What is the role of “NAT” in networking? a) Translates private IP addresses to public IP addresses b) Encrypts data on a network c) Monitors network performance d) Manages user accounts on a network Answer: a) Translates private IP addresses to public IP addresses Explanation: NAT (Network Address Translation) is a technology that translates private […]
What is the role of “NAT” in networking? Read More »
What is “network latency”? a) The delay between data transmission and its receipt b) The speed of a network connection c) The amount of data transferred in a network d) The number of devices connected to a network Answer: a) The delay between data transmission and its receipt Explanation: Network latency refers to the delay
What is “network latency”? Read More »
What is a “gateway” in networking? a) A device that connects two different networks b) A type of firewall c) A tool for encrypting data d) A device for storing network configurations Answer: a) A device that connects two different networks Explanation: A gateway is a network device that connects two different networks, such as
What is a “gateway” in networking? Read More »
What is “bandwidth throttling”? a) The intentional slowing down of internet speeds by an ISP b) A method for increasing internet speeds c) A tool for encrypting network traffic d) A technique for compressing data Answer: a) The intentional slowing down of internet speeds by an ISP Explanation: Bandwidth throttling occurs when an internet service
What is “bandwidth throttling”? Read More »
What is “ethernet”? a) A wired networking technology b) A wireless networking technology c) A type of computer virus d) A programming language for networks Answer: a) A wired networking technology Explanation: Ethernet is a widely used wired networking technology that connects devices within a local area network (LAN). It enables devices such as computers,
What is “ethernet”? Read More »
What is “ping” used for in networking? a) To test the connectivity between two devices b) To encrypt data packets c) To store network configurations d) To assign IP addresses Answer: a) To test the connectivity between two devices Explanation: Ping is a network utility used to test the connectivity between two devices on a
What is “ping” used for in networking? Read More »
What is the function of a “MAC address”? a) A unique identifier assigned to a network interface b) A number used to encrypt data c) A device that connects to the internet d) A security protocol for networks Answer: a) A unique identifier assigned to a network interface Explanation: A MAC (Media Access Control) address
What is the function of a “MAC address”? Read More »
What is “DNS” and what does it do? a) Translates domain names into IP addresses b) Encrypts data during transmission c) Connects computers to the internet d) Manages data storage on a network Answer: a) Translates domain names into IP addresses Explanation: DNS (Domain Name System) is a system that translates human-readable domain names, such
What is “DNS” and what does it do? Read More »
What is the difference between “IPv4” and “IPv6”? a) IPv6 uses a larger address space than IPv4 b) IPv4 is faster than IPv6 c) IPv6 is used only in private networks d) IPv4 is for wireless networks, and IPv6 is for wired networks Answer: a) IPv6 uses a larger address space than IPv4 Explanation: The
What is the difference between “IPv4” and “IPv6”? Read More »
What is a “switch” in networking? a) A device that connects multiple devices on a local network b) A device for connecting to the internet c) A tool for encrypting data d) A hardware component for power supply Answer: a) A device that connects multiple devices on a local network Explanation: A network switch is
What is a “switch” in networking? Read More »
What is the “TCP/IP” protocol used for? a) Controlling how data is transmitted over the internet b) Storing data c) Encrypting data on a network d) Providing network security Answer: a) Controlling how data is transmitted over the internet Explanation: TCP/IP (Transmission Control Protocol/Internet Protocol) is the fundamental protocol that governs how data is transmitted
What is the “TCP/IP” protocol used for? Read More »
What does “ISP” stand for? a) Internet Service Provider b) Internal Software Platform c) International Security Protocol d) Input Signal Processor Answer: a) Internet Service Provider Explanation: An ISP, or Internet Service Provider, is a company that provides access to the internet for individuals and businesses. ISPs offer services such as broadband, fiber, and satellite
What does “ISP” stand for? Read More »
What is “Wi-Fi”? a) A wireless technology that allows devices to connect to the internet b) A type of wired connection c) A type of network encryption d) A hardware device for network security Answer: a) A wireless technology that allows devices to connect to the internet Explanation: Wi-Fi is a wireless technology that allows
What is the purpose of an “IP address”? a) To uniquely identify a device on a network b) To store files c) To encrypt data d) To provide power to network devices Answer: a) To uniquely identify a device on a network Explanation: An IP (Internet Protocol) address is a unique identifier assigned to each
What is the purpose of an “IP address”? Read More »
What is “bandwidth” in a network? a) The maximum data transfer rate of a network b) The physical size of a network cable c) The number of devices connected to a network d) The speed at which a computer processes data Answer: a) The maximum data transfer rate of a network Explanation: Bandwidth refers to
What is “bandwidth” in a network? Read More »
What is a “modem”? a) A device that converts digital signals into analog signals and vice versa b) A data storage device c) A hardware component for encryption d) A device used for printing documents Answer: a) A device that converts digital signals into analog signals and vice versa Explanation: A modem (modulator-demodulator) is a
What is a “modem”? Read More »
What is a “router” used for in networking? a) Directing data between different networks b) Storing data c) Encoding data for security d) Printing documents Answer: a) Directing data between different networks Explanation: A router is a networking device that forwards data packets between different networks, ensuring that the data reaches its intended destination. It
What is a “router” used for in networking? Read More »
What does “LAN” stand for? a) Local Area Network b) Large Area Network c) Long Access Network d) Local Access Node Answer: a) Local Area Network Explanation: A Local Area Network (LAN) is a computer network that covers a small geographical area, such as a home, office, or school. It enables devices within the same
What does “LAN” stand for? Read More »
What is the “internet”? a) A global system of interconnected computer networks b) A single local network c) A type of computer program d) A hardware component Answer: a) A global system of interconnected computer networks Explanation: The internet is a global network of interconnected computer networks that use standardized communication protocols, such as TCP/IP,
What is the “internet”? Read More »
What is a “network” in computing? a) A group of interconnected computers b) A single computer system c) A storage device d) A programming language Answer: a) A group of interconnected computers Explanation: A computer network refers to a group of interconnected computers that can share resources such as data, files, and hardware devices like
What is a “network” in computing? Read More »
What is a balanced binary search tree? a) A binary search tree where the height of the left and right subtrees differ by no more than one b) A tree where all leaves are at the same level c) A binary tree with equal numbers of left and right children d) A tree where all
What is a balanced binary search tree? Read More »
Which algorithm is used to detect a negative cycle in a graph? a) Bellman-Ford Algorithm b) Dijkstra’s Algorithm c) Floyd-Warshall Algorithm d) Prim’s Algorithm Answer: a) Bellman-Ford Algorithm Explanation: The Bellman-Ford algorithm is used to detect negative weight cycles in a graph. By running the algorithm for one additional iteration beyond the number of vertices,
Which algorithm is used to detect a negative cycle in a graph? Read More »
What is the main advantage of a doubly linked list over a singly linked list? a) Allows for traversal in both directions b) Uses less memory c) Easier to implement d) Supports faster sorting Answer: a) Allows for traversal in both directions Explanation: The main advantage of a doubly linked list over a singly linked
What is the main advantage of a doubly linked list over a singly linked list? Read More »
What is the in-order traversal of a binary search tree (BST)? a) Left, Root, Right b) Root, Left, Right c) Right, Left, Root d) Left, Right, Root Answer: a) Left, Root, Right Explanation: In-order traversal of a binary search tree (BST) visits nodes in the following order: left subtree, root, and then right subtree. This
What is the in-order traversal of a binary search tree (BST)? Read More »
What is the space complexity of Merge Sort? a) O(1) b) O(log n) c) O(n) d) O(n log n) Answer: c) O(n) Explanation: The space complexity of Merge Sort is O(n) because it requires additional space for the temporary arrays used to merge the sorted subarrays. During the merging process, the algorithm creates a new
What is the space complexity of Merge Sort? Read More »