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Questions and Answers
Primary storage is also known as internal memory.
Primary storage is also known as internal memory.
True
ROM is volatile memory.
ROM is volatile memory.
False
RAM is used to store the instructions to start up the computer.
RAM is used to store the instructions to start up the computer.
False
Primary storage is directly accessible by the CPU.
Primary storage is directly accessible by the CPU.
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Accessing primary storage is slower than accessing secondary storage.
Accessing primary storage is slower than accessing secondary storage.
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Secondary storage is used to store programs and files currently being used by the processor.
Secondary storage is used to store programs and files currently being used by the processor.
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Study Notes
Primary Storage
- Primary storage is also known as internal or main memory.
- It is stored in memory chips that can be directly accessed by the computer's processor.
- The CPU continuously reads instructions stored there and executes them as required.
Types of Primary Storage
-
Read Only Memory (ROM)
- Non-volatile memory, meaning its contents cannot be changed by the user.
- Contents are not lost when the computer is switched off.
- Used to store the instructions to start up the computer.
-
Random Access Memory (RAM)
- Volatile memory, meaning it loses its contents when the computer is switched off.
- Used to store programs and files currently being used by the processor.
Comparison with Secondary Storage
- Primary storage is directly accessible by the CPU.
- Secondary storage is not directly accessible by the CPU.
- Computer uses input/output channels to access secondary storage.
- Accessing primary storage is faster than accessing secondary storage.
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Description
Primary storage, also known as internal or main memory, is stored in memory chips that can be directly accessed by the computer's processor. Learn about the different types of primary storage.
