CertiGuide to A+ (Core Hardware)  9  Chapter 0011:  System Memory

VIII  Chapter 00II: Summary 1 X  Chapter 0011: Test for Success Answers

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1. What is the process of erasing and reprogramming an EEPROM called?

A. Flashing

B. Upgrading

C. Burning

D. None of the above

2. What type of RAM is not synchronized with the system clock?

A. SDRAM

B. RDRAM

C. Asynchronous DRAM

D. DDR SDRAM

3. What is the term for memory that looses any of its stored information when the power to the system is shut off?

A. SRAM

B. ROM

C. Volatile

D. Non-volatile

4. What does EPROM stand for?

A. Electronic Programmable Read Only Memory

B. Erasable Permanent Read Only Memory

C. Electronic Permanent Read Only Memory

D. Erasable Programmable Read Only Memory

5. What is the term used for software that is stored on hardware?

A. Safeware

B. Firmware

C. Hard-software

D. ROM BIOS

6. What memory module uses a 168-pin connector?

A. SIMM

B. DIP

C. RIMM

D. DIMM

7. What is the storage capacity of an 8x8-60 30-pin SIMM RAM module?

A. 8 MB

B. 16MB

C. 32 MB

D. 64 MB

8. What are DIP modules prone to when they are installed on the motherboard using sockets? (Choose 2)

A. Chip creep

B. ESD

C. Mismatched pairs

D. Bent pins

E. Mismatched speeds

9. What is the minimum number of 72-pin SIMMs that would need to be installed in a 486DX2 system to have 64MB of RAM?

A. 2 - 32MB modules

B. 4 - 8MB modules

C. You can’t use 72-pin SIMMs in a 486DX2 system

D. 1 - 64MB SIMM

10. What SDRAM technology uses a 184-pin module and utilizes clock doubling?

A. Direct Rambus RAM

B. DDR SDRAM

C. SLDRAM

D. BEDO DRAM

11. You wish to add 64 MB of PC133 SDRAM to your system that has 128MB of RAM already. What two things would you ideally ensure are identical between the modules?

A. Size – Buy two 64MB modules

B. The speed (in nanoseconds)

C. The manufacturer

D. The DxW-S numbers

12. How many megabytes of RAM could theoretically be addressed with a 32-bit address bus?

A. 1 GB

B. 2 GB

C. 3 GB

D. 4 GB

13. What component of the system memory subsystem is responsible for synchronizing read/write cycles between RAM and other devices?

A. Chipset

B. Memory controller

C. Data bus

D. CPU

14. How many pins would a 9-bit SIMM have?

A. 72

B. 168

C. 184

D. 30

15. When you power on your system, the speaker sounds three short beeps, pauses, and then continues repeating the beep code. What is the first thing you should do?

A. Replace the RAM module

B. Replace the CPU

C. Reseat the video card

D. Reseat the memory module(s)

16. Which of the following are common RAM installation mistakes? [Choose two]

A. Not having enough hard disk space

B. Mismatched types of RAM

C. Mismatch speeds of RAM it does

D. Using a wrist strap while installing

17. Which of the following best describes the purpose, or design, of false parity memory?

A. It replaces parity memory where parity mode was unable to be turned off in the BIOS.

B. It replaces hard disk space when you run out of virtual memory.

C. It effectively reduces your total amount of RAM by 10 percent.

D. It can only be used in ATX- type motherboards.

18. What does ECC stand for, and what is its function? [Choose 2]

A. Error-Checking Conduit, or Error-Checking Control

B. Error-Checking Correcting, or Error-Checking Code

C. A protocol that detects single and multi-bit errors, and corrects single bit errors automatically.

D. A device that detects single and multi-bit errors, and corrects single bit errors automatically

19. What type of error does parity RAM memory solve?

A. Soft memory errors

B. Power on self test errors

C. Hard memory errors

D. None of the above. It doesn’t solve anything

20. How is the speed of a RAM module's access time measured?

A. In MHz

B. In MB/s

C. In nanoseconds

D. By it’s ramp speed

VIII  Chapter 00II: Summary 1 X  Chapter 0011: Test for Success Answers