ITC: 3.5 Memory

What are the two types of RAM?

• Static RAM (SRAM) and Dynamic RAM (DRAM)

• Non-volatile RAM (nvRAM) and Error Correction Code (ECC) RAM

• Double-Data Rate Synchronous Dynamic RAM (DDR SDRAM) and Regular RAM

• Random RAM (RRAM) and Sequential RAM (SRAM)

Which type of RAM does not require constant power to maintain the contents of memory?

• Static RAM (SRAM)

• Dynamic RAM (DRAM)

• Non-volatile RAM (nvRAM)

• Error Correction Code (ECC) RAM

Which type of RAM is faster and requires less power than the other type?

• Static RAM (SRAM)

• Dynamic RAM (DRAM)

• Non-volatile RAM (nvRAM)

• Error Correction Code (ECC) RAM

Where is SRAM typically used?

• Cache memory, such as CPU cache, hard disk cache, and cache in networking devices

• Main system memory on a computer

• Enterprise-level workloads and servers

• Mobile platforms

What is the main system memory used in personal computers?

• Static RAM (SRAM)

• Non-volatile RAM (nvRAM)

• Error Correction Code (ECC) RAM

• Dynamic RAM (DRAM)

Which generation of DDR RAM has twice the bandwidth of SDRAM?

• DDR

• DDR2

• DDR3

• DDR4

What is the voltage range for DDR2 memory?

• 1.2-1.5 volts

• 1.5-1.8 volts

• 1.8-2.5 volts

• 2.5-3.0 volts

Which form factor is used in laptops?

• DDR DIMM

• 144-pin SODIMM

• 200-pin SODIMM

• Universal DIMM (UniDIMM)

What is the purpose of ECC RAM?

• To detect and correct data corruption for critical databases

• To increase memory capacity

• To reduce power consumption

• To improve processing speed

Which industry uses ECC RAM to protect against data corruption?

• Finance

• Gaming

• Education

• Entertainment