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WorksheetsNetworking Quiz Part1
Total questions: 95
Worksheet time: 54mins
What is the internet?
the type of physical media used by computers to access the World Wide Web
a network of networks
an application used to access the World Wide Web
a small isolated internal network of a company
What is an example of a binary value from everyday life?
room temperature
a simple light switch
speed of a traveling car
brightness of a light bulb
Which category of network components includes wires and cables used in a wired network?
media
devices
peripherals
hosts
What type of device is able to create physical movement?
actuator
sensor
RFID tag
console
What are three options for signal transmission on a network? (Choose three.)
radio waves
vibration pulses
sound waves
electrical pulses
light pulses
Who owns the internet?
Bill Gates
Cisco
the government
no one person or group
Which type of connected device is placed on objects to track and monitor them?
RFID tags
sensors
actuators
consoles
A byte consists of how many bits?
2
4
8
16
Which two numbers are possible values of a bit? (Choose two.)
0
1
2
8
16
What two radio frequency bands are used in home Wireless LANs? (Choose two.)
9 MHz
900 GHz
2.4 GHz
5 MHz
5 GHz
Which technology is used to uniquely identify a WLAN network?
WPA
SSID
MAC address table
WEP
What measurement is used to indicate thousands of bits per second?
Kbps
Mbps
Tbps
Gbps
What type of network must a home user access in order to do online shopping?
a SOHO network
the internet
a local area network
What term is used to describe connecting a mobile device to another mobile device or computer to share a network connection?
joining
syncing
pairing
thethering
In the context of mobile devices, what does the term tethering involve?
connecting a mobile device to another mobile device or computer to share a network connection
connecting a mobile device to a hands-free headset
connecting a mobile device to a 4G cellular network
connecting a mobile device to a USB port on a computer in order to charge the mobile device
Which feature is characteristic of MAC filtering in wireless networks?
It allows only authorized users to detect the network.
It restricts computer access to a wireless network.
It is configured on the computer rather than on the router.
It encrypts data that is transmitted on a wireless network.
A user is setting up a home wireless network. Which type of device must the user have in order to establish the wireless network and provide access to the internet for multiple home devices?
wireless router
hub
patch panel
switch
Which wireless RF band do IEEE 802.11b/g devices use?
60 GHz
5 GHz
900 MHz
2.4 GHz
Which items are collectively referred to as network media?
PCs and laptops
wires and radio waves
firewalls and servers
routers and switches
What information may be requested when pairing devices over Bluetooth?
a PIN
a username
the SSID
an IP address
A student purchased a new Wi-Fi-enabled tablet computer. What is required to connect this device to the internet?
a 3G or 4G network
a telephone company
a wireless LAN
a mobile phone service provider
Which technology allows a mobile device to establish wireless communication with another mobile device by touching them together?
Bluetooth
NFC
GPS
4G
Which technology will allow a mobile device to share an internet connection with other devices via tethering?
GPS
Bluetooth
near field communication
Wi-Fi
What are two methods typically used on a mobile device to provide internet connectivity? (Choose two.)
cellular
Bluetooth
Wi-Fi
NFC
GPS
Which wireless technology allows a customer to connect to a payment system with a smartphone?
NFC
Wi-Fi
GPS
Bluetooth
A salesperson is using a smartphone map application to locate a business. What wireless technology enables the smartphone to receive satellite geolocation information for the map application?
GPS
NFC
Wi-Fi
Bluetooth
What two pieces of information are required when manually connecting either an iOS device or an Android device to a secured wireless network? (Choose two.)
the IP address
the SSID
the username
the password
Which wireless technology can be used to connect wireless headphones to a computer?
NFC
Bluetooth
Wi-Fi
4G
Which type of wireless communication is based on 802.11 standards?
Wi-Fi
Cellular WAN
Bluetooth
Infrared
What wireless router configuration would stop outsiders from using your home network?
IP address
encryption
router location
network name
What type of device is commonly connected to the Ethernet switch ports on a home wireless router?
DSL modem
cable modem
wireless antenna
LAN device
Which type of network technology is used for low-speed communication between peripheral devices?
Bluetooth
Ethernet
802.11
channels
What can be used to allow visitor mobile devices to connect to a wireless network and restrict access of those devices to only the internet?
MAC address filtering
guest SSID
encryption
authentication
What purpose would a home user have for implementing Wi-Fi?
to hear various radio stations
to connect a keyboard to a PC
to connect wireless headphones to a mobile device
to create a wireless network usable by other devices
What is another term for the internet port of a wireless router?
WAN port
LAN port
local port
switch port
Which type of network cable consists of 4 pairs of twisted wires?
category 5e
coaxial
Ethernet over powerline
fiber optic
What is the default SSID Broadcast setting on a wireless router?
Enabled
Disabled
Auto
Off
Which is a characteristic of the network SSID?
It is case sensitive.
It contains exactly 16 characters.
It is encrypted by default.
It is only required for guest access.
What is the order of bandwidth measurement from smallest to largest?
Gbps, Tbps, Mbps, Kbps
Tbps, Mbps, Kbps, Gbps
Kbps, Mbps, Gbps, Tbps
Kbps, Tbps, Mbps, Gbps
Which is a characteristic of the Internet?
It is not centrally governed.
It is localized to specific geographic locations.
It is operated by the US government.
It supports only wired network connections.
How many unique values are possible using a single binary digit?
2
1
8
4
9
What allows digital devices to interconnect and transmit data?
a sensor
a smart phone
a network
a global positioning sensor
What data representation is used when a computer or network device is processing data?
binary
text
readable
inferred
hich two devices are considered end devices? (Choose two.)
laptop
switch
printer
router
hub
Which three devices are considered intermediate devices in a network? (Choose three.)
network printer
wireless access point
workstation
switch
router
What are two types of wired high-speed Internet connections? (Choose two.)
dial-up
DSL
cellular
satellite
cable
A consumer places a smartphone close to a pay terminal at a store and the shopping charge is successfully paid. Which type of wireless technology was used?
NFC
3G
Bluetooth
Wi-Fi
Which two methods are used to directly connect mobile devices such as tablets and smartphones to a data network? (Choose two.)
Bluetooth
cellular communications
wired Ethernet
Wi-Fi
WiMax
What is the purpose of the OSI physical layer?
controlling access to media
transmitting bits across the local media
performing error detection on received frames
exchanging frames between nodes over physical network media
Which statement is correct about network protocols?
Network protocols define the type of hardware that is used and how it is mounted in racks.
They define how messages are exchanged between the source and the destination.
They all function in the network access layer of TCP/IP.
They are only required for exchange of messages between devices on remote networks.
Which three acronyms/initialisms represent standards organizations? (Choose three.)
IANA
TCP/IP
IEEE
IETF
OSI
What networking term describes a particular set of rules at one layer that govern communication at that layer?
duplex
encapsulation
error checking
protocol
Which layer of the OSI model defines services to segment and reassemble data for individual communications between end devices?
application
presentation
session
transport
network
What is the purpose of protocols in data communications?
specifying the bandwidth of the channel or medium for each type of communication
specifying the device operating systems that will support the communication
providing the rules required for a specific type of communication to occur
dictating the content of the message sent during communication
Which term refers to the set of rules that define how a network operates?
standard
protocol
model
domain
Which three layers of the OSI model make up the application layer of the TCP/IP model? (Choose three.)
application
presentation
transport
session
network
Which organization publishes and manages the Request for Comments (RFC) documents?
IEEE
ISO
IETF
TIA/EIA
Which two OSI model layers have the same functionality as a single layer of the TCP/IP model? (Choose two.)
data link
network
physical
session
transport
A network technician is extending the network from the main office building over several hundred meters to a new security station. The security station needs a high speed connection to support video surveillance of the main building. What type of cable is best suited to connect the security station to the rest of the main office network?
coax
fiber optic
shielded twisted pair
unshielded twisted pair
What are two common media used in networks? (Choose two.)
copper
water
nylon
fiber
wood
Which type of network cable is commonly used to connect office computers to the local network?
coaxial cable
twisted-pair cable
glass fiber-optic cable
plastic fiber-optic cable
Which three factors should be considered when choosing the appropriate network media? (Choose three.)
the speed of the CPU and amount of memory in servers
the environment in which the media is installed
the data security and fault tolerance requirement
the amount of data and the data transfer rate desired
the distance between hosts that the media will connect
What makes fiber preferable to copper cabling for interconnecting buildings? (Choose three.)
greater distances per cable run
lower installation cost
limited susceptibility to EMI/RFI
durable connections
greater bandwidth potential
Which type of network media carries data encoded into electrical impulses?
copper cable
wireless media
fiber-optic cable
cellular communication media
Which two types of network media carries data encoded into electrical impulses? (Choose two.)
coaxial cable
wireless media
twisted-pair cable
glass fiber-optic cable
Which type of network media carries data encoded into impulses of light?
coaxial cable
wireless media
fiber-optic cable
twisted-pair cable
A network administrator in a small office is upgrading the local network within the building. New network cables are needed to connect office computers and networking devices. Which network media should the administrator use?
coaxial cable
wireless solution
fiber-optic cable
twisted-pair cable
What is the purpose of using twisted pairs of wires in an Ethernet cable?
to reduce interference
to provide higher bandwidth
to identify paths of data flow
to ensure that the transmission of electrical signals is extended over a longer distance
What will a Layer 2 switch do when the destination MAC address of a received frame is not in the MAC table?
It initiates an ARP request.
It broadcasts the frame out of all ports on the switch.
It notifies the sending host that the frame cannot be delivered.
It forwards the frame out of all ports except for the port at which the frame was received.
Which network device has the primary function to send data to a specific destination based on the information found in the MAC address table?
hub
router
switch
modem
What addressing information is recorded by a switch to build its MAC address table?
the destination Layer 3 address of incoming packets
the destination Layer 2 address of outgoing frames
the source Layer 3 address of outgoing packets
the source Layer 2 address of incoming frames
What is the purpose of the FCS field in a frame?
to obtain the MAC address of the sending node
to verify the logical address of the sending node
to compute the CRC header for the data field
to determine if errors occurred in the transmission and reception
What is one function of a Layer 2 switch?
forwards data based on logical addressing
duplicates the electrical signal of each frame to every port
learns the port assigned to a host by examining the destination MAC address
determines which interface is used to forward a frame based on the destination MAC address
Which information does a switch use to keep the MAC address table information current?
the destination MAC address and the incoming port
the destination MAC address and the outgoing port
the source and destination MAC addresses and the incoming port
the source and destination MAC addresses and the outgoing port
the source MAC address and the incoming port
What process is used to place one message inside another message for transfer from the source to the destination?
access control
decoding
encapsulation
flow control
the source MAC address and the incoming port
Which three fields are found in an 802.3 Ethernet frame? (Choose three.)
source physical address
source logical address
media type identifier
frame check sequence
destination physical address
What will a host on an Ethernet network do if it receives a frame with a unicast destination MAC address that does not match its own MAC address?
It will discard the frame.
It will forward the frame to the next host.
It will remove the frame from the media.
It will strip off the data-link frame to check the destination IP address.
Which statement is correct about Ethernet switch frame forwarding decisions?
Frame forwarding decisions are based on MAC address and port mappings in the MAC Address table.
Frames addressed to unknown MAC addresses are dropped.
Switches build up their MAC Address tables based on the destination MAC address of incoming frames.
Unicast frames are always forwarded regardless of the destination MAC address.
What criterion must be followed in the design of an IPv4 addressing scheme for end devices?
Each IP address must match the address that is assigned to the host by DNS.
Each IP address must be unique within the local network.
Each IP address needs to be compatible with the MAC address.
Each local host should be assigned an IP address with a unique network component.
How many octets exist in an IPv4 address?
4
8
16
32
Which two parts are components of an IPv4 address? (Choose two.)
subnet portion
network portion
logical portion
host portion
physical portion
What is the purpose of the subnet mask in conjunction with an IP address?
to uniquely identify a host on a network
to identify whether the address is public or private
to determine the subnet to which the host belongs
to mask the IP address to outsiders
A technician is setting up equipment on a network. Which three devices will need IP addresses?
(Choose three.)
a printer with an integrated NIC
a web camera that is attached directly to a host
a server with two NICs
an IP phone
a wireless mouse
Which statement describes the relationship of a physical network and logical IPv4 addressed networks?
A local physical network supports one IPv4 logical network.
A physical network can connect multiple devices of different IPv4 logical networks.
All devices connected to a physical network need to belong to the same IPv4 logical network.
End devices on different IPv4 logical networks can communicate with each other if they all connect to the same switch.
How large are IPv4 addresses?
8 bits
16 bits
32 bits
64 bits
What is the network number for an IPv4 address 172.16.34.10 with the subnet mask of 255.255.255.0?
10
34.10
172.16.0.0
172.16.34.0
What are two features of IPv4 addresses? (Choose two.)
An IPv4 address contains 8 octets.
IPv4 is a logical addressing scheme.
An IPv4 addressing scheme is hierarchical.
IPv4 addresses are only used for communications on the internet.
An IPv4 address is bound to a network interface card to make it unique.
Consider the group of five IPv4 addresses each with the subnet mask of 255.255.255.0. Which two IPv4 addresses belong to the same local network? (Choose two.)
192.168.10.2
193.168.10.16
192.168.10.56
192.167.10.74
The IT group needs to design and deploy IPv4 network connectivity in a new high school computer lab. The network design requires multiple logical networks be deployed on one physical network. Which technology is required to enable computers on different logical networks to communicate with each other?
routing
hosting
mapping
switching
