TED-ED: How computer memory works - Kanawat Senanan

The video explores the role of memory in both humans and computers, explaining how computers use bits stored in memory cells to process data. It covers the differences between short-term and long-term memory, focusing on RAM and its types, DRAM and SRAM. The video also discusses long-term storage options like magnetic, optical, and solid-state drives, highlighting their advantages and limitations. Finally, it addresses the reliability of memory and ongoing research to improve memory technology.

What is the basic unit of computer memory?

• Megabyte

• Kilobyte

• Bit

• Byte

Which type of RAM requires periodic recharging to retain data?

• Flash Memory

• Static RAM

• Optical RAM

• Dynamic RAM

What is the main advantage of SRAM over DRAM?

• Lower cost

• Faster speed

• Less space required

• Higher capacity

Which type of storage uses a magnetic pattern on a spinning disk?

• Optical storage

• Solid-state drive

• Magnetic storage

• Cloud storage

What is a disadvantage of optical storage compared to magnetic storage?

• Non-removable

• Lower capacity

• Higher cost

• Faster latency

What is a common issue with solid-state drives over time?

• Charge leakage

• Dye degradation

• Demagnetization

• Corrosion of transistors

What are scientists currently exploring to improve memory devices?

• Enhancing mechanical parts of drives

• Increasing magnetic storage capacity

• Exploiting quantum properties of materials

• Developing new optical dyes