Computer
Computer is a programmed device with a group of instructions to perform specific tasks and generate results at a really high speed. A Computer is an machine that can solve difficult and different problems, process data, store & retrieve data and perform calculations faster and accurately as compared from humans.
● Also Check - What is Computer
C -- Commonly
O – Operation
M – Machine
P – Particularly
U – Used for
T – Technical
E – Educational
R – Research
Advantages of Computer :
1) Speed
This is one of the biggest advantages of computers. At present, the computer is no longer just a calculating device. It is a part of almost every function of human life. Computers have an incredible speed that helps a human to complete his tasks in some time. It can handle trillions of instructions per second which is really incredible. With its incredible speed, it can reduce the amount of time to perform any digital task.
2) Accuracy
Computers not only provide incredible speed, instead, they can also give you almost 100% accuracy. This means that computers allow users to handle complex numerical calculations or tasks not only with speed but also with accuracy. This is another important advantage of computers.
3) Multitasking
Multitasking is one of the major benefits of computers. A person can do many different tasks at the same time while working on a computer. A computer allows you to play songs, use a document, calculate numerical problems, use the Internet, check e-mail, and find files in memory simultaneously.
4) Automation
The computer can also be used to automate regular tasks such as launching specific applications or software, sending emails, scanning for viruses, and many other maintenance tasks, with the help of Task Scheduler. Apart from it, computers can also be programmed for performing several complex tasks. For example, computers can be connected to a camera to track the movement of specific objects. If there is any movement, then computers can automatically send an alert and start recording if they are programmed accordingly.
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5) Data Security
Data Security is the process of protecting your digital data such as files, databases, and accounts, etc. The computer allows you to protect your data from destructive powers and unwanted or unauthorized users. It includes features such as data encryption, tokens, and key management that help users protect digital data on various applications and platforms.
6) Storage
Computers can store and access vast amounts of data or information. The storage capacity of computers has increased these days compared to earlier days. Data can be stored separately for years in computer storage. Computers can store hundreds or thousands of books, documents, films, images, audio and many other types of information. Besides, you can easily find any specific file using the 'search' feature. This eliminates the need for paper and encourages people to improve the world. The commonly used measurement units for calculating storage capacity are -
● MB : Mega-Byte
● GB : Giga-Bytes
● TB : Tera-Bytes
● PB : Peta-bytes
7) Reduced Cost
Computers can be considered as a low-cost solution to earn money in many different ways. When a computer is connected to the Internet, it can be used to create and run an online blog or website, create software, selling products via e-commerce stores, performing data-entry tasks, and many other freelancing works.
8) Task Completer
Completes tasks that might be impossible for humans to complete.
9) Communication
Computer helps the user in better understanding and communication with the other devices.
10) Reliability
Computers can perform same sort of work repeatedly without throwing up errors thanks to tiredness or boredom, which are quite common among humans.
11) Productivity
The level of productivity gets automatically doubled as the computer can done the work at very fast.
● Also Check - What is Operating System
Disadvantages of Computer :
1) Unemployment
As we discussed above that computers can perform many tasks automatically, this reduces the need for people and increases unemployment in the society. It has also negatively affected many others who do not have knowledge of working on computer systems.
2) Health Issues
Improper and prolonged use of computers can negatively affect your health. For example, if you are constantly working on the computer, your eyes will become dry, which can result in eye strain, headache, etc. In addition, sitting too long can also cause pain in your neck or back, which can result in serious injury in the future. Therefore, follow the appropriate precautions and take a few minutes break after 30 minutes of computer use.
3) Cyber Crimes
There are some people who use computers and the Internet for negative activities. They attempt to break the computer's security system and gain unauthorized access to hack credit card details and other personal information. By accessing information, they violate all laws and misuse the information for their own benefit. These types of actions are covered under online cyber-crimes.
4) Negative Impact on Environment
The computer manufacturing process produces a lot of waste parts. Also, when people change their electronics, they throw away their old devices. Such wastes can release hazardous toxic materials that significantly affect the environment. Therefore, used computers must be donated or disposed of properly.
5) Virus and Hacking Attacks
Viruses are computer programs developed to damage or steal your personal or sensitive data. In addition, hacking is the process of gaining unauthorized access to computers for certain illegal purposes. Viruses are usually transferred via email, internet download, or removable devices.
● Also Check - Dark Web In Cyber Security
6) High Cost
Computers are expensive. Even the foremost affordable computers are still very expensive for the typical person in South Africa. Since computers empower people.
7) Distractions
If you’ve got ever spent hours browsing the web or watching videos on YouTube, then you recognize how distracting computers can be! Because of their high entertainment value.
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