Y10 revisionr

In computing, a bit is

• 8 bytes
• a single    0 or 1     on or off

Convert 128 to binary

• 10000000
• 01111110
• 10000001
• 11001100

A kilobyte is

• 1024 bits

• 1024 bytes

How many megabytes are in 1 gigabyte?

• 1024
• 1
• 1024 x 10 = 10240

A kilobyte is usually rounded to 1000 bytes. But actually it is _____ bytes:

• 1024
• 512
• 1048
• 9600

Which is larger?

• Bit

• Byte

Convert 64 to binary

• 10000000

• 01111110

• 01000000

• 11001100

What is the relationship between RAM, ROM, and overall computer performance?

• Both RAM and ROM contribute to the overall performance of a computer.
• ROM is irrelevant to computer performance.
• More RAM always leads to better performance, regardless of ROM.
• Only RAM affects the speed of the computer.

How is ROM different from RAM in terms of data retention?

• ROM is volatile

• ROM is non-volatile

• ROM is faster

• ROM is larger

What is typically stored in ROM?

• User documents

• Boot sequence (BIOS)

• Temporary files

• Internet cache