Long Distance
b)
Both
c)
Short Distance
33.
In fiberoptic cables used to transmit communication data, what does a receiver and decoder do?
a)
receive the sound signal and convert to binary data
b)
receive the light signal and convert to binary data
c)
receive the audio signal and convert to analog data
d)
receive the direct signal and convert it to analog data
34.
What increases the amount of information transmitted by fiberoptic cables?
a)
increasing the length
b)
using plastic instead of glass in the cable
c)
increasing the number of fibers
d)
using fewer optical amplifiers along the cable
35.
Why are fiberoptic cables preferred over copper wire in telephone and Internet applications?
a)
used both indoors and outdoors
b)
easier to manufacture and install into office buildings
c)
more flexible and needs no power source
d)
less sensitive to temperature/electromagnetic interference
36.
When would fiber optics most likely be preferred over radio waves for communication?
a)
The content of the communication needs to remain secure
b)
The climate of the area is hot and humid
c)
There are frequent power outages in the area
d)
little money available to build the communication system
37.
The disadvantage from using this device results from a fact that any incoming signal on any of its ports is re-created and sent out on any connected ports, which in turn forces all the connected devices to share the total amount of available bandwidth.
a)
Hub
b)
Switch
c)
Access Point
d)
Bridge
38.
A device designed to filter and transfer IP packets between dissimilar types of computer networks is called:
a)
Hub
b)
Switch
c)
Load Balancer
d)
Router
39.
An infrastructure device designed for connecting wireless/wired client devices to a network is commonly referred to as:
a)
Captive Portal
b)
Access Point
c)
IDF
d)
Active Hub
40.
. Data communication system within a building or campus is
a)
LAN
b)
WAN
c)
MAN
d)
None of the prevuously mentioned
41.
A type of network device that amplifies received signal so it can be transmitted over greater distance without loss in quality is called:
a)
Repeater
b)
Voltage Meter
c)
PLC
d)
Cable certifier
42.
What is an RJ-45 connector cable used for?
a)
Networking
b)
Telephony
c)
Television
d)
Radio transmission
43.
Which type of cable features a central conductor surrounded by braided or foil shielding?
a)
Coaxial
b)
Fiber optic
c)
Ethernet
d)
Twisted pair
44.
What are T568A, T568B, and T568C?
a)
Commercial cabling standards
b)
Categories of network cables
c)
Types of cable connectors
d)
Wireless networking standards
45.
Which type of cable is an example of a twisted pair cable?
a)
RJ-45
b)
Multimode fiber
c)
RG-8
d)
RG-59
46.
What does WAN stand for?
a)
Wide Area Network
b)
World Area Network
c)
Wide Arena Network
d)
World Arena Network
47.
Sending data between networks requires the use of layers, what is a layer?
a)
A network device
b)
A protocol
c)
A group of protocols
d)
The cables used to connect to the network
48.
What does the data get broken down in to allowing it to travel across a network such as the internet?
a)
Packets
b)
Pieces
c)
Parts
d)
Points
49.
Why do we network computers together?
a)
So they can share files and resources.
b)
To have sole use of a machine and avoid bandwidth limitations.
50.
What is an advantage of a LAN?
a)
You can save money by sharing peripherals like printers.
b)
It is limited to a small area.
c)
Can cover near infinite geographical distance.
d)
Expensive to setup.
51.
The process of placing one message inside another message format
a)
Encapsulation
b)
Protocol
c)
De-encapsulation
d)
Standard
52.
What are the two versions of Internet Protocol Addresses (IP Addresses)?
a)
IPv4, IPv6
b)
IPv1, IPv2
c)
IPv3, IPv4
d)
IPv4, IPv5
53.
SMTP and POP are two examples of e-mail protocols.
a)
True
b)
False
54.
The TCP identifies when packets are missing and requests for them to be resent.
a)
True
b)
False
55.
TCP splits data into packets before sending it.
a)
True
b)
False
56.
Which of the following is the newer version of IP addresses because the previous version only provided 4 billion unique addresses?
a)
IPv6
b)
IPv4
c)
IPv7
d)
IPv5
57.
how many bits in ipv6 ?
a)
32
b)
64
c)
128
d)
256
58.
How many bits make up an Internet Protocol version 4 (IPv4) address and Internet Protocol version 6 (IPv6) address, respectively?
a)
There are 32 bits in an IPv4 address and 128 bits in an IPv6 address.
b)
There are 32 bits in an IPv4 address and 64 bits in an IPv6 address.
c)
There are 64 bits in an IPv4 address and 128 bits in an IPv6 address.
d)
There are 8bits in an IPv4 address and 32 bits in an IPv6 address.
59.
What is the native protocol of the Internet, which is required for Internet connectivity?
a)
Transmission Control Protocol/Internet Protocol (TCP/IP)
b)
User Datagram Protocol (UDP)
c)
Dynamic Host Configuration Protocol (DHCP)
d)
Internet Protocol version 6 (IPv6)
60.
Which network service provides automatic assignment of IP addresses to clients that have been configured to do so?
a)
Dynamic Host Configuration Protocol (DHCP)
b)
Transmission Control Protocol (TCP)
c)
User Datagram Protocol (UDP)
d)
Classless inter-domain routing (CIDR)
61.
If you notice that a computer has an IP address of 169.254.0.11, what can you conclude?
a)
The computer was unable to locate an available Dynamic Host Configuration Protocol (DHCP) server.
b)
The computer is part of a Class C network,
c)
The computer has been configured with static IP addressing.
d)
The computer is acting as a proxy server for clients on the same subnet.
62.
What is the defining quality of a public IP address?
a)
It is shared on the Internet.
b)
It is non-routable and cannot cause an IP conflict.
c)
It is self-assigned from a Dynamic Host Configuration Protocol (DHCP) server.
d)
It is known by all other clients in the network.
63.
What advantage does the IPv6 standard have over the Internet Protocol version 4 (IPv4) standard?
a)
It vastly increases the available pool of IP addresses.
b)
It enables greater data transmission speeds.
c)
It supports the IPsec security feature, which is unavailable in IPv4.
d)
It allows devices to self-assign an IP address from a server.
64.
What Windows feature allows a Dynamic Host Configuration Protocol (DHCP) client computer to configure itself automatically with an IP address in the range of 169.254.0.1 to 169.254.255.254 if no DHCP server is available?
a)
Automatic private IP addressing (APIPA)
b)
Static addressing
c)
Internet Protocol version 6 (IPv6)
d)
Classless inter-domain routing (CIDR)
65.
What term refers specifically to an IP address that has been manually configured on a device by a network technician?
a)
A static address
b)
A dynamic address
c)
A public address
d)
A network address
66.
IPv6 was developed because...
a)
it was the natural next step
b)
IPv4 addresses ran out
c)
IPv6 is faster
d)
IPv4 is no longer used
67.
How many bits are in an IPv4 address?
a)
32
b)
64
c)
128
d)
256
68.
Which characteristic of the network layer in the OSI model allows carrying packets for multiple types of communications among many hosts?
a)
the de-encapsulation of headers from lower layers
b)
the selection of paths for and direct packets toward the destination
c)
the ability to operate without regard to the data that is carried in each packet
d)
the ability to manage the data transport between processes running on hosts
69.
Which bit-sending technology is used for Ethernet cables?
a)
Electric voltage
b)
Alternating frequencies
c)
Beam of light
d)
Magic
70.
Which bit-sending technology is used for fiber optic cables?
a)
Electric voltage
b)
Alternating frequencies
c)
Beam of light
d)
Magic
71.
Internet Protocol:
a)
Breaks messages into packets and addresses them
b)
A DNS attack in which numerous pings are made to the same IP, causing it to crash
c)
Protocol used by the World Wide Web. It describes how messages are formatted and interchanged, and how web servers respond to commands.
d)
Provides reliable, ordered, and error-checked delivery of a stream of packets on the internet
72.
The world is currently in a transition to using IPv6, a newer version of the IP protocol that uses 128-bit addresses instead of 32-bit addresses used by IPv4. What is the main problem that IPv6 was created to solve?
a)
IPv6 will allow problems with IPv4's address hierarchy to be resolved
b)
32-bit addresses could not ensure that every internet-connected device can receive a unique IP address
c)
32-bit addresses could not accommodate the increased size and amount of data traveling on the Internet as it has grown in popularity
d)
IPv4 proved unreliable in some cases where network redundancy could not be ensured
73.
Andrew uses an application to track HOW LONG it takes a packet to travel from his computer to a Wikipedia server. Which of the following is he measuring?
a)
Bandwidth
b)
Latency
c)
Number of packets
d)
Router sp
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