Advantages and Disadvantages of Computer: Bright and Dark Sides

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Advantages and Disadvantages of Computer: Bright and Dark Sides

Sameeksha Medewar
Last updated on July 20, 2024

    Every coin has both sides and so do the computer systems. They come with several pros and cons. Continue reading this article to explore the advantages and disadvantages of computers.

    As the world has grown digital, the use of computers has increased tremendously. They have revolutionized how we work – store information, access information, and perform different tasks. Everyone has become dependent on computers, from children to professionals of various backgrounds.

    In short, computer systems have become part of our everyday life.

    Everyone is aware of computers' rising popularity and benefits in today’s digital era. Well, they, too, have drawbacks.

    In this article, we will throw light on the advantages and disadvantages of computers.

    So, let us get started with the advantages!

    Advantages of Computers

    Here are some significant advantages of computer systems –

    Advantages of Computers

    • Storage

    Storage is the most fundamental benefit of computers. It has revolutionized the way we store and access information/data. Modern computers have evolved in terms of various aspects, including design and storage capacity. They can store vast amounts of data in the form of files, images, audio, documents, and other digital content.

    Different types of storage are available on computers. The major ones include hard disk drives (HDDs), solid state drives (SSDs), external storage devices (USBs, flash drives, and external hard drives), and cloud storage, which involves storing and accessing data from remote servers.

    Computers have measurement units to calculate the storage capacity. The four basic units of memory are byte, bit, nibble, and word.

    • Accuracy

    Accuracy is a critical aspect of computer systems. They generate accurate results when performing arithmetic computations, running a program, and many other tasks. Accuracy in computer systems is critical as the results are used for decision-making, data analysis , data processing, etc.

    Every task requires reliable and correct results, from conducting scientific research and performing business operations to designing graphics and making informed business decisions. Otherwise, erroneous output can lead to wrong decisions, sometimes resulting in high expenses.

    • Speed

    A computer can quickly accept and process data or input and produce the desired output. Hence, it has become an integral part of human lives, allowing humans to perform tasks at a blazing speed. With the ability to manage billions to trillions of instructions per second, the speed of computers is commendable and unmatched.

    However, the number of instructions a computer executes in a second varies according to certain factors. These factors include the processor, cache, operating system , hard drive, the amount and speed of RAM, etc.

    • Multitasking

    Another major advantage of computer systems is their ability to perform several tasks concurrently, i.e., multitasking. They allow you to write or edit a document while surfing the web, listening to music, checking emails, or doing any other task parallelly.

    Additionally, you can switch between these tasks smoothly and do not have to wait to finish one task to start another. This results in enhanced productivity and early completion of tasks.

    • Automation

    Automation refers to using technology to perform tasks where human intervention is minimal. It streamlines mundane and repetitive tasks and allows humans to save significant time and effort. In addition, it performs tasks accurately.

    Some common routine tasks you can automate include launching software, software updates, scanning for viruses, sending emails, and many other maintenance tasks. Additionally, automation involves writing scripts and programs to perform specific actions automatically.

    In a nutshell, automation promotes improved accuracy, high efficiency, enhanced scalability, reduced costs, and faster response times.

    • Data Security

    Data security in a computer system implies offering protection to sensitive and confidential data. It guards data against unauthorized access, damage, theft, breaches, and online threats .

    Access control, encryption, firewall, and network security are some measures to implement data security. Regular updates, system patching , backup, and disaster recovery ensure data integrity.

    • Improved Communication

    Without a doubt, computers with the Internet have made communication faster through email, instant messaging, and video conferencing. They have facilitated global connectivity by sharing different types of digital content, such as images, videos, documents, audio files, etc.

    Furthermore, access to diverse information and resources is possible due to computers and other advanced technologies. You can access online libraries, educational materials, and other forms of information.

    On the whole, computers have changed how we would communicate earlier, making it quicker, more efficient, and more transparent.

    • Reduced Workload

    With computers, businesses and individuals can automate routine tasks, reducing workload. This helps them focus on more important activities rather than executing routine, mundane tasks. Computers automate workload-intensive tasks, allowing humans to be productive and efficient.

    Disadvantages of Computers

    The following are the major drawbacks of computer systems –

    Disadvantages of Computers

    • Health Issues

    Prolonged use of computers can affect your health adversely. Some common health issues include eye strain, headaches, musculoskeletal problems, sleep disruption, a sedentary lifestyle, and some symptoms of anxiety, isolation, and addiction. Additionally, you are less likely to interact with others socially.

    Hence, it is essential to mitigate these risks by maintaining a proper sitting posture, adjusting the computer at a suitable height, using computer glasses, and taking regular breaks.

    • Reduced Employment Opportunities

    Task automation and performing tasks with accuracy and efficiency are the significant benefits of computer systems, as discussed above. These are disadvantages as well, as they result in reduced employment opportunities.

    As a computer handles most tasks, such as recording and processing data, it creates unemployment. Businesses and organizations rely solely on computers for the activities they can do correctly rather than employing people.

    • Increased Risk of Cyber Crimes

    Many people use computers and the Internet for negative purposes. They try to hack others’, especially organizations’ and businesses’, systems, steal or manipulate their sensitive information, and use it illegally for other nefarious purposes or their own benefit. They violate the rules of privacy and security and misuse information.

    As a result, it becomes essential for organizations, businesses, and even individuals to implement security measures to protect their computer systems from potential attacks.

    • Improper Use

    While computers can be used for various beneficial tasks, many people use them for improper purposes. Some people use computer systems to streamline their daily activities and do something productive. In contrast, others simply use them to play games, spend most time surfing the web, or use social media excessively. In short, they use computers as a source of entertainment.

    • Not Environmental-Friendly

    The manufacturing process of computers is not environmentally friendly, as it generates a lot of waste. This waste releases harmful chemicals and toxins that have negative effects on the environment.

    Additionally, people throw away their old computer systems, which harms the environment. Old computers should be disposed of correctly or donated to the needy.

    • Viruses and Hacking Attacks

    Computers are more susceptible to viruses and attacks, which may steal sensitive data stored in systems. There are many ways for viruses to enter a system, such as an email, software download, a connection to a third-party external device, etc. As a result, having an antivirus solution in place is essential to scan and eliminate viruses.


    Here ends our discussion on the advantages and disadvantages of computer systems. As every coin has two sides, so does a computer. Though it offers several benefits, it has a few drawbacks with negative impacts.

    Improved productivity, high efficiency, and reduced workload due to automation, speed, accuracy, enhanced communication, and storage are significant advantages of computers. Conversely, adverse health issues, negative impact on the environment, reduced employment, increased risk of cyber attacks, and improper use are major disadvantages of computers.

    If you want us to add any other advantages or disadvantages of a computer, let us know in the comments.

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