IT Blog Posts - Software, Hardware, Security, Networking, etc.

Basic Concept of Memory Management - CPU, MMU & TLB :

Memory Management is the functionality of an operating system that handles or manages the primary memory and disk during execution. Main memory is also known as RAM.

CPU - Threads & Processes, Explain Similarities & Differences :

A thread is a single sequence stream within a process. Because of some properties of processes, they are called lightweight processes. Threads allow multiple executions.

CPU Cache Memory - Types & Levels of Cache Memory

What is Cache Memory? - Types & Levels of Cache Memory :

A CPU cache is a cache memory used by the CPU of a computer to reduce the average time to access main memory. The Cache is a smaller & faster memory.

Basics of Asymmetric Crypto-systems (Encryption, Decryption & Cryptography) :

In networking and telecommunications, it cannot be read by unauthorized users. Cryptography comes from the Greek words "secret writing".

Crime on/Through the Internet (Cyber Crime, Crime Reasons & Crime Prevention) :

Any criminal activity that uses a computer either as an instrument, target, or a means for perpetuating further crimes comes within the ambit of "cyber crime".

Learn more about Network Security and its Protection Methods :

Networking offers endless possibilities and opportunities, along with convenience. But this convenience and endless benefits are not free from risks.

Learn about IP address and their classes (including IP class ranges) :

Each computer on a TCP/IP based network (including the internet) has a unique, numeric address called an IP (Internet Protocol) address, enabling data packages to be addressed.

What is a bootstrap loader? The bootstrap process in Windows Operating System :

Booting is a bootstrapping process that starts operating systems when the user turns on a computer. A Bootstrap Loader (BSL) is a small program but hard to code.

Transmission Modes, Describe Briefly - Simplex, Half-duplex, Full-duplex :

Transmission mode refers to the mechanism of transferring data between two devices connected over a network basically this process called Communication Mode.

What is Communication Media? What is Guided or Unguided media?

Communication media means sending and receiving data. Media is used to data path that forms the physical channel between the sender and the receiver.

What is 5G Network? It's time to upgrade your mobile? More About 5G Network :

5G is a next-generation high-speed Mobile network connection, that replaces our 4G LTE network connections. Samsung Galaxy S10 5G, is the first 5G support mobile.

Domain Name Server (DNS). Generic Domains, Country Domains, Inverse Domains :

The purpose of DNS (Domain Name Server) is to translate domain names into IP addresses. A service is used for translating domain names into IP addresses.

How ATM works? Role of ATM in Internetworks and ATM network speed

How does a SIM card work? SIM card History and SIM card size :

SIM (Full form: Subscriber Identity Module or Subscriber Identification Module) card technology is one of the most popular technologies. The first SIM card was developed in 1991.

How ATM works? Role of ATM in Internetworks and ATM network speed :

ATM (Asynchronous Transmission Mode) communicates with cells rather than transmitting frames. ATM cells can be encapsulated in other protocols.

What is File Compression? Lossless Compression and Lossy Compression :

The process of reducing data by applying a compression technique is called compression, and the resulting data is called compressed data. The reverse process is decommission.

What is CrossFire, CrossfireX or SLI (AMD/ATI/NVDIA)? SLI Works :

CrossFire is a high-performance PC gaming graphics platform made possible by the use of multiple graphics cards coupled with a CrossFire enabled motherboard.

Types Of Networks - LAN, WAN, MAN, VAN etc

Types Of Networks (Short Description) - LAN, WAN, MAN, VAN etc :

Networking of PCs has been developed for all levels, from local to international, in diverse sectors of society, Example are networks used by government organizations.

Different Types of Wireless Communication or Transmission :

In the present days, wireless communication system has become an essential part of various types of wireless, many devices used wireless communication.

What Is a Firewall and Types of Firewall ( Packet, Application, Proxy, NGFW ) :

Firewalls are often categorized as either network firewalls or host-based firewall. Firewalls may also be a component of your computer's operating system.

Encryption and Decryption (Data), Encoding and Decoding Details :

Encryption is the process of translating plain text data (plaintext) into something that appears to be random and meaningless (ciphertext). Encryption algorithm is difficult.

What is a Database/DBMS? Some Types of DBMSes with Advantages or Disadvantages :

A Database is a collection of related data organized in a way that data can be easily accessed, managed and updated. Database can be software based or hardware based.

Algorithm and Flowchart, Symbols in Flowcharts and Examples of flowcharts :

TCP/IP is an industry-standard protocol suit for Wide Area Networks (WANs) developed in the 1970s and 1980 by the U.S Department of Defense (DoD).

What is TCP/IP? How To Work TCP/IP ? Most Common TCP/IP protocols :

TCP/IP is an industry-standard protocol suit for Wide Area Networks (WANs) developed in the 1970s and 1980 by the U.S Department of Defense (DoD).

Programming Language Generations - 1GL, 2GL, 3GL, 4GL, 5GL :

A programming language is a set of written symbols that instructs the computer hardware to perform specific tasks. Typically, programming language consists of a vocabulary.

The OSI Model - Layers, Features, Principles and Merits or Demerits :

ISO stands for International organization of Standardization. This is called a model for Open System Interconnection (OSI) and is commonly known as OSI model.

What Is GPU? World First GPU Details and Where Company's use GPUs?

GPU (Graphics Processing Unit) is an electronic circuit used to speed up the creation of both 2D and 3D images. A GPU can be present on a video card or motherboard.

Types of Network Topology with Advantages and Disadvantages :

Network Topology is the schematic description of a network arrangement, connecting various nodes (sender and receiver) through lines of connection.

Computer Science Engineering

Special Notes

It's a special area where you can find special questions and answers for CSE students or IT professionals. Also, In this section, we try to explain a topic in a very deep way.

CSE Notes