WorksheetsConnectivity
Total questions: 20
Worksheet time: 10mins
Which acronym correctly expands to describe the web you browse?
Wide World Web
World Wide Web
Web World Wide
Worldwide Webbing
Which statement best describes who owns the internet?
Each country’s government
Your local internet provider
No one; it is a network of networks
A single global company
Which is a likely effect when your internet speed is slow?
Online games have zero lag
Downloads finish faster
Videos buffer frequently
Pages load instantly
Which factor can affect your internet speed at home?
Time zone name
Number of connected devices
Wallpaper color
Keyboard layout
Which example is a company that provides internet service?
A local ISP
A school textbook
A movie studio
A shoe retailer
Which option best describes the internet?
A single web page
A global network of networks
Only the World Wide Web
A private company’s server
Which statement best describes bandwidth in computer networks?
The maximum data rate a link can carry
The total storage capacity of a hard drive
The number of devices connected to a router
The physical length of a network cable
In the diagram titled “The history of connectivity,” what year was the first 2,500‑mile transatlantic cable completed?
1858, after many difficulties
1868, after several trials
1878, during calm weather
1848, with no breakages
Looking at the world map of undersea internet cables, which oceans show dense cable routes connecting continents?
Southern and Pacific Oceans
Arctic and Southern Oceans
Pacific and Atlantic Oceans
Indian and Arctic Oceans
What does bandwidth describe in computer networks?
The amount of data carried at one time
The number of devices connected to Wi‑Fi
The physical length of network cables
The temperature of the router during use
Connection speed is commonly measured in Mbps. What does Mbps stand for?
Megabits per second
Mega-bytes per software
Microbits per service
Mega-bundles per session
On many home internet plans, why is download speed often higher than upload speed?
Upload is banned by most providers
Routers cannot send data back to servers
Networks prioritise streaming and browsing traffic
Download uses stronger cables than upload
Which statement best defines broadband for home internet?
A low-speed dial-up phone connection
A high-speed internet connection replacing dial-up
A local network cable inside a computer
A satellite TV service with channels
Modern fibre optic cables can contain up to how many individual fibres in a single cable?
Up to one thousand fibres per cable
Around one hundred fibres per cable
Nearly ten thousand fibres per cable
About ten fibres per cable
How many bits are in one byte?
Four bits in one byte
Six bits in one byte
Eight bits in one byte
Ten bits in one byte
Approximately how long would a 1 Megabyte file take to download on an 8 Mbps connection? Assume 8 bits per byte.
About four seconds to download
About half a second to download
About eight seconds to download
About one second to download
Which statement best describes a limitation of Wi‑Fi shown in the slide?
Signals can be blocked by walls and furniture
It always transfers data faster than Ethernet
You must be physically wired to the router
Wi‑Fi has no security risks at all
Which cabling type is most resistant to electromagnetic interference from power lines or weather?
Fiber optic uses light and is immune to EMI
Twisted pair Ethernet resists interference easily
Coaxial cable shielding blocks most interference
All wired media equally resist interference
A gamer wants low-latency, plug-and-play cables for home networking under 100 meters. Which option fits best?
Fiber optic offers symmetrical ultra-fast speeds
Twisted pair Ethernet gives low latency and easy install
Coaxial is widely available and very durable
Satellite provides long-distance and shared bandwidth
The image shows a loading symbol. What is buffering in streaming?
Compressing the whole file to make it smaller
Storing some data temporarily before playback
Saving the entire video permanently to disk
Sending data from your computer to the server
