1. What does RAM stand for?
(A) Read-Access Memory
(B) Random-Access Memory
(C) Run-Access Memory
(D) Real-Access Memory
2. Which type of RAM needs to be refreshed periodically?
(A) SRAM
(B) DRAM
(C) Flash RAM
(D) ROM
3. What is the main characteristic of SRAM compared to DRAM?
(A) Needs to be refreshed periodically
(B) Is faster and more expensive
(C) Has higher storage capacity
(D) Is non-volatile
4. Which type of RAM is typically used for cache memory in CPUs?
(A) DRAM
(B) SRAM
(C) SDRAM
(D) DDR RAM
5. What does DRAM stand for?
(A) Dynamic Random-Access Memory
(B) Digital Random-Access Memory
(C) Direct Random-Access Memory
(D) Dual Random-Access Memory
6. Which of the following is a volatile type of memory?
(A) ROM
(B) Flash memory
(C) RAM
(D) EEPROM
7. What is the main function of RAM in a computer system?
(A) Permanent data storage
(B) Storing the BIOS
(C) Temporary storage for data and programs in use
(D) Storing firmware
8. Which RAM type is synchronized with the system clock?
(A) DRAM
(B) SRAM
(C) SDRAM
(D) ROM
9. What does DDR stand for in DDR RAM?
(A) Double Data Rate
(B) Direct Data Rate
(C) Dynamic Data Rate
(D) Dual Data Rate
10. Which type of RAM is known for being the most energy-efficient?
(A) DDR2
(B) DDR3
(C) DDR4
(D) SRAM
11. What is the main difference between DDR3 and DDR4 RAM?
(A) DDR3 is faster than DDR4
(B) DDR4 has lower voltage and higher transfer rates than DDR3
(C) DDR3 is used in servers, while DDR4 is used in desktops
(D) DDR4 is slower but more stable than DDR3
12. What is the typical storage size range for modern RAM modules?
(A) 512 KB to 2 MB
(B) 2 MB to 16 MB
(C) 1 GB to 32 GB
(D) 64 GB to 256 GB
13. Which of the following RAM types uses the least power?
(A) DDR2
(B) DDR3
(C) DDR4
(D) DRAM
14. In terms of speed, which RAM type is typically the fastest?
(A) DDR2
(B) DDR3
(C) DDR4
(D) SDRAM
15. What is the purpose of ECC (Error-Correcting Code) in RAM?
(A) To increase speed
(B) To reduce power consumption
(C) To detect and correct memory errors
(D) To increase storage capacity
16. Which RAM feature is crucial for server stability and data integrity?
(A) High frequency
(B) Low latency
(C) ECC (Error-Correcting Code)
(D) Overclocking capability
17. Which RAM type is designed for high-performance applications and gaming?
(A) DRAM
(B) DDR4
(C) SDRAM
(D) SRAM
18. What does SDRAM stand for?
(A) Synchronous Dynamic Random-Access Memory
(B) Static Dynamic Random-Access Memory
(C) Serial Dynamic Random-Access Memory
(D) Standard Dynamic Random-Access Memory
19. Which of the following is true about RAM?
(A) It is a permanent storage device
(B) It is slower than hard disk storage
(C) It allows data to be read and written quickly
(D) It is primarily used for long-term data storage
20. What is the role of RAM in a computer’s performance?
(A) It stores the operating system permanently
(B) It provides temporary storage for data and instructions that the CPU needs
(C) It serves as a backup storage device
(D) It holds the computer’s BIOS
