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Questions and Answers
Which of the following is an example of volatile memory?
Which command is used in a spreadsheet to ensure a specific cell reference does not change when copied to another cell?
Which network topology connects all devices to each other directly without any central connecting device?
What is the purpose of the IF function in a spreadsheet?
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What does the term 'Bit' stand for in computer terminology?
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Which of the following is NOT a function available in spreadsheets?
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Which software application is typically used for creating and editing text documents?
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Which of the following is NOT a cybercrime?
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Study Notes
Memory and Storage
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Volatile Memory: RAM (Random Access Memory) is a type of volatile memory, meaning data is lost when the computer is turned off.
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Non-Volatile Memory: Hard Drives, SSDs (Solid State Drives) and ROM (Read Only Memory) are non-volatile, meaning data is retained even when the computer is off.
LibreOffice Writer
- Saving a Document: The keyboard shortcut Ctrl + S is used to save a document in LibreOffice Writer.
Spreadsheets
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Common Functions: SUM, SQRT, and MAX are all functions available in spreadsheets for performing calculations and analysis. ADDTEXT is not a standard spreadsheet function.
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IF Function: The IF function allows you to make decisions based on specified conditions.
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Absolute Reference: Using an absolute reference (e.g., AAA1) ensures that the cell reference remains fixed when the formula is copied to another cell.
Word Processing
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Spell Check: This feature automatically checks for spelling errors as you type.
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AutoCorrect: This feature automatically corrects common spelling and grammatical errors.
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Grammar Check: Reviews the grammar and style of your text.
Networks
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Mesh Topology: A network topology where each device is directly connected to every other device.
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Star Topology: A network topology where all devices connect to a central device, like a hub or switch.
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Bus Topology: A network topology where all devices share a single communication channel.
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Ring Topology: A network topology where devices are connected in a closed loop.
Communication
- Non-Verbal Communication: Facial expressions are a form of non-verbal communication.
SMART Goals
- SMART: SMART goals stand for Specific, Measurable, Achievable, Relevant, and Time-bound.
Cybersecurity
- Cybercrime: Hacking, phishing, and spamming are examples of cybercrime. Installing Antivirus is a way to protect against cybercrime.
Other
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Bit: In computer terminology, "Bit" stands for Binary Digit.
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Output Device: An output device displays or produces information, such as a printer or a monitor.
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Page Layout: The page layout menu in a word processor allows you to adjust settings like margins, page orientation, and header/footer elements.
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WAN (Wide Area Network): A network that connects multiple LANs (Local Area Networks) across large geographic distances.
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Description
Test your understanding of computer memory types and the basics of LibreOffice Writer, including document saving and functions in spreadsheets. This quiz will cover both volatile and non-volatile memory and essential spreadsheet functions that enhance productivity.
