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Questions and Answers

Which of the following best describes the relationship between hardware and software?

  • Hardware is a set of instructions that tells the software what to do.
  • Hardware is tangible and can be physically interacted with, while software is intangible and consists of instructions for the hardware. (correct)
  • Software and hardware are interchangeable terms that both refer to the physical components of a computer.
  • Software is the physical component, while hardware is the code that communicates with the user.

A computer processes user commands, producing certain results. What are the three terms that describe this process, and what does each refer to?

  • Input (entering data), output (actions taken), hybrids (execution of commands)
  • Processing (data entered), input (actions taken), hybrids (presentation of results)
  • Output (data entered), hybrids (actions taken), input (presentation of results)
  • Input (data entered), processing (actions taken), output (presentation of results) (correct)

Which of the following devices is a hybrid in terms of computer hardware categories?

  • A keyboard used to input data into a computer.
  • A printer used to display output from a computer.
  • A central processing unit (CPU) responsible for processing data.
  • A modem, which facilitates telecommunication. (correct)

Consider a smart thermostat that adjusts the temperature based on user preferences and external weather conditions. Which of the following hardware categories does it primarily utilize to achieve its functionality?

<p>A combination of input (user preferences, weather data), processing (adjusting temperature settings), and output (controlling the heating/cooling system). (D)</p> Signup and view all the answers

Why is answering the question 'How would you define a computer?' an important exercise in the study of computer architecture?

<p>Because understanding the fundamental characteristics of a computer helps in recognizing its capabilities and limitations. (D)</p> Signup and view all the answers

Which function primarily falls under the domain of system software?

<p>Managing system memory (C)</p> Signup and view all the answers

A company needs software that allows multiple departments to collaborate on projects, share data, and track progress. Which type of application software would best suit this need?

<p>Workgroup Application Software (A)</p> Signup and view all the answers

A photographer requires software to edit and enhance images, apply filters, and manage their photo library. This software falls under which application type?

<p>Graphics applications (A)</p> Signup and view all the answers

Which of the following operating systems is known for its open-source nature, offering users flexibility and customization options?

<p>Linux (C)</p> Signup and view all the answers

A business requires a unique software solution tailored precisely to their specific processes. Which type of application software development approach is most suitable?

<p>Customised Packages (D)</p> Signup and view all the answers

Which of these is NOT typically a function of system software?

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

Software that helps people or teams to work together is categorised as what?

<p>Workgroup Application Software (A)</p> Signup and view all the answers

Which software provides an interface enabling users to interact with the computer's hardware and software resources?

<p>Operating System (A)</p> Signup and view all the answers

Which of the following scenarios best illustrates the use of a WQHD screen resolution?

<p>A professional graphic design workstation needing a balance between high resolution and performance. (B)</p> Signup and view all the answers

A user requires a device to provide both audio output and the ability to record spoken instructions. Which combination of devices would best serve this purpose?

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

Which of the following input devices is most directly designed for character input?

<p>Keyboard. (C)</p> Signup and view all the answers

Consider a situation where a gamer requires precise and tactile control in a racing simulation. Which input device is most suited for this application?

<p>Steering wheel. (A)</p> Signup and view all the answers

A smartphone is capable of both input and output. Which of the following pairs correctly identifies an input and output component of a smartphone?

<p>Camera (input), Screen (output) (B)</p> Signup and view all the answers

If you needed to convert a physical document into a digital format for editing on a computer, which input device would you use?

<p>Scanner. (D)</p> Signup and view all the answers

A video editor needs a display that offers a significantly higher resolution than Full HD but does not require the top-end processing power needed for 4K. Which screen resolution is the optimal choice?

<p>2K (D)</p> Signup and view all the answers

What is the primary function of a computer's central processing unit (CPU)?

<p>To process instructions and manage the computer's operations. (A)</p> Signup and view all the answers

Which of the following scenarios best illustrates the role of memory (RAM) in a computer system?

<p>A graphic designer using Adobe Photoshop, with the application and current project files actively loaded for quick access. (A)</p> Signup and view all the answers

A computer user is experiencing slow performance when running multiple applications simultaneously. Which hardware component is most likely the bottleneck?

<p>The RAM, due to insufficient capacity to hold all active programs and their data. (D)</p> Signup and view all the answers

Why is it important to consider the generation of an Intel Core i7 processor, rather than just the brand name, when evaluating its performance?

<p>Newer generations typically offer improved architecture, clock speeds, and features compared to older ones. (A)</p> Signup and view all the answers

What is the primary function of the processor (CPU) in a computer system?

<p>To execute instructions and perform calculations necessary for running software and managing hardware components. (D)</p> Signup and view all the answers

Which of the following best describes the relationship between primary storage (RAM) and secondary storage (Hard Drive/SSD)?

<p>Primary storage is faster and used for active data, while secondary storage is slower and used for long-term data retention. (D)</p> Signup and view all the answers

A user wants to upgrade their smartphone for better gaming performance. Which CPU manufacturer's mobile processors should they primarily consider?

<p>Qualcomm Snapdragon or Apple, as they are commonly used in smartphones. (C)</p> Signup and view all the answers

A computer has an Intel Core i5 13500F processor. What does the 'F' suffix indicate?

<p>The CPU has no integrated graphics. (A)</p> Signup and view all the answers

Which of the following scenarios demonstrates the use of storage rather than memory?

<p>Backing up important documents to an external hard drive for safekeeping. (C)</p> Signup and view all the answers

Flashcards

Hardware

Physical components of a computer system that you can touch.

Software

Programs and data that run on a computer, which you cannot physically touch.

Input Devices

Devices that feed data into a computer system.

Output Devices

Devices that present the results of processing from a computer.

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Hybrid Hardware

Hardware that combines traits of different systems or operations.

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Mouse

Input device that moves a cursor on a display screen.

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Touch Screen

Input device that allows users to interact with a computer by touching the screen.

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Keyboard

Input device consisting of keys that allow a user to enter text and characters into a computer.

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Scanner

Device that captures images of objects and converts them into a digital format.

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Webcam

Video input device that captures moving or still images for transmission over the internet.

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Microphone

Device that converts sound waves into electrical signals.

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Storage (computing)

The saving of digital data to a storage device using computing technology.

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Memory (computing)

Physical devices for storing programs and data temporarily or permanently.

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ROM

Memory that retains data even when the power is off; non-volatile.

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RAM

Volatile memory type; requires power to maintain stored information.

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Processor

CPU; executes instructions to perform calculations and control the computer.

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CPU Manufacturers

The two main manufacturers of CPUs for computers are AMD and Intel.

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CPU

The central processing unit.

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CPU Identifier

Additional information about a CPU. 'F' means no integrated graphics.

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System Software

Programs that manage hardware and software resources.

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Application Software

Software designed for user-specific tasks.

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Desktop Operating Systems

Windows, MacOS, and Linux.

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Operating System Functions

Performing common hardware functions, providing a user interface, and managing system memory.

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Proprietary Application Software

Software designed to perform a specific or unique task.

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Customised Packages

A pre-made solution that can also be altered.

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Personal Application Software

Software to help a single person accomplish a task.

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Workgroup Application Software

Software that enables teams to collaborate.

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Study Notes

  • COA1X1 Day 1: Computer Architecture

Computer Architecture - Important Information

  • A lecturer will share details on assessments, assignments/projects, and relevant details.

A Computer

  • Hardware: tangible components of a computer system, such as the screen, mouse, keyboard, PC case, and printer.
  • Software: intangible components that reside on the screen and are interacted with, like Windows, Word, and Paint.
  • Who is considered the father of computing and why?
  • What kind of computer system is required to host and run ChatGPT?
  • Is a smartphone a computer? What about an Apple watch, a car, a cat feeder, or a blood sugar monitor?
  • How is a computer defined?

Hardware Categories

  • Input: Data entered into or received by a computer.
  • Output: How a computer shows the results of processing.
  • Processing: Actions a computer takes to execute a user's commands.
  • Hybrids: Hardware with mixed operations/fields/different systems, e.g., a modem.

Input Devices

  • Pointing Devices:
    • Mouse
    • Touch Screen
  • Text Input Devices:
    • Keyboards
  • Image and Video Input Devices:
    • Scanner
    • Webcam
  • Audio Input Devices:
    • Microphone
  • Gaming Input Devices:
    • Joystick
    • Game Pad
    • Steering Wheel
    • One-Handed Keyboards
    • Adaptive Controller

Output Devices

  • Output Hardware:
    • Printer
    • Monitor
    • Speakers

Screen Resolution

  • Research and define screen resolutions, and provide scenarios in which these resolutions would be ideally used: Full HD, 2K, WQHD, 4K, and UHD

Hybrid Devices

  • Phones can output information through their screens and speakers.
  • Phones accept input through their cameras and touch screens.

Processing

  • A processor or CPU (Central Processing Unit) is the logic circuitry that responds to and processes the basic instructions that drive a computer.
  • Storage is a process through which digital data is saved within a data storage device by means of computing technology.

Memory

  • Memory refers to the physical device used to store programs data on a temporary or permanent basis for use in a computer or other digital electronic device.

Memory Categories

  • Primary Storage (Internal Memory):
    • ROM
    • RAM
  • Secondary Storage (External Memory):
    • Hard Drives.

Processor (CPU)

  • Instructions are processed inside the CPU.
  • Electrical signals transmit information for calculations.
  • The 2 main CPU manufacturers are AMD and Intel.
  • AMD and Intel CPUs are used in desktop computers, laptops, and servers.
  • Qualcomm Snapdragon and Apple silicone are CPUs for phones.

Central Processing Unit

  • Intel vs AMD
  • Which wins?
  • Where are their chips used?

CPU Naming Breakdown

  • Brand Name
  • Generation
  • Unit Number/SKU
  • CPU identifier
  • Additional Info: not always present, may indicate lack of integrated graphics. For example: Intel Core i5 13500F, the F indicates no integrated graphics

Software

  • System Software:
    • Coordinates hardware activities and functions.
    • Ex. Microsoft and Apple MacOS
  • Application Software:
    • Solutions developed to solve problems and add functions the OS may lack.

System Software

  • Windows, MacOS, and Linux are major desktop operating systems.
  • Create list of the pros and cons for each.

Operating System Functions

  • Performs common hardware functions
  • Provides a user interface
  • Provides some hardware independence
  • Manages system memory
  • Manages processing tasks
  • Provides network capability
  • Controls access to resources through security measures
  • Manages files

Types of Application Software

  • Proprietary application software: Software designed to perform a specific or unique task (Off-The-Shelf Application Software or Customised Packages)
  • Personal application software: Software used by a single person to accomplish some goal.
    • Microsoft Office applications, database applications or graphics applications
  • Programming languages: Software that creates other software.
  • Workgroup application software is software that helps people or teams to work together.
  • Enterprise application software is software that benefits an entire organization.
  • Find three examples for each of the above categories.

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