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WorksheetsQuiz: Module 5 Networking
Total questions: 90
Worksheet time: 45mins
How does a hypervisor manage the CPU for virtual machines?
It does not interact with the CPU.
It replaces the CPU with a virtual one.
It creates new physical CPUs.
It divides the real CPU so multiple virtual machines can use it.
What is the unique code that switches use to send data to the right device?
IP address
URL
MAC address
SSID
What counting system do humans most commonly use?
Octal
Binary
Decimal
Hexadecimal
What can the hypervisor do if a virtual machine needs more memory?
It can assign more memory from the real computer to the virtual machine.
It can replace the virtual machine with a new one.
It can create new physical memory modules.
It can shut down the virtual machine.
What do you need to use the latest frequency bands like 6 GHz?
A higher internet speed plan from your ISP
A Wi-Fi extender
A router and devices that support the latest Wi-Fi standards
A wired Ethernet connection
Which type of hypervisor requires an existing operating system to run?
Type 1
Bare-metal
Hardware
Type 2
What unit is used to measure latency?
Gigabytes (GB)
Megabits per second (Mbps)
Milliseconds (ms)
Kilobytes (KB)
How many potential values can a single bit store?
2
1
8
256
What is the main function of a modem?
To connect different devices within a local network
To send out Wi-Fi signals
To filter out bad data from the internet
To translate signals from the ISP into a form your devices can understand
What is a virtual machine (VM)?
A type of storage device.
A physical computer that runs multiple operating systems.
A software application that manages computer hardware.
A guest operating system installed on a host computer using virtualization software.
What is a MAC address?
A logical address assigned by software
A unique hexadecimal number hardcoded in a device
A type of IP address with a port
An IPv6 address
What frequency bands are available if you are using Wi-Fi 6G or 6E?
2.4 GHz, 5 GHz, 6 GHz, and 7 GHz
2.4 GHz, 5 GHz, and 6 GHz
2.4 GHz, 5 GHz, 6 GHz, 7 GHz, and 8 GHz
2.4 GHz and 5 GHz
How many wires are inside an Ethernet cable?
10
6
4
8
Which port number is used for the Hypertext Transfer Protocol (HTTP)?
443
110
80
21
What does a cable tester do?
Pushes wires into a patch panel
Connects an RJ-45 cable to its clip
Checks if a cable is working
Finds where a network cable starts or ends
What is container virtualization?
A method to run multiple operating systems on one computer.
A method to increase physical memory.
A type of virtual machine that requires a full operating system for each app.
A lighter way to run many apps without them interfering with each other vaccinated people
What is a private cloud?
A cloud service model that provisions virtual machines and network infrastructure
A combination of public and private cloud models
A cloud environment shared among many unrelated organizations
A cloud environment set up just for authorized users within an organization
What is port forwarding?
A way to send network traffic to a new address
A technique to compress files
A method to store data on a server
A protocol for secure communication
What is the primary function of a wireless access point (AP)?
To store data for the network
To enable wireless devices to connect to the network
To provide power to network devices
To connect wired devices to the network
What happens when you connect your mobile device to Bluetooth earbuds?
You connect to the internet
You send an email
You create a personal area network (PAN)
You start a video call
Which computer component is not needed to share information on a network?
Network media
Network protocols
Network storage
Network interface
How do enterprise APs typically connect to the main network?
Using an Ethernet cable
Using Bluetooth
Using Wi-Fi signals
Using a USB cable
What is the purpose of a toner probe?
To push wires into a patch panel
To connect an RJ-45 cable to its clip
To check if a cable is working
To find where a network cable starts or ends
What is a guest operating system (OS)?
The main OS on a computer
The OS that runs inside a virtual environment
The OS that is used for gaming
The OS that manages hypervisors
What is required for a virtual platform?
A network connection, a router, and a switch.
A computer, a hypervisor, and guest operating systems.
A software application, a printer, and a scanner.
A physical server, a database, and a firewall.
What happens to Wi-Fi signal strength as you move farther from the router?
It increases
It fluctuates randomly
It decreases
It stays the same
What is a public cloud deployment?
A cloud environment set up just for authorized users within an organization
A cloud service model that provisions application and database services as a platform for development of apps
A cloud service model that provisions fully developed application services to users
A cloud environment shared among many unrelated organizations
What wireless technology requires less than 2 inches to connect?
Bluetooth
Satellite Communication
Wi-Fi
Near Field Communication (NFC)
Why is a Type 1 hypervisor also known as a bare-metal hypervisor?
Because it is more sensitive to interference
Because it only allows for one type of guest OS
Because it is exposed to more viruses
Because it runs directly on the computer hardware without needing an operating system
What is the role of a hypervisor in virtualization?
It manages the virtual machine environment and facilitates interaction with the host hardware and network.
It increases the computer's processing power.
It provides additional storage space for virtual machines.
It is a type of guest operating system.
What is one advantage of using virtual machines for training?
It allows students to practice using a live operating system without impacting the production environment.
It enables the computer to run faster.
It reduces the cost of physical hardware.
It allows the computer to connect to more networks.
Which port number is used for secure web communication?
110
25
443
80
Which 802.11 standard was the first to allow more than one frequency band?
802.11g
802.11b
802.11a
802.11n
What is the purpose of network protocols?
To create a common set of rules for network communication
To provide physical connections between computers
To determine where shared information will be stored
To set what wireless antennas will be used
How many sets of two hexadecimal numbers are in a MAC address?
5
6
4
8
Why do most Wi-Fi routers support multiple standards?
To improve the network speed for gaming
To ensure compatibility with both old and new devices
To increase the range of the wireless antenna
To reduce the router's power consumption
What is the primary purpose of the ASCII format?
To store large amounts of data
To represent characters such as letters, numbers, and symbols in binary
To facilitate communication between different computer systems
To encode images in binary
What is one advantage of using multiple guest OSs on a single physical computer?
They can perform different tasks independently
They can share the same virus protection
They require less memory
They are easier to install
How can virtualization stop viruses?
By upgrading the computer's hardware to make it immune to viruses.
By connecting multiple computers together to share antivirus software.
By allowing multiple users to access the same computer simultaneously.
By isolating the malware within a guest operating system, preventing it from infecting the host computer or network.
Which of the following is a characteristic of logical addresses?
They can be changed by software
They are hardcoded into the device
They are assigned by the device manufacturer
They are always 48 bits long
What does Unicode provide that ASCII does not?
Support for special characters
Support for emojis
Support for numbers
Support for only English characters
What is attenuation in the context of Wi-Fi signals?
The loss of signal strength as you move away from the router
The interference from other devices
The speed of data transmission
The increase in signal strength
What is a SOHO network?
A network that does not require a router
A network for large enterprises
A network that only uses wireless connections
A network for small offices or home offices
Why is a firewall important for a network connected to the internet?
It helps devices within a local network communicate
It translates signals from the ISP
It sends out Wi-Fi signals
It filters out bad data and protects the network
What property of radio waves is described as the height of peaks and the depth of troughs?
Modulation
Frequency
Amplitude
Phase
What is the smallest unit of measure for a computer?
Byte
Kilobyte
Bit
Megabyte
How do virtual servers make the network administrator's job easier?
They consolidate resources, making management simpler.
They move applications to containers.
They simplify the configuration to one operating system per computer.
They increase costs but simplify administration.
How many bits are in an IPv6 address?
32
256
128
64
What is a WLAN?
A type of internet service provider
A type of computer hardware
A type of wired network
A type of wireless network
How many bytes are in a kilobyte (KB)?
2048
1000
1024
512
Why is it useful to learn how to make Ethernet cables yourself?
It is cheaper than buying pre-made cables
It is required for all IT jobs
It is faster than buying pre-made cables
You can make cables of specific lengths
What is the benefit of virtualization if a host machine is damaged?
Virtual machines can be easily moved to another physical computer
The virtual machines will not be affected by the damage
The virtual machines will use less power
The damaged host machine will automatically repair itself
Which cloud service model allows you to use a program through your web browser over the Internet?
On-premises management
Infrastructure as a Service (IaaS)
Platform as a Service (PaaS)
Software as a Service (SaaS)
In computing, why is the hexadecimal system useful?
It is easier to understand than decimal.
It is the same as the binary system.
It uses fewer digits to represent binary numbers.
It is used to represent file permissions in Linux.
Who is responsible for overseeing a LAN?
Network Administrators
Modem Technicians
Internet Service Provider
Firewall Managers
What are the three types of cables that carry Internet data?
Fiber optic cable, USB cable, and twisted pair copper wire
Fiber optic cable, coaxial cable, and twisted pair copper wire
Fiber optic cable, coaxial cable, and HDMI cable
Coaxial cable, HDMI cable, and twisted pair copper wire
Which type of cable is most commonly used in wired networks?
Ethernet cable
Coaxial cable
USB cable
Fiber optic cable
What device is usually used to connect a LAN to a WAN?
Modem
Switch
Router
Hub
What numbering system uses the digits 0-7?
Binary
Octal
Decimal
Hexadecimal
What is a "ping" test used for?
Measuring Wi-Fi signal strength
Measuring latency
Measuring upload speed
Measuring download speed
Which cloud service model is best for businesses that want to save money and time by not handling physical servers themselves?
Infrastructure as a Service (IaaS)
Software as a Service (SaaS)
Platform as a Service (PaaS)
On-premises management
What is a VLAN?
A type of modem
A secure tunnel for data
A logical network segment within a larger network
A type of firewall
How many bits are in an IPv4 address?
128
16
32
64
What is the main difference between managed and unmanaged switches?
Managed switches are wireless, unmanaged switches are wired
Managed switches are cheaper than unmanaged switches
Managed switches can be configured, unmanaged switches cannot
Managed switches are used in homes, unmanaged switches are used in businesses
What is a network interface card (NIC)?
A device that connects a computer to a network
A type of network cable
A software program
A type of wireless signal
What feature allows switches to send electricity through Ethernet cables?
VLAN
PoE
ISP
WAN
What is the traditional way of setting up and running systems and software called?
On-premises management
Platform as a Service (PaaS)
Software as a Service (SaaS)
Cloud services
What format uses four sets of numbers with periods between them to represent an IP address?
Octal notation
Hexadecimal notation
Dotted decimal notation
Binary notation
What is an example of Software as a Service (SaaS)?
Gmail
Microsoft Azure
Amazon Web Services
SQL Server
What do you call a group of computer systems connected to share information?
A server
A network
A database
A protocol
Which of the following hexadecimal digits represents the decimal number 15?
A
9
10
F
What is a MAN?
A network that covers a whole country
A network that covers a neighborhood
A network that covers the whole world
A network that covers a city
What is a pre-shared key?
A password used to access a wireless network
A setting to prioritize network traffic
A type of combination cable lock
A setting to extend the range of the wireless signal
What is the base of the hexadecimal numbering system?
16
10
2
8
What device is commonly used to connect computers in a LAN?
Modem
Firewall
Switch
Router
What is the maximum number a single byte can hold?
1024
128
255
100
Besides a network administrator, how can IP addresses be assigned?
By the operating system
By the MAC address
By DHCP (Dynamic Host Configuration Protocol)
By the device manufacturer
Which of the following is an example of a network in daily life?
Walking in a park
Cooking dinner
Reading a book
Using a debit or credit card at a store
What is latency in the context of internet speed?
The delay that occurs when data packets travel over the internet
The strength of the Wi-Fi signal
The amount of data that can be transmitted in one second
The speed at which data is downloaded
What is the main reason for transitioning from IPv4 to IPv6?
IPv4 is not secure.
IPv4 cannot be used on wireless networks.
IPv4 is too slow.
IPv4 addresses are running out.
What is the current standard for WiFi encryption that is considered very secure?
WPA
WPA2
WPA3
WEP
What is the risk of having a WiFi network without encryption?
Unwanted people can access the network
It will be more expensive
It will be slower
It will have better signal strength
What is the primary purpose of a VPN for remote users?
To provide public access to private networks
To reduce hardware costs
To create a secure connection over the Internet for remote users
To increase internet speed
What device takes the signal from the modem and sends it to the switch?
Firewall
Hub
Router
ISP
What does LAN stand for?
Large Area Network
Local Area Network
Limited Area Network
Long Area Network
What is a hybrid cloud?
A cloud environment shared among many unrelated organizations
A cloud service model that provisions fully developed application services to users
A cloud environment set up just for authorized users within an organization
A combination of public and private cloud models
Which of the following best describes a Wide Area Network (WAN)?
A network that only connects personal devices like smartphones and tablets
A network that is limited to a single city
A network that spans a large geographical area, often connecting multiple smaller networks
A network that connects devices within a single building
What is a peer-to-peer relationship in networking?
Only one computer is powerful
It requires a central server
Both computers can request and provide resources
One computer requests and another responds
What is cloud virtualization?
Installing multiple operating systems on a single computer.
Making virtual copies of computer resources and putting them on rented server space.
Installing virtual computers on an Intranet.
Making virtual copies of computer resources and moving them to local servers.
What is the definition of network media?
The software that manages network connections
The pathways that connect computers together to share information
The hardware that connects computers to a network
The rules that govern data exchange over a network
