Lesson 1.3.1
1.3.1 Networks and topologies Quiz: OCR Computer Science, Unit 3
20 questions
In partnership with Revision Ninja
Lesson 1.3.1, Networks and topologies: 20 multiple choice questions for the OCR GCSE Computer Science (J277), Unit 3: Computer networks, connections and protocols, written with Revision Ninja.
Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.
The 20 questions
-
What defines a Local Area Network (LAN)?
- Satellite connection only
- Wireless connection only
- Small geographical area
- Global geographical area
-
Which description best fits a Wide Area Network (WAN)?
- Single room building
- Local printer setup
- Large geographical area
- Standalone home computer
-
Which hardware device allows wireless devices to connect to a LAN?
- Wireless access point
- Network interface card
- Coaxial cable
- Bridge device
-
Which device forwards data between different networks, such as a home network and the internet?
- Wireless access point
- Router
- Switch
- DNS server
-
What is the primary function of a Domain Name System (DNS)?
- Translating URLs to IPs
- Encrypting network traffic
- Assigning MAC addresses
- Routing packets locally
-
In a client-server network, what is the main role of the server?
- Provides network services
- Stores local backups
- Requests web pages
- Only sends emails
-
What is a defining characteristic of a peer-to-peer network?
- Single administrator account
- Dedicated backup hub
- Equal device roles
- Central file server
-
What hardware allows a computer to connect to a network?
- Network interface card
- Random access memory
- Solid state drive
- Central processing unit
-
Which network factor directly determines the maximum data transmission capacity available?
- Latency
- Topology
- Bandwidth
- Protocol
-
What causes slow Wi-Fi performance when many users stream video simultaneously?
- Static IP addresses
- Fixed topology
- Shared bandwidth
- Static routing
-
What is a major advantage of migrating files to cloud storage?
- Remote access
- Zero latency
- No internet needed
- Free hardware
-
What is a primary disadvantage of relying entirely on cloud storage?
- High local power
- Internet dependence
- Constant maintenance
- Short MAC addresses
-
What is an advantage of a star network topology?
- Infinite bandwidth
- Zero cabling cost
- No central switch
- Isolated cable failure
-
What is a key advantage of a full mesh network topology?
- Zero routing needed
- Built-in redundancy
- Single switch
- Lowest hardware cost
-
Which service translates a web address into a numerical IP address?
- DNS
- MAC
- TCP
- URL
-
In a web browsing request, which component acts as the client?
- Web server
- Web browser
- Switch
- DNS server
-
Why is a mesh network topology typically more expensive to install?
- Multiple connections required
- Uses one switch
- Requires no cables
- Single router only
-
In a star network topology, what represents a single point of failure?
- MAC address
- Client cable
- Ethernet frame
- Central switch
-
A company has offices in two countries connected by a network. Which type of network is this?
- LAN
- Peer-to-peer network
- Client-server network
- WAN
-
Which term best describes the internet as a collection of interconnected networks?
- Switch
- PAN
- LAN
- WAN
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