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Introduction to Operating Systems
An operating system acts as an intermediary between the user of a computer and the computer hardware. The purpose of an operating system is to provide an environment in which a user can execute programs in a convenient and efficient manner. An operating system is a software that manages the computer hardware. The hardware must provide appropriate mechanisms to ensure the...
32-bit
You might want to download an application for your computer from some website. There you will find two options in front of you, Whether to download the 32-bit version or the 64-bit version. The terms 32 bit and 64 bit refer to the size of the memory addresses and general purpose registers that an application uses. A 64-bit application requires...
Symmetric Key Cryptography, also known as shared key cryptography, involves two people using the same key to encrypt and decrypt the information. Public key cryptography makes use of two different keys: a public key for encryption and a private key for decryption. Symmetric key cryptography has an advantage that it is much faster than public key cryptography. It is also...
Ever wondered what is something that can make you lose your Indian Citizenship? In this article we will talk about the factors that can lead to loss of Indian citizenship.The Indian Citizenship Act of 1955 prescribes three ways of losing citizenship. In the previous post we talked about how can a person acquire Indian citizenship, You can read more about...
Indian citizenship
The Citizenship Act of 1955 has undergone four amendments by far. However, rather than diving into those let us have a look at the five ways of acquiring Indian citizenship as mentioned in the Act. By Birth A person born in India on or after 26th January, 1950 but before 1st July, 1987 is a citizen of India by...
virus
Definition A virus can be defined as a computer program which attaches itself to another legitimate program and causes damage to the computer system or network. What can an adversary do to your computer using a Virus? One can launch an application level attack or a network level attack using a virus. The program code of a virus runs when the legitimate...