Computer Memory Basics

What is computer memory?

• Computer memory is a type of keyboard

• Computer memory is a type of monitor

• Computer memory is a physical device that stores data and instructions for the CPU to access quickly.

• Computer memory is a type of printer

Which of the following is not a type of computer memory? A) RAM B) ROM C) CPU D) Cache

• B

• C

• D

• A

Differentiate between primary memory and secondary memory.

• Primary memory is non-volatile and directly accessible by the CPU, while secondary memory is volatile and used for long-term storage.

• Primary memory is volatile and directly accessible by the CPU, while secondary memory is non-volatile and used for long-term storage.

• Primary memory is non-volatile and used for short-term storage, while secondary memory is volatile and used for long-term storage.

• Primary memory is volatile and used for long-term storage, while secondary memory is non-volatile and directly accessible by the CPU.

Convert 1 GB to MB.

• 1000 MB

• 2048 MB

• 512 MB

• 1024 MB

Why is computer memory important?

• Computer memory has no impact on system performance.

• Computer memory is only needed for gaming purposes.

• Computer memory is crucial for storing data and instructions that the CPU needs to perform tasks efficiently.

• Computer memory is primarily used for decorative purposes.

Which memory type is non-volatile? A) RAM B) ROM C) Cache D) Register

• D) Register

• A) RAM

• C) Cache

• B) ROM

Name the primary memory component that stores data currently being processed by the CPU.

• Hard Drive

• Cache

• RAM

• ROM

What is the smallest memory unit? A) Byte B) Kilobyte C) Bit D) Megabyte

• B) Gigabyte

• A) Megabyte

• D) Terabyte

• C) Bit

Explain the concept of virtual memory.

• Virtual memory is a type of software used for data encryption.

• Virtual memory is a physical storage unit within the computer.

• Virtual memory is a memory management technique that allows a computer to compensate for physical memory shortages by temporarily transferring data from RAM to disk storage.

• Virtual memory is a technique used to increase the speed of RAM.

Which memory type is faster but more expensive? A) RAM B) ROM C) HDD D) SSD

• D) SSD

• B) ROM

• A) RAM

• C) HDD