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Knowledge
Personal computers (PCs) have evolved into powerful machines suitable for various applications, including gaming, design, and office tasks. The chapter discusses different types of computers, from desktops to supercomputers, as well as the concept of computer memory which is essential for processing and storage. Primary memory (RAM and ROM) is crucial to system performance and communication with secondary storage devices.
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References
chapter 15 part B.pdfClass Notes
Memorization
What we have learnt
- PCs have diversified into d...
- Memory types include primar...
- RAM is volatile, while ROM ...
Final Test
Revision Tests
What we have learnt
- PCs have diversified into desktops, laptops, and supercomputers.
- Memory types include primary (RAM and ROM) and secondary storage devices.
- RAM is volatile, while ROM is non-volatile.
Key Concepts
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Term: Personal Computer (PC)
Definition: A stand-alone microcomputer used for a variety of applications including document processing, gaming, and graphic design.
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Term: Random Access Memory (RAM)
Definition: A type of computer memory that is used to store data and program instructions temporarily while the computer is on.
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Term: ReadOnly Memory (ROM)
Definition: A type of non-volatile memory that contains instructions that can only be read, not written to.
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Term: Supercomputer
Definition: The fastest type of computer, used primarily for tasks requiring extensive computation power, such as weather forecasting and scientific simulations.