Memory & Units
6 reference items
How many bits are contained in a single Nibble?
A
4 bits
Explanation
A nibble is exactly half of a byte, consisting of 4 bits.
What is considered the smallest unit of computer data storage?
A
Bit
Explanation
A bit (binary digit) holds a single logical state of either 0 or 1.
Which type of computer memory is volatile and lost when powered off?
A
RAM
Explanation
RAM (Random Access Memory) is fast, volatile storage used for active system tasks.
Exactly how many Kilobytes make up one standard Megabyte?
A
1024 Kilobytes
Explanation
In the binary system, 1 Megabyte equals exactly 1024 Kilobytes.
Which is the absolute fastest type of memory in a computer?
A
Cache
Explanation
Cache memory is ultra-fast static RAM located directly inside or near the CPU.
Which storage technology has no moving parts and uses flash memory?
A
SSD
Explanation
Solid State Drives (SSDs) use flash memory chips, making them faster and quieter than HDDs.