RAM

What does SDRAM stand for and how does it function?

Synchronous Dynamic RAM; it works in sync with the system clock.

How many pins does DDR RAM have?

184 pins.

What is the improvement of DDR2 RAM over DDR?

It doubles the speed using a technique called prefetch.

What is the key feature of DDR4 RAM?

It has 288 pins and offers the highest speeds of modern RAM.

How is RAM capacity typically measured?

In bytes, commonly in gigabytes (GB).

What is a major difference between single-sided and double-sided RAM?

Single-sided RAM has chips on one side, whereas double-sided RAM has chips on both sides.

What happens if you mix different sizes of RAM in channels?

While possible, it's best to use RAM sticks of the same size and speed for compatibility.

What does ECC RAM do?

It can correct errors in up to two slots.

What are SO-DIMMs?

Smaller RAM sticks used in laptops that function like regular RAM.

What is the role of Serial Presence Detect (SPD)?

A chip on the RAM that stores information about its size and speed.

How should RAM be installed into a motherboard slot?

Align the notches and push the RAM straight down until it clicks.

What should you do to verify successful RAM installation?

Check the system information after booting to ensure the RAM is recognized.

What special consideration is there for adding RAM to laptops?

It might involve unscrewing the back panel for installation.