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WorksheetsNETWORKS
Total questions: 50
Worksheet time: 25mins
What is a server best described as?
A personal computer used only by one user
A device that stores and provides data to other devices on a network
A type of printer
A wireless router
Which of the following can be stored on a server?
Emails
Web pages
Documents
All of the above
What is meant by “data on a server”?
Data only stored on local devices
Data that is accessible by other devices on the network
Data that cannot be shared
Data stored on a USB drive
A server that hosts websites is typically part of which kind of network?
Personal network
Local area network (LAN)
Wide area network (WAN)
Storage area network (SAN)
Which of the following is NOT typically stored on a server?
Email accounts
Video games played offline on a single device
Web pages for a website
Shared document repositories
Which term best describes data sent over a network in small blocks?
File
Packet
Frame
Byte
A “web server” primarily serves requests for:
Emails
Files from a local hard drive
Web pages to clients
Printer queues
What is the purpose of a DNS server in a network?
To store large media files
To translate domain names to IP addresses
To route packets physically
To encrypt data
Which service is commonly used to store and access files over the internet?
Email server
File server
Print server
DHCP server
Streaming services primarily differ from traditional file downloads in that streaming:
Sends data as a continuous flow to be watched or listened to
Always requires a download before playback
Uses less bandwidth than downloads
Is only possible on wired networks
Which of the following is a typical use of a server in a school network?
Hosting a school website
Printing student assignments
Personal gaming on each device
All personal photo storage
Which statement is true about data on a server?
It can only be accessed by the server administrator
It can be accessed by multiple users over the network
It cannot be accessed remotely
It is always stored on physical paper backups
Data that is sent through a network is typically broken into:
Messages
Packets
Signals
Frames
Streaming data uses which type of connection commonly?
Wireless only
Wired only
Either wireless or wired
None of the above
What is bandwidth?
The maximum amount of data that can be transmitted in a given time
The physical size of a network cable
The distance between two routers
The number of devices on a network
Higher bandwidth generally results in:
Slower data transfer
Faster data transfer
More secure data
Less data capacity
What happens when there are too many devices connected to a network?
Bandwidth increases automatically
Network performance may degrade
All devices disconnect
Nothing changes
Which of the following is a wireless technology used for network connectivity?
Ethernet
Wi-Fi
USB
Bluetooth only
What is the main advantage of wireless networks?
Higher security
Greater mobility and convenience
No interference
Unlimited bandwidth
The internet is a global network of networks primarily using:
Printed mail
Packet-switched communications
Analog signals
Satellite-only links
Which device is used to join multiple devices to a network and route traffic?
Modem
Switch
Printer
Scanner
A router’s role is to:
Store files
Direct data packets between networks
Print documents
Encrypt emails
What is an “intranet”?
A public network only accessible outside the organization
A private network used within an organization
A satellite network
An external website
What is the primary benefit of using a server for sharing resources in a school?
Slower performance
Centralized storage and access
Increased personal device size
Decreased security
What might be a typical use of streaming in a school network?
Streaming video lectures
Printing exams
Email filtering
Web hosting only
What common factor affects streaming performance on a network?
The color of network cables
The bandwidth available and network congestion
The brand of devices
The age of the users
Data can be sent wirelessly using:
Ethernet only
Radio waves or Wi-Fi
USB cables only
None of the above
What is a “packet” in networking?
A complete file
A small unit of data transmitted over a network
A type of hardware
A software program
Which statement about encryption is true?
It makes data completely unhackable
It scrambles data to protect it in transit
It is only used for emails
It is not necessary for wireless networks
Which of the following can affect data transfer speed in a network?
Number of devices connected
Type of cables used
Interference in wireless channels
All of the above
What device helps connect multiple devices to a wireless network?
Modem
Access point
Printer
Scanner
What is the function of a firewall in a network?
To print documents
To protect against unauthorized access
To increase bandwidth
To store data locally
What is a common use of a “cloud storage” service?
Local printing
Storing files remotely and accessing them from any device
Gaming only
Scanning papers
Which is an example of streaming content?
Downloading a video file completely before watching
Watching a video while it is being downloaded
Saving a written essay to a server
Transferring a PDF as a single file
A “server farm” refers to:
A single home computer
A large group of servers working together
A farm where servers are grown
A type of database
Why might a school network use VPNs for remote access?
To make data slower
To enhance security and encrypt traffic
To restrict all access
To increase wireless interference
What is GPS used for in networking terms?
Positioning devices for location-aware services
Tracking network traffic speed
Encrypting packets
Hosting websites
What is the role of intranet in a school?
To share publicly accessible information with everyone
To share resources within the school securely
To connect to the internet exclusively
To store only emails
Which of the following is a potential risk of using a public Wi-Fi network?
Faster speeds
Data interception and eavesdropping
Better security
None of the above
What is “network overload”?
When the network has too much data being transmitted, reducing performance
When too many printers are connected
When there are more users than devices
When the network uses too little bandwidth
When creating a school network map, which is a useful first step?
List all devices and connections
Randomly place devices on the map
Ignore routers and switches
Only map servers
In a simple home network, which device is typically used to connect to the internet?
Printer
Modem/Router
Keyboard
Mouse
Which statement best describes the difference between data in packets vs. a whole file?
Packets are larger than files
A file is transferred as a collection of packets
Packets contain only text data
Packets do not require routing
What is a practical benefit of streaming over downloading for educational videos?
It requires no bandwidth
It allows immediate viewing as the video loads
It guarantees 100% perfect quality
It stores videos only after watching
What factor would most likely improve streaming quality in a classroom?
Increasing the number of devices but not the bandwidth
Upgrading to higher bandwidth and reducing interference
Using older network cables
Limiting devices to one per classroom
What is a “packet loss” and why is it a concern?
Packets arrive faster than expected; it speeds up the network
Packets are dropped or delayed; it degrades performance and causes gaps in data
Packets are encrypted; it improves security
Packets are replicated; it creates duplicates
If a school wants to share a large video library with students remotely, which service could help?
Local USB transfer only
Cloud storage with streaming access
Bluetooth file transfer
Physical mail of DVDs only
Which element is essential for a secure remote access solution in a school?
No authentication
Strong user authentication and encryption
Only password-based access without encryption
Public Wi-Fi only
What is the main purpose of an “unplugged activity” in a networking lesson?
To physically disconnect devices to simulate a network
To encourage students to forget about networks
To illustrate only theoretical concepts without practice
To test printers
Which question would help assess understanding of data transmission over a network?
Can data be transferred without any devices?
How can data be transferred securely and efficiently over a network?
Why is data transfer unnecessary in schools?
Is paper storage better than network storage?
