Networking Fundamentals MCQs with Answers and Explanations
Practice Networking Fundamentals MCQs. from IT & Network Operations subject. with solved answers and explanations. updated syllabus-based questions.
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Question 1: Which layer of the OSI model is responsible for end-to-end communication and error recovery (e.g., TCP)?
The Transport Layer (Layer 4) manages data flow control, segmentation, and error correction between hosts.
Question 2: What is the standard speed of a "Fast Ethernet" connection?
Fast Ethernet is a term for Ethernet that carries data at a rate of 100 Mbps (Megabits per second).
Question 3: Which of the following is used to uniquely identify a hardware device on a network?
A MAC (Media Access Control) address is a permanent, unique identifier assigned to a Network Interface Controller (NIC).
Question 4: Which cloud service model provides virtualized computing resources over the internet, such as virtual machines and storage?
IaaS provides the fundamental building blocks of cloud IT, including servers, storage, and networking, on a pay-as-you-go basis.
Question 5: Which protocol is used to transfer files between a client and a server on a network?
FTP (File Transfer Protocol) is the standard network protocol used for the transfer of computer files between a client and server.
Question 6: Which protocol is used to translate a human-readable domain name (like google.com) into an IP address?
DNS (Domain Name System) acts like a phonebook for the internet, mapping names to IP addresses.
Question 7: In networking, what is the function of a 'Default Gateway'?
A default gateway is the node (usually a router) that a computer uses to communicate with devices outside its local network.
Question 8: Which protocol is primarily used to automatically assign IP addresses to devices on a local office network?
DHCP (Dynamic Host Configuration Protocol) automates the process of configuring IP addresses, subnet masks, and default gateways for devices on a network.
Question 9: In a Windows environment, which command is used to display the current TCP/IP network configuration values?
The 'ipconfig' command in Windows displays all current TCP/IP network configuration values and refreshes DHCP and DNS settings.
Question 10: What is the function of DHCP in an office network?
DHCP automatically assigns IP addresses and network configuration settings to devices.
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