Computer Basics Pre test

Which component is considered the "brain" of the computer, responsible for processing instructions?

• Hard Drive

• CPU

• RAM

• GPU

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DOK Level 1: Recall

What is the primary function of an operating system?

• To manage hardware and software resources

• To create software applications

• To design computer hardware

• To provide internet connectivity

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DOK Level 1: Recall

During which phase of the Software Development Life Cycle (SDLC) is the feasibility of the project assessed?

• Design

• Implementation

• Planning

• Testing

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DOK Level 1: Recall

Which type of software is used to perform specific tasks for users, such as word processing or web browsing?

• System Software

• Application Software

• Utility Software

• Firmware

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DOK Level 1: Recall

What is the primary purpose of a router in a network?

• To store data

• To process data

• To direct data traffic

• To secure data

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DOK Level 1: Recall

Which storage device uses magnetic storage to store and retrieve digital information?

• SSD

• RAM

• Hard Disk Drive (HDD)

• USB Flash Drive

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DOK Level 1: Recall

Explain how the CPU and RAM work together to execute a program.

• The CPU stores data while RAM processes it.

• The CPU processes instructions while RAM stores the data and instructions temporarily.

• RAM processes instructions while the CPU stores data.

• Both CPU and RAM store data permanently.

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DOK Level 2: Skill/Concept

Describe the role of the kernel in an operating system.

• It provides a user interface.

• It manages system resources and communication between hardware and software.

• It is responsible for network security.

• It handles data storage.

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DOK Level 2: Skill/Concept

Compare and contrast system software and application software.

• System software is used for specific tasks, while application software manages hardware.

• System software includes operating systems, while application software includes programs like word processors.

• Both system and application software are used to manage hardware.

• Application software is essential for the computer to run, while system software is optional.

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DOK Level 2: Skill/Concept

What are the key differences between LAN (Local Area Network) and WAN (Wide Area Network)?

• LAN covers a large geographical area, while WAN covers a small area.

• LAN is typically faster and more secure than WAN.

• WAN is used for home networks, while LAN is used for business networks.

• LAN uses wireless connections, while WAN uses wired connections.

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DOK Level 2: Skill/Concept