Explanation

• TCP/IP is used in LAN (Local Area Network) for communication between devices.
• It is a set of networking protocols.
• It allows data transfer between computers in a network.
• It supports addressing and routing of data packets.
• It is the foundation of modern internet and LAN communication.

Last verified on 07-06-2026

Explanation

• Presentation layer is responsible for encryption and decryption in the OSI model.
• It ensures data is converted into a secure and usable format.
• It handles data translation, compression, and encryption.

Last verified on 08-06-2026

Explanation

• Stack is used for recursion.
• Because it stores function calls in LIFO order during execution.
• Recursion works by repeatedly calling the same function.
• Each call is stored in memory until it completes execution.

Last verified on 08-06-2026

Explanation

Linear Search works in a sequential manner:

• Average case: O(N/2) → O(N)
• Best case: O(1) (first element found)
• Worst case: O(N) (last element or not found)

Last verified on 08-06-2026

Explanation

• Object-Oriented Programming (OOP) is based on objects and classes.
• Objects contain data (attributes) and methods (functions).
• Classes act as blueprints for creating objects.
• Supports key concepts: Encapsulation, Inheritance, Polymorphism.

Last verified on 08-06-2026

Explanation

• FILO (First In Last Out) means the first inserted item is removed last.
• This behavior matches a Stack data structure.
• Stack works on push and pop operations.
• It is used in function calls and undo operations.
• Elements are accessed only from the top.

Additional information:

• Stack — FILO / LIFO
• Queue — FIFO

Last verified on 07-02-2026

Explanation

• Creeper virus Initial release date: 1971
• Creeper virus developer: Ray Tomlinson
• Creeper virus was created in 1971 by Bob Thomas.
• Creeper virus Operating system(s) affected: TENEX
• Creeper was the first computer worm.

Additional information:

• Reaper was the first antivirus software.

Last verified on 07-06-2026

Explanation

• Google Workplace is a cloud-based productivity and collaboration suite.
• It allows users to create, share, and manage work online.
• It includes tools like Gmail, Docs, Drive, Sheets, and Meet.
• It supports real-time collaboration from anywhere.

Last verified on 04-06-2026

Explanation

Explanation

• Sound files are used to store audio data in computers.
• Different formats exist like WAV, MP3, MIDI, etc.
• WAV is a standard uncompressed audio file format.
• It provides high-quality sound but larger file size.
• Commonly used in recording and editing audio.

Last verified on 29-05-2026