Flashcards
Unit 2 revision
Flashcards do conjunto (14)
- 1What are some computer components?CPU, Motherboard, GPU, RAM, ROM, Network card, Power supply.
- 2What the components do?CPU – Executes instructions and processes data.
RAM – Stores data on programs currently running on the computer.
GPU – Processes graphics calculations for the computer.
Motherboard – Connects components together.
Secondary Storage – Stores data and files for the computer long term.
Network Card – Allows the computers to connect to a network - 3What are some input devicesMouse
Keyboard
Microphone
Webcam
Joystick / Controller - 4What are some output devices?Screen / Displays / Monitors
Projectors
Speakers / Earphones
Printers - 5What are some input and output devices?Touchscreens
Joystick / Controllers
Headset
Virtual Reality - 6What are some user needs?Ease of use
Performance
Accessibility
Requirements
Compatibility
Cost - 7Types of operating systemsReal-time OS
Batch OS
Multi-Tasking OS
Single-Task OS
Single-User OS
Multi-User OS - 8What is the kernel responsible for?Program Execution
Interrupts
Modes
Memory Management
Multi-Tasking
Disc Access
File Systems
Device Drivers - 9Some utility software can beSecurity
Cleaning
Software Updates
Backups
Peripherals - 10Some data processing functionsAggregation
Analysis
Sorting
Reporting
Conversion
Validating - 11The types of raid storageStripping storage - RAID 0, RAID 3, RAID 4, RAID 5
Mirroring storage - RAID 1
Parity error storage - RAID 6
Hamming error correction - RAID 2 - 12Purpose of the CPUThe purpose of the computer is to run programs that allow you to complete various tasks.
- 13Von Neumann ArchitectureIn the Von Neumann architecture, the CPU uses the memory (RAM) to store both data and programs alongside each other.
- 14Harvard ArchitectureUsing the Harvard model, memory is divided between storing data and storing programs separately.
Informações
- Descrição
- FlashCards sobre Unit 2 revision, criado por Chloe Marshall em 03-02-2020.
- Criado por
- Chloe Marshall · fev 2020
- Atualizado
- 3 fev 2020
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