Questions and Answers
What defines a good digital citizen?
Which principle is NOT a key component of netiquette?
What should you do before asking a question in an online discussion?
What distinguishes hardware from software?
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What is the main function of a server in a network?
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Which of the following is considered a characteristic of employee netiquette?
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Which type of computer is primarily designed for portability?
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Which type of monitor offers better color accuracy compared to others?
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What is NOT an essential aspect of digital citizenship?
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Which component is NOT considered a basic part of a computer?
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What is a major function of a computer?
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What technology does an optical mouse use to detect movement?
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Which type of computer is specifically designed for desk use?
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Which of the following components connects to the power socket at the back of a system unit?
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What is the primary function of a keyboard?
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Which type of device is a smartwatch classified as?
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What is the main function of the CPU in a computer?
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What distinguishes an SSD from an HDD?
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Which of the following statements about System Software is true?
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Which component is responsible for converting wall outlet power to usable power for computer parts?
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What is the role of application software?
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What type of memory is RAM, and what is its primary function?
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Which of the following is NOT typically found on the front of a computer case?
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Which of the following characteristics is true of system software but not application software?
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Study Notes
Digital Citizenship
- Responsible technology use for individuals engaging with society through computers and the internet.
- Promotes participation that is safe, secure, and effective in the digital realm.
- A good digital citizen shows empathy, engages positively, and builds relationships using digital tools.
- A bad digital citizen may engage in cyberbullying, misuse social media, and lack knowledge about safe internet practices.
Netiquette
- Represents respectful online behavior, defined as a blend of "net" and "etiquette."
- Key etiquette principles include remaining calm and open-minded, focusing discussions on ideas rather than personal judgments, and practicing active listening.
Employee Netiquette
- Stay focused on relevant topics in discussions.
- Promote a conflict-free environment through constructive communication.
- Proper grammar and capitalization are essential for clear text communication.
- Thoroughly read discussions before asking questions to avoid redundancy.
- Avoid posting any malicious or offensive content online.
- Respect differing opinions, maintaining professionalism in disagreements.
- Be cautious when sharing images, avoiding unprofessional depictions.
- Safeguard company confidentiality by not revealing sensitive information.
Key Takeaways
- Digital citizenship fosters a responsible online environment.
- Netiquette is vital for respectful and effective online communication.
- Employee netiquette is crucial for maintaining professionalism and positive work relationships.
Basic Concept of Computers
- A computer is an electronic device that processes, stores, and retrieves information (data).
Hardware vs. Software
- Hardware includes the physical components of a computer (e.g., keyboard, mouse).
- Software consists of instructions that direct hardware operations.
Types of Computers
- Desktop: Fixed computer typically used at a desk.
- Laptop: Portable computer with a built-in keyboard and screen.
- Tablet: Handheld device with a touch screen.
- Server: Provides information to other computers on a network.
- Smartphone: Mobile device with computing capabilities.
- Wearables: Devices like fitness trackers and smartwatches worn on the body.
- Game Console: Specialized for gaming on a TV.
- Television: Modern TVs can run apps to access online content.
Basic Parts of a Computer
- Computer Case: Encloses the motherboard, CPU, and power supply.
- Monitor: Displays text and images.
- Keyboard: Used for text input and commands.
- Mouse: Pointing device for navigating the screen.
- Power Cord: Delivers electricity to the computer.
Monitor Types
- LCD: Thinner, modern flat-panel displays.
- LED: Offers superior color accuracy compared to LCD.
- CRT: Traditional, larger, and heavier displays.
Mouse Types
- Optical Mouse: Uses an electronic sensor to detect movement.
- Mechanical Mouse: Utilizes a rolling ball for movement detection.
- Touchpad: Integrated touch-sensitive pad on laptops.
Key Definitions for Exam Preparation
- Computer: Electronic data manipulation device.
- Hardware: Physical components of a computer.
- Software: Instructions for hardware operation.
- Desktop: Stationary computer designed for desk use.
- Laptop: Portable computing device.
- Tablet: Handheld touch-screen computer.
- Server: Network information provider.
- Monitor: Display device for text/images.
- Keyboard: Input device for text commands.
- Mouse: Pointing device for screen interaction.
Computer Hardware
-
Front View of System Unit:
- Optical Disc Drive: Reads CDs/DVDs.
- Power Button: Turns the computer on/off.
- Audio In/Out: Connects audio devices like speakers and microphones.
- USB Port: Connects various peripherals.
-
Back View of System Unit:
- Power Socket: Connects to the power supply.
- Ethernet Port: Networking connection.
- Serial Port: Outdated, often replaced by USB.
- PS/2 Ports: Connects keyboard and mouse.
- Expansion Slots: Allows additional features (e.g., Wi-Fi cards).
- Parallel Port: Legacy port, commonly for printers.
-
Inside System Unit:
- Motherboard: Main circuit board connecting all parts.
- CPU: Central Processing Unit, the computer “brain.”
- RAM: Volatile memory for active data and programs.
- Storage: Hard Disk Drive (HDD) or Solid State Drive (SSD).
- PSU: Converts wall power to usable forms.
- GPU: Graphics processing unit for visuals.
HDD vs. SSD
- HDD: Mechanical storage device, slower, becoming outdated.
- SSD: Faster flash memory storage, no moving parts.
Recap
- Components include the motherboard, CPU, RAM, storage (HDD/SSD), GPU, and PSU.
- Front panel features include optical drives, power buttons, and USB ports.
- Back panel typically features power connections, networking ports, and legacy ports.
Computer Software
- Software defines the operational programs of a computer.
- System Software: Manages hardware and supports application software (e.g., operating systems).
- Application Software: Specific user tasks (e.g., web browsers, word processors).
Key Differences
- System Software: Background function, low-level language, auto-installed.
- Application Software: User interaction needed, high-level language, manually installed.
Key Takeaways
- System software supports application software.
- Application software serves specific user needs.
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Description
Test your knowledge on digital citizenship and netiquette principles. This quiz covers responsible technology use, respectful online behavior, and effective communication strategies. Enhance your understanding of what it means to be a good digital citizen in today's connected world.
