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Introduction to Computer Video Lecture | SBI PO Prelims & Mains Preparation - Bank Exams

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FAQs on Introduction to Computer Video Lecture - SBI PO Prelims & Mains Preparation - Bank Exams

1. What is the definition of a computer?
Ans. A computer is an electronic device that can receive, store, process, and output data. It is capable of performing various tasks and calculations based on instructions given to it.
2. What are the main components of a computer system?
Ans. The main components of a computer system include the central processing unit (CPU), memory (RAM), storage devices (hard drive or solid-state drive), input devices (keyboard, mouse), output devices (monitor, printer), and motherboard.
3. What is the difference between hardware and software?
Ans. Hardware refers to the physical components of a computer system, such as the CPU, memory, and hard drive. Software, on the other hand, refers to the programs and instructions that tell the hardware what tasks to perform. In other words, hardware is the tangible part of the computer, while software is the intangible part.
4. What is the purpose of an operating system?
Ans. An operating system (OS) is a software that manages the computer's hardware and software resources. It provides a user-friendly interface for users to interact with the computer and enables the execution of applications and programs. The OS also handles tasks such as memory management, file management, and device management.
5. What are the different types of computer networks?
Ans. There are several types of computer networks, including local area networks (LANs), wide area networks (WANs), metropolitan area networks (MANs), and wireless networks. LANs are typically used within a small area, such as a home or office, while WANs cover larger geographical areas. MANs are designed for cities or towns, and wireless networks allow devices to connect without the need for physical cables.
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