Information Technology and Computers

Questions and Answers

What does a computer refer to?

An electronic device that accepts data and instructions, performs logical and mathematical operations, and generates outputs.

The computer can work very _____ and perform millions of instructions per second.

fast

Computers work slowly and can easily make errors.

False

Which of the following is NOT a characteristic of computers?

Feelings Signup and view all the answers

What is the main function of Information Technology (IT)?

To create, process, store, secure, and exchange all forms of electronic data. Signup and view all the answers

What is one advantage of Information Technology?

It automates processes. Signup and view all the answers

Match the following aspects of Information Technology to their descriptions:

Hardware = Physical devices used in IT Software = Applications performing essential functions Networking = Connecting computers and devices Storage = Holding large amounts of data Signup and view all the answers

What is the purpose of electronic storage systems?

To hold the information that is being shared over the internet and intranets. Signup and view all the answers

Study Notes

The Computer

A computer is an electronic device that processes data and instructions, executing logical and mathematical operations to generate outputs.
Key characteristics of computers include speed, accuracy, diligence, versatility, storage capacity, and lack of emotions.
Speed allows computers to execute millions of instructions per second, significantly enhancing productivity.
Computers excel in accuracy, ensuring calculations are performed flawlessly every time.
Diligence enables computers to operate for extended periods without error or fatigue.
Versatility allows computers to perform a wide array of tasks, catering to various needs across different sectors.
The power of remembering allows computers to store and retrieve vast amounts of data as needed.

Importance of Information Technology

We live in the information age, where technology permeates daily life and aids in various tasks such as schoolwork, research, and communication.
Information technology facilitates connectivity among family and friends through internet applications and smart devices.
The integration of IT into daily life enhances overall societal efficiency and effectiveness in numerous activities.

Advantages of Information Technology

IT enhances data storage and protection through advanced electronic systems, maintaining the integrity of shared information across the internet and internal networks.
Security systems safeguard electronic information, limiting access to sensitive data and preventing loss during system failures.
Automated processes streamline workflows, allowing companies to achieve more in less time; IT leads to increased efficiency among employees by handling various repetitive tasks.
IT tools help in generating reports, managing finances, and enabling better allocation of human resources within organizations.

IT Software and Hardware

Information Technology comprises layers of hardware (physical equipment) and software (applications and operating systems) essential for proper functioning.
User devices like laptops, smartphones, and peripherals are integral to the IT ecosystem.
Effective communication is crucial in business, with IT facilitating interactions through emails, video conferencing, and chat applications, fostering better collaboration.
IT supports remote access or telecommuting, allowing employees to connect to company networks from different locations, promoting flexibility in work arrangements.