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Computer Essay for Students and Children in English

Computer Essay for Students and Children in English


Life’s computers have become important in our daily lives. Additionally, over the last decade, their use has increased by a factor of ten. Nowadays, computers are used in virtually every office, whether private or public. Humanity has been using computers for many decades at this point. Additionally, they work in a variety of fields, including agriculture, design, machinery manufacturing, and defence. They have, above all, sparked a revolution throughout the world.

Essay about Threats to Computer and Data Systems Today


Computers have progressed from a luxury item to a necessity and a potential threat. This has occurred as a result of hackers stealing your personal information and leaking it on the internet. Additionally, this data is accessible to anyone. Apart from that, numerous other threats exist, including viruses, spam, bugs, and a variety of other issues. The computer is an important machine in today’s life, having become an integral part of our daily lives. Additionally, computers have a dual personality: on the one hand, they are a blessing; on the other hand, they are a curse. Its use is entirely up to you. Apart from that, there will come a time in the future when human civilization will be unable to survive without computers, as our reliance on them has grown too great. It has been heralded as humanity’s greatest discovery, one that has helped in the saving of thousands, if not millions, of lives.

History of Computer (Essay about The History of Computers)

It is exceedingly difficult to pinpoint the precise origins of computers. However, some experts assert that computers were in use during the Second World War. Additionally, they were used at the time for data storage. However, it was designed exclusively for government use and not for general public consumption. Above all else, the computer was initially a monstrous and inconvenient piece of machine.

Paragraph On How A Computer Works

The computer follows a three-step cycle that consists of three stages: input, process, and output. Additionally, the computer follows this cycle for each and every process that is assigned to it. In other words, the process can be explained as follows. Input refers to the data that we feed into the computer, processing refers to the work performed by the CPU, and output refers to the result produced by the computer.

Essay on the basic components and types of computer systems

The basic components of a simple computer are a CPU, monitor, mouse, and keyboard. Additionally, it is compatible with a wide variety of other computer components. Additionally, a printer, laser pen, scanner, and other similar devices are included. There are numerous types of computers available, including supercomputers, mainframes, personal computers (desktops), PDAs, laptops, and others. The mobile phone can be considered a type of computer because it meets all of the criteria for being classified as a computer.

What are the uses of computer in various field?

With the proliferation of computers, it became increasingly necessary for nearly every field to rely on computers for the majority of their operations. Additionally, they have simplified the process of working and organising. We’ll discuss some of the most important fields that rely on computers for day-to-day operations in the sections below.

Computers in Medical Field Free Essay Example

They use computers to diagnose diseases, conduct tests, and conduct research into the causes of fatal diseases, among other things. Additionally, they are able to discover cures for a variety of diseases due to the use of computers.

Computers in Research Field Free Essay Example

Computers are advantageous for all types of research, including scientific, space, and social. Additionally, as a result of their efforts, we are able to monitor the environment, space, and society. Space research enabled the exploration of galaxies. Research has helped in the discovery of natural resources and other useful materials, but it has also aided in the discovery of new resources.

Computers in Defense Field Free Essay Example

The most important factor in ensuring the safety and security of a country’s citizens is to maintain a strong defence. Additionally, computers in this field aid the country’s security agencies in identifying potential threats in the near future. Above all, they are employed by the defence industry to maintain continuous surveillance on our adversary.


How computer is useful for students?


Schools and colleges have come to rely on computers because they provide access to so much information. In the past, students had to rely on textbooks to find information; nowadays, students can quickly and easily find that information online.

Why computer is important in our life?

Only with the help of these computers can we store, access, manipulate, calculate, and analyse data and information. Every aspect of our day-to-day lives is reliant on computer-based online services and products.

Why is a computer so powerful?

Input, processing, output, and storage are just a few of the functions a computer can perform, but it can also store enormous amounts of data and communicate with other computers. This makes computers extremely useful tools.

Uses of computer

It’s capable of storing, retrieving, and processing data all at the same time. When it comes to computers, you may already know that they can be used for a wide range of purposes. Excel and PowerPoint are just some of the other tools you can use with it. There are a variety of reasons why computers are used in the home, including online bill payment, home tutoring, social media, playing games, and internet access. They use e-mail as a means of communication.


What is capabilities of computer?

A computer system’s capabilities include speed, reliability, adaptability, storage, and accuracy, among other qualities. Repetitive tasks are no problem for computers. These people are never bored, tired, or overworked. As a result, they are far more trustworthy than humans.

Why computer is so powerful?

A computer can perform many functions, including input, processing, output, and storage, but it can also communicate with other computers and store vast amounts of data. It’s for this reason that computers are such useful implements.


What is the speed of a computer?

The most commonly used units to describe computer clock speeds are megahertz (MHz) and gigahertz (GHz) (GHz). Both megahertz and gigahertz are units of ticks per second measurement. A computer’s performance can be gauged by looking at its clock speed.

What is the main limitations of computer?

Only humans can tell a computer what it should do. It’s designed to be fast, accurate, and reliable. The computer lacks basic decency and independent thought.

Which is computer language?


The computer language is the code or syntax that is used to write programmes or any specific applications, such as a web browser. Computers converse with each other using a computer language. A computer language can be broadly divided into three types: assembly language, machine language, and high-level language, for example.


What is Generation of Computer?

The term “generation” refers to a change in the technology of a computer. Originally, the term “generation” was used to denote a range of hardware variations. In today’s world, a computer system is comprised of both hardware and software.

What is the basic working principle of a computer?

The bare bones of any computer are a store, a suitable input/output device, and a control mechanism. The programme and data are transferred to the store by inserting a tape into the input device and pressing a button.

What is computer flexibility?

The ability of any major unit in a digital computer to be connected to any other major unit via a data path is known as computer flexibility.

What is diligence of a computer?


Diligence refers to a computer’s ability to perform repeated tasks without becoming fatigued. Unlike humans, computers do not suffer from exhaustion, lack of focus and fatigue, which means they can work for long periods of time without making mistakes.

What is the computer main part?

When it comes to modern computers, there are five main components that make up the majority of them: It’s a motherboard a computer’s brain (CPU) GPU, or video card, is a type of graphics processing unit (GPU). There are two types of RAM: non-volatile and volatile.

Which is the most common types of computer?

The most common computer types today are laptops, handheld devices, wearable technology, and desktops. There are a wide variety of programmes that can be run on desktop computers, as well as access to the Internet. Laptops are portable desktops that are smaller and easier to carry around.

Why computer is a system?

What we call the “computer system” includes the electronic device that accepts data as an input and then processes it using a specific set of instructions (called the “programme”) in order to produce a desired output.

Who invented computer?


First automatic digital computer was invented by Charles Babbage, an English mathematician and inventor. The Analytical Engine was designed by Babbage in the mid-1830s. Despite the fact that the Analytical Engine was never finished, it would have had many features of today’s computers.

Is a phone a computer?

Yes, smartphones and tablets are computers. Any device that accepts user input, processes that input, and then returns an output to the user is a computer. Smartphones and tablets share a lot of features with desktop computers. There are some similarities between the two of them in terms of their abilities.

How do you introduce a computer?

To put it another way, a computer is a digital device that can accept data (input), process it according to predetermined rules, produce data (output), and store the data for later use1. HARDWARE AND SOFTWARE are the building blocks of all computers.

Which computer is the most powerful?

The world’s fastest supercomputer, Fugaku, was developed by Japan’s government-backed Riken research institute.

How many parts are there in computer?

A motherboard, a central processing unit, a graphics processing unit, random-access memory, and a hard disc or solid-state drive are the five basic components of every computer.

How are computers useful in our daily life?

It is possible to take online courses from the comfort of your own home. Electronic commerce is increasingly conducted through the use of computers and other digital devices. IT in the real world: We use washing machines, microwave ovens, and a variety of other products that have embedded software in them on a daily basis.

What are keyboard devices?

Keyboards are devices used to input text into computers or other electronic machinery. Using a keyboard is the simplest way for a user to interact with a computer.

How computer makes our life easier?

Many of the mundane tasks that keep our lives running smoothly have been made a lot simpler thanks to their invention. Computers, for example, have made it much easier to pay one’s bills than it was previously.

How are computers used in different fields?

In the workplace, computers are used in a variety of ways. Computers are used by engineers, architects, jewellers, and filmmakers to create new things. For research, writing, and email, computers are a common tool among academics, writers, and the majority of office workers.

What is more powerful today man or computer?

Those tasks that can’t be broken down into simple steps are better handled by humans than computers. Breaking down a problem into “byte-sized” chunks that computers can “digest” is the goal of computer science, artificial intelligence, and machine learning.

What made the information age possible?

For the Information Age to be possible, the Digital Revolution had to be developed, and the Technological Revolution had to be built upon.

What does CPU stand for?


In a computer, the CPU (Central Processing Unit) manages how instructions are interpreted and executed. When compared to a PC’s single CPU, a mainframe’s CPU is made up of many more processing devices, sometimes numbering in the hundreds.

What is a memory cell in computer?

Building blocks of computer memory include memory cells. Logic 1 (high voltage level) is stored in the memory cell, which is an electronic circuit that stores one bit of binary information. Logic 0 is stored in the memory cell (low voltage level).

Why do we need computer language?


We can write effective programmes and create online solutions like mobile applications, web applications, and games thanks to the programming language. The processing of data and information is automated, maintained, assembled, measured, and interpreted using programming.

What environment does a computer need?

Air should be kept between 70 and 74 degrees Fahrenheit (21 and 24 degrees Celsius) and humidity should be 40-60 percent. Professional environments necessitate that computer rooms have their own cooling systems, as well as clean filtered air.

What is computer block diagram?

These blocks are connected by lines to show how they are related to each other in a block diagram, which depicts a system as a whole. They are widely used in the design of hardware, electronics, software, and process flow diagrams in the field of engineering.

What makes computer a powerful tool?

Input, processing, output, and storage are just a few of the functions a computer can perform, but it can also store enormous amounts of data and communicate with other computers. This makes computers extremely useful tools.

Which is the characteristics of computer?

The computer system’s speed is one of its most important characteristics. A computer’s processing speed is such that it can complete any task in a fraction of the time it would take a human. It’s amazing how many instructions a powerful computer can process in a second.

What makes a computer useful and flexible?

When it comes to your computer’s power and flexibility, the hardware plays a role. We can’t imagine life without computers because of their ability to perform a wide range of tasks.

What is the brain of computer?

CPU is the correct answer. Central Processing Unit is the full name of the CPU. CPU stands for central processing unit. There are many components in a computer’s CPU that work together to process data as it comes in and store it for later use.

What is a computer made of?

Components in computers have evolved over time, but today’s PCs are typically made up of 40% steel, 30% to 40% plastics, 10% aluminium, and the rest of the metals such as copper and gold. The components of a monitor are enhanced by the addition of glass and lead.