Here are the answers to your questions:
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(i)
a) The function of a Motherboard is to act as the main circuit board that connects all the essential components of a computer, such as the CPU, RAM, and storage devices, allowing them to communicate with each other.
b) The function of a Visual graphic card (or Graphics Processing Unit - GPU) is to process and render images, videos, and animations, converting data into a signal that can be displayed on a monitor.
c) The function of RAM (Random Access Memory) is to provide temporary, high-speed storage for data and programs that the CPU is actively using, allowing for quick access and manipulation of information.
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(ii)
a) For sending mails: Email client software.
b) For organising files on the disk to put parts of the same files together: Disk defragmenter (a type of utility software).
c) Two important desired contents of a website are:
• Relevant and accurate information: Content that directly addresses the user's needs or interests.
• User-friendly navigation: Clear menus and links that allow users to easily find what they are looking for.
d) For typing a code for a programming language: Integrated Development Environment (IDE) or Text Editor.
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(iii)
a)
• RAM (Random Access Memory) is a volatile memory, meaning its contents are lost when the computer is turned off. It is used for temporary storage of data and programs currently being executed.
• ROM (Read-Only Memory) is a non-volatile memory, meaning its contents are retained even when the computer is turned off. It stores permanent instructions needed for booting the computer.
• The permanent memory is ROM.
b) The function of ROM in the computer is to store the firmware (like the BIOS) that is essential for the computer to start up, perform initial hardware checks, and load the operating system.
c) The full meaning of BIOS is Basic Input/Output System.
Two components of the BIOS are:
• Power-On Self-Test (POST): A diagnostic program that checks the computer's hardware during startup.
• CMOS Setup Utility: A configuration program that allows users to modify system settings such as boot order, date, and time.
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