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Networking & Internet Quiz

Networking & Internet · Hard

20 questions · Unlimited attempts · Free online practice

Networking connects computers and devices to enable communication and data sharing. The internet - a global network of networks - has become the backbone of modern life, supporting...

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All 20 questions in this Networking & Internet quiz
  1. What is latency?

    • A. Speed
    • B. Bandwidth
    • C. Delay
    • D. Packet loss
  2. What does 'ICMP' stand for?

    • A. Internet Control Message Protocol
    • B. Integrated Circuit Main Port
    • C. Internal Computer Management Path
    • D. Internet Connection Mode Process
  3. Which technology is used to make telephone calls over the internet?

    • A. VPN
    • B. VoIP
    • C. DNS
    • D. HTML
  4. What is the name of the first web browser?

    • A. Internet Explorer
    • B. WorldWideWeb
    • C. Netscape
    • D. Mosaic
  5. What does 'MQTT' stand for?

    • A. Main Queue Tracking Tag
    • B. Message Queuing Telemetry Transport
    • C. Multiple Query Tech Tool
    • D. Mobile Quick Transfer Task
  6. In an IPv4 network, which address is used to send data to all devices on a specific local network simultaneously?

    • A. Loopback Address
    • B. Broadcast Address
    • C. Multicast Address
    • D. Gateway Address
  7. What is 'SD-WAN' (Software-Defined Wide Area Network)?

    • A. A type of cable used for underwater internet
    • B. A technology that uses software to manage and optimize the performance of a wide area network
    • C. A social network for IT professionals
    • D. A method for building computers using software
  8. Which protocol is used to send emails?

    • A. FTP
    • B. SMTP
    • C. HTTP
    • D. POP3
  9. What does 'CDN' stand for?

    • A. Central Data Node
    • B. Content Delivery Network
    • C. Core Digital Node
    • D. Common Device Network
  10. What is 'Anycast' routing?

    • A. A method where data is sent to every device in the world
    • B. A routing method where a single IP address is shared by multiple servers in different locations, and data is sent to the 'nearest' one
    • C. A way to stream video to a TV using a phone
    • D. A protocol for emergency broadcasts
  11. What does 'TTL' (Time to Live) in an IP packet header represent?

    • A. The number of seconds a packet will last before it expires
    • B. The number of router 'hops' a packet is allowed to make before being discarded
    • C. The date and time the packet was created
    • D. The maximum speed at which the packet can travel
  12. Which organization is responsible for coordinating the internet's unique identifiers, including IP addresses and domain name system (DNS) management?

    • A. IEEE
    • B. ICANN
    • C. W3C
    • D. IETF
  13. In an IPv4 address like 192.168.1.1, what is the purpose of the 'Subnet Mask'?

    • A. To hide the IP address from hackers
    • B. To distinguish which part of the IP address represents the network and which part represents the host
    • C. To increase the speed of the connection
    • D. To encrypt the data packets
  14. Which of these is a 'Class A' private IP address range?

    • A. 192.168.0.0 - 192.168.255.255
    • B. 172.16.0.0 - 172.31.255.255
    • C. 10.0.0.0 - 10.255.255.255
    • D. 169.254.0.0 - 169.254.255.255
  15. Which protocol, developed by Google, is designed to reduce web page load times by using a multiplexed transport over UDP?

    • A. HTTP/1.1
    • B. QUIC
    • C. FTP
    • D. Telnet
  16. At which layer of the OSI model does a traditional network switch operate?

    • A. Layer 1 (Physical)
    • B. Layer 2 (Data Link)
    • C. Layer 3 (Network)
    • D. Layer 4 (Transport)
  17. Which port is used by DNS?

    • A. 21
    • B. 443
    • C. 80
    • D. 53
  18. Which attack overloads a server?

    • A. DDoS
    • B. Phishing
    • C. Spoofing
    • D. SQL Injection
  19. What is the standard port for HTTP?

    • A. 8080
    • B. 21
    • C. 80
    • D. 443
  20. What does 'DNS' stand for?

    • A. Domain Name System
    • B. Digital Network System
    • C. Direct Network Signal
    • D. Data Node Service