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BTEC Computing Questions with 100% Correct Answers | Latest Update 2024
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BTEC Computing Questions with 100% Correct Answers | Latest Update 2024
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BTEC Computing Questions with 100% Correct Answers Latest Update 2024 Multi -Functional Devices Devices that can do more than one thing. Personal Computer (PC) A general -purpose computer designed for personal/work use. Components of a PC - CPU - RAM - Backing Storage - Motherboard Mobile Devices Devices designed for portability. Compnents of Mobile Devices - System -on-a-Chip (SoC) Servers Computers designed for redundancy, to serve multiple users 24/7. Components of Servers [Hardware specific to task] - Multiple Power Supplies - More RAM - Multiple CPUs - Multiple Storage Drives System Performance Factors - CPU Clock Speed - # of CPU Cores - CPU Cache Size - Amount of RAM Input Devices Provides a way for the user to put data into the computer. Input De vices (Examples) Keyboard, Moue, Microphone, Camera Output Devices Provides a way for a computer to give data back to the user. Output Devices (Examples) Printer, Monitor, Speakers RAID Redundant Array of Independent Disks Purpose of RAID To make multiple disks act as one logical disk, with data redundancy and improved read/write speed. NAS Network Attached Storage Real -Time Operating System Monitors external events, processes consistently within deadlines. Single -User/Single -Task OS Only one task, one pers on at a time. Single -User/Multitasking OS One user at a time. Multiple applications can be open at the same time. Multi -User/Multitasking OS OS that can have multiple users, multiple apps open at a time. The Kernel (Program Execution) - Load Software - Allocate System Resources - Run and Terminate programs The Kernel (Interrupts) The Kernel (Modes) The Kernel (Memory Management) The Kernel (Multi -Tasking) The Kernel (Disk Access) The Kernel (File Systems)The benefits of buying summaries with Stuvia:
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