Asymmetric Key Cryptography – Full Details with Example
1. What is Asymmetric Key Cryptography? (Definition) Asymmetric Key Cryptography, also known as Public Key Cryptography, is an encryption method that uses two different keys — a public key for…
1. What is Asymmetric Key Cryptography? (Definition) Asymmetric Key Cryptography, also known as Public Key Cryptography, is an encryption method that uses two different keys — a public key for…
1. What is Symmetric Key Cryptography? (Definition) Symmetric Key Cryptography is a type of encryption where the same key is used for both encryption and decryption of data. Definition:Symmetric key…
1. What is CPU? (Definition) The Central Processing Unit (CPU) is often referred to as the “brain” of the computer. It is the main component responsible for executing instructions, processing…
1. Definition of Network Hub A network hub is a basic networking device that connects multiple computers or network devices in a local area network (LAN). It operates at the…
What is a Storage Device? Definition, Types, and Examples 1. Definition of Storage Device A storage device is a piece of hardware used to store digital data. It retains information…
1. Introduction Computer Networking refers to the interconnection of multiple computing devices that share resources and data using hardware and software. Networking can be local (LAN), metropolitan (MAN), wide-area (WAN),…
1. Introduction to SDLC Models An SDLC Model is a structured framework that defines the sequence, flow, and interaction between phases of software development in the Software Development Life Cycle…
1. Introduction The Software Development Life Cycle (SDLC) is a systematic process used by software engineers and development teams to design, develop, test, and maintain software systems. SDLC ensures the…
1. Introduction to Network Control Protocol (NCP) Network Control Protocol (NCP) is a set of protocols used in computer networks to establish and configure different network layer protocols in a…
What is IP? An IP (Internet Protocol) address is a unique numeric identifier assigned to each device connected to a network. It allows devices to communicate with each other and…
An IP Address (Internet Protocol Address) is a unique identifier assigned to each device connected to a computer network that uses the Internet Protocol for communication. It serves two main…
What are Integrity Constraints? Integrity constraints are rules enforced on database columns to ensure that the data remains accurate, valid, and consistent.They protect the database from corrupt or invalid data…
Aspect Primary Key Foreign Key Definition Uniquely identifies each record in a table. Creates a relationship between two tables. Uniqueness Must be unique for each record. Can have duplicate values.…
A Foreign Key is a very important concept in relational databases. It is used to create a relationship between two tables. What is a Foreign Key? A Foreign Key is…
A Primary Key is a fundamental concept in relational database management systems (RDBMS). It is used to uniquely identify each record (or row) in a database table. What is a…
Introduction In digital electronics, circuits are broadly classified into Combinational and Sequential circuits based on whether they have memory or not.Both types are essential but serve different purposes depending on…
Table of Contents 1. What is a Sequential Circuit? A Sequential Circuit is a type of digital circuit whose output depends on both the present input and the past history…
Table of Contents 1. What is a Combinational Circuit? A combinational circuit is a type of digital circuit where the output is determined only by the current input values.There is…
Point of Comparison Primary Memory Secondary Memory 1. Also Known As Main Memory or Internal Memory External Memory or Storage Memory 2. Volatility Volatile (except ROM) — data lost when…
1. Introduction to Secondary Memory Secondary Memory, also known as External Memory or Storage Memory, is the type of computer memory that stores data permanently. Unlike primary memory (RAM), secondary…