2025 G9 Computer Science Unit Revision Sem 1

CONVERSION

Convert the Hexadecimal value of D52 to Binary

CONVERSION

Convert the Hexadecimal value of 1052 to Binary

What is 1024 Mebibyte

• 1 Gibibyte

• 1024 Gibibyte

• 1 Mebibyte

• 1024 Kibibyte

• 1 Gigabyte

What is 1000 Megabytes

• 1 Gibibyte

• 1024 Gibibyte

• 1 Mebibyte

• 1024 Kibibyte

• 1 Gigabyte

What is 8 bits

• 1 byte

• 1024 Gibibyte

• 1 Mebibyte

• 1024 Kibibyte

• 1 Gigabyte

What is 1000 kilobytes

• 1 byte

• 1 Megabyte

• 1 Mebibyte

• 1024 Kibibyte

• 1 Gigabyte

What is 8000 bits

• 1 Kilobyte

• 1 Megabyte

• 1 Mebibyte

• 1024 Kibibyte

• 1 Gigabyte

CONVERSION

Convert the Denary value of 246 to Hexadecimal

CONVERSION

Convert the Hexadecimal value of 5A to Denary

Tick all that describe how a keyboard key when pressed and

converted into binary values for computer processing.

• ASCII or Unicode character code values are used

• Each ASCII or Unicode character has a unique binary value

• Uses a character set of ASCII or Unicode

• Uses denary values

• Uses images to show