Database, Hardware and General IT Terms

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Questions and Answers

Which of the following best describes the primary function of a printer's DPI (Dots Per Inch) setting?

  • Determining the printer's energy consumption during operation.
  • Specifying the paper size the printer is compatible with.
  • Defining the resolution and quality of the printed image. (correct)
  • Controlling the speed at which the printer can produce pages.

A paragraph is defined by a consistent theme, a new line, indentation, or numbering.

True (A)

Explain why DIMM (Dual Inline Memory Module) is classified as volatile memory.

DIMM is volatile because it requires continuous power to maintain the stored information; data is lost when power is removed.

In database management, the term ______ refers to a specific object designed for extracting particular information from a database.

<p>query</p> Signup and view all the answers

Match the following concepts with their corresponding definitions:

<p>RFID Tags = Technology used for wireless reading, often in races for competitor tracking. Default Printer = Automatically processes print jobs without user selection. Conditional Formatting = Spreadsheet rule-based highlighting of specific values. GUI (Graphical User Interface) = Enables user interaction with a computer through visual elements.</p> Signup and view all the answers

Which of the following is the MOST significant advantage of using ICT (Information and Communication Technology) in the workplace?

<p>Enabling faster and more efficient task completion with reduced manpower. (C)</p> Signup and view all the answers

Using Bluetooth for hands-free calls while driving primarily increases the chances of accidents by distracting the driver.

<p>False (B)</p> Signup and view all the answers

Explain how the RANDBETWEEN function in spreadsheet software is utilized and its primary purpose.

<p>The RANDBETWEEN function generates a random integer within a specified range, useful for simulations or creating unpredictable data sets.</p> Signup and view all the answers

A ______ is a database object designed for presenting data in a structured, printable format.

<p>report</p> Signup and view all the answers

Which factor is MOST critical when considering the ways of protecting hardware from theft?

<p>Implementing robust mechanisms to physically secure the hardware and detect unauthorized access. (D)</p> Signup and view all the answers

Flashcards

Form

A database object used for capturing data through typing.

Paragraph

A section of a document with a single theme, marked by a new line, indentation, or numbering.

DIMM | RAM

Volatile memory that requires power to maintain stored information.

Query

A database object used for extracting specific information.

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Report

A database object that you can print.

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Driver

Software that enables the OS to communicate with and control a peripheral device.

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Resolution

A property affecting the output quality of printers and scanners.

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Table

The most important object in a database.

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Long text

Data type that stores more than 255 characters in database tables.

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GUI

Graphical User Interface; how the user interacts with the computer.

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Study Notes

  • Form refers to a database object used for capturing data.
  • A paragraph is a section of a document with a single theme, indicated by a new line, indentation, or numbering.
  • DIMM or RAM is volatile memory, meaning it requires power to retain information.
  • A query is a database object designed for extracting specific information.
  • RFID tags can be read wirelessly and are often used in long-distance cycling and road races, worn by competitors.
  • A report is a database object which can be printed.
  • A driver is software that allows the operating system to communicate with and control a peripheral device.
  • Resolution is a property that affects output quality in printers and scanners.
  • A table is the most important database object.
  • Long text refers to a data type in database tables that stores more than 255 characters.
  • DPI (dots per inch) refers to the resolution or quality of an image; printer quality is measured in DPI.
  • RANDBETWEEN is a spreadsheet function that can generate a random number between two numbers.
  • GUI (Graphical User Interface) is how the user interacts with the computer.
  • Touchscreens are input and output devices.
  • The default printer is the designated printer for print jobs.
  • Utility software performs various maintenance and support tasks
  • Grouping is organizing items into related sets.
  • A printer converts soft copy into hard copy.
  • Conditional formatting is used to automatically highlight specific values in a spreadsheet according to a rule.
  • HTML is used to create web pages.
  • Bluetooth connections in the car facilitates hands-free calling, reducing accident risks.
  • Wireless devices use batteries.
  • Wireless devices can be lost or easily stolen.
  • Keyboards are more expensive than wired keyboard and mouse
  • Mobile devices use onboard storage, SD card, or memory for storage.
  • Smartphones are used for research, collaboration, watching educational videos, and calculations for educational purposes.
  • Disadvantages of using Smartphones for playing games are cause small screen, and RSI (Repetitive strain injury).
  • Connection to smartphones can be done wirelessly via NFC, Bluetooth and/or WIFI
  • Ways to create more free space are deleting unwanted files and Apps, using online storage, adding memory card, and saving pictures in a lower resolution.
  • Biometric input installation is expensive.
  • Biometric input is based on fingerprint scanners.
  • Reasons that printing do not occur includes no paper, cables are not connected, date and time settings incorrect, hardware settings incorrect, and running out of ink
  • Factors for buying a new printer includes mobility, connectivity options, paper options, duty cycle, printer speed, resolution, system compatibility, and cost per page.
  • Ways of protecting hardware from theft is with cable locks, alarm system, locking hardware in cabinet units, and locking rooms when not in use.
  • Features of the operating system that visually impaired people use are magnifiers, narrators, voice recognition, and Cortana.
  • Functions of UPS include protecting hardware and data against dips and surges and ensuring against power outages.
  • You can save power on your PC by switching computers off, using energy star technology, and setting your power management options.
  • Advantages of ICT improve efficiency, perform dangerous tasks, and repetitive tasks that produce consistent quality output.

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