Computer Fundamentals and Excel Skills

What are the main components of computer hardware?

• Graphics card, sound card, cooling system

• Monitor, keyboard, mouse pad

• CPU, RAM, storage devices, motherboard, power supply, input/output devices

• Operating system, software applications, network cables

What is the function of the CPU in a computer system?

• The CPU stores data permanently in memory.

• The function of the CPU is to execute instructions and process data in a computer system.

• The CPU manages the power supply of the computer.

• The CPU is responsible for displaying graphics on the screen.

Define RAM and its role in a computer.

• RAM is a type of hard drive that increases storage capacity.

• RAM (Random Access Memory) is a temporary storage that enables quick access to data and applications currently in use, improving computer performance.

• RAM is used solely for storing the operating system.

• RAM is a permanent storage device for files.

What is the purpose of a hard drive?

• To provide power to the motherboard

• To increase the speed of a computer

• To display graphics on the screen

• The purpose of a hard drive is to store and retrieve digital data.

Explain the difference between input and output devices.

• Input devices allow data entry, while output devices display or produce data.

• Input devices are used for storage, while output devices are for processing.

• Input devices are only for audio, while output devices are only for video.

• Input devices display data, while output devices allow data entry.

What is an operating system?

• An operating system is a type of hardware component.

• An operating system is a programming language.

• An operating system is software that manages computer hardware and software resources.

• An operating system is a type of computer virus.

List three functions of an operating system.

• File management

• Network security

• Data encryption

• 1. Resource management 2. User interface 3. Process management

What is the difference between system software and application software?

• Application software is used to manage hardware resources.

• System software is designed for gaming purposes.

• System software manages hardware; application software performs user-specific tasks.

• System software is only for mobile devices.

Name two types of application software.

• Database management systems

• Operating systems

• Web browsers

• Word processors and spreadsheet software

What is a spreadsheet application?

• A spreadsheet application is a type of database management system.

• A spreadsheet application is software for organizing, analyzing, and storing data in tabular form.

• A spreadsheet application is a tool for writing and editing code.

• A spreadsheet application is software for creating graphics and animations.