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Networking & Internet Quiz
Networking & Internet · Expert
20 questions · Unlimited attempts · Free online practice
Networking and the Internet have transformed the way people communicate, work, learn, and share information. From sending emails and streaming videos to cloud computing and artific...
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All 20 questions in this Networking & Internet quiz
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What is the maximum number of IP addresses in IPv4?
- A. 1 Trillion
- B. 4.3 Billion
- C. Unlimited
- D. 65536
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What is 'PoE' (Power over Ethernet)?
- A. A way to use a power outlet as an internet connection
- B. A technology that carries both data and electrical power over a single Ethernet cable
- C. A high-speed wireless charging standard
- D. A protocol for managing electric car charging stations
-
Which protocol is used by a router to automatically assign IP addresses to devices when they connect to a network?
- A. DNS
- B. DHCP
- C. SMTP
- D. ICMP
-
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
-
What is the purpose of 'Traceroute'?
- A. To download a copy of a website's code
- B. To display the path and measure transit delays of packets across an Internet Protocol (IP) network
- C. To find the physical address of a server
- D. To encrypt a local Wi-Fi connection
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What is the 'Three-Way Handshake' in the context of the TCP protocol?
- A. A security check for physical hardware
- B. The process used to establish a reliable connection (SYN, SYN-ACK, ACK)
- C. A method for compressing large files
- D. A way to connect three different routers together
-
Which protocol secures web traffic?
- A. UDP
- B. SMTP
- C. SSL/TLS
- D. FTP
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What is a 'Default Gateway'?
- A. The first page you see when you open a browser
- B. The IP address of the router that connects a local network to the rest of the internet
- C. A security system that blocks all traffic by default
- D. The physical entrance to a data center
-
Which protocol is used for email?
- A. SMTP
- B. TCP
- C. HTTP
- D. FTP
-
Which of these is the default port used for unsecured web traffic (HTTP)?
- A. Port 21
- B. Port 80
- C. Port 443
- D. Port 25
-
What does 'IoT' stand for, and what does it refer to?
- A. Internet of Tools; specialized software for developers
- B. Internet of Things; a network of physical objects embedded with sensors and connectivity
- C. Internal Office Technology; systems used only within a company
- D. Interconnected Online Tasks; a way to manage schedules
-
Which of these protocols is used to retrieve emails from a server and typically synchronizes them across multiple devices?
- A. SMTP
- B. POP3
- C. IMAP
- D. HTTP
-
In a URL like 'https://www.example.com/index.html', what is the 'Top-Level Domain' (TLD)?
- A. https
- B. www
- C. example
- D. .com
-
Which technology is used to make telephone calls over the internet?
- A. VPN
- B. VoIP
- C. DNS
- D. HTML
-
What symbol is used in email?
- A. %
- B. %
- C. @
- D. #
-
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
-
What does 'BGP' stand for, and why is it called the 'routing protocol of the internet'?
- A. Binary Gateway Protocol; it manages binary data
- B. Border Gateway Protocol; it manages how data travels between different autonomous systems
- C. Basic Global Protocol; it is the simplest protocol available
- D. Board Governance Protocol; it manages tech company boards
-
What does DNS do?
- A. Encrypts data
- B. Stores files
- C. Sends emails
- D. Resolves domain names
-
Which protocol is used to send emails?
- A. FTP
- B. SMTP
- C. HTTP
- D. POP3
-
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)