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Representation of data in computer systems
Introduction
30. Definitions of units
Definitions of units - Part A
Definitions of units - Test A
Definitions of units - Part B
Definitions of units - Test B
Definitions of units - Part C
Definitions of units - Test C
Definitions of units - Part D
Definitions of units - Activity 1
Definitions of units - Activity 2
31. Binary format
Binary format - Part A
Binary format - Test A
Binary format - Part B
Binary format - Test B
Binary format - Part C
Binary format - Activity 1
Binary format - Activity 2
Binary format - Activity 3
32. Converting positive denary whole numbers
Converting positive denary whole numbers - Part A
Converting positive denary whole numbers - Test A
Converting positive denary whole numbers - Part B
Converting positive denary whole numbers - Test B
Converting positive denary whole numbers - Activity
33. Adding 8-bit binary numbers
Adding 8-bit binary numbers - Part A
Adding 8-bit binary numbers - Test A
Adding 8-bit binary numbers - Part B
Adding 8-bit binary numbers - Test B
Adding 8-bit binary numbers - Activity
34. Hexadecimal numbers
Hexadecimal numbers - Part A
Hexadecimal numbers - Test A
Hexadecimal numbers - Part B
Hexadecimal numbers - Test B
Hexadecimal numbers - Part C
Hexadecimal numbers - Test C
Hexadecimal numbers - Part D
Hexadecimal numbers - Starter Activity
Hexadecimal numbers - Activity 1
35. Character sets
Character sets - Part A
Character sets - Test A
Character sets - Part B
Character sets - Test B
Character sets - Part C
Character sets - Test C
Character sets - Part D
Character sets - Activity 1
Character sets - Activity 2
36. Images
Images - Part A
Images - Test A
Images - Part B
Images - Activity 1
Images - Activity 2
37. Metadata in images
Metadata in images - Part A
Metadata in images - Test A
Metadata in images - Part B
Metadata in images - Test B
Metadata in images - Part C
Metadata in images - Test C
Metadata in images - Activity 1
Metadata in images - Part D
Metadata in images - Activity 2
38. Sound
Sound - Part A
Sound - Test A
Sound - Part B
Sound - Test B
Sound - Part C
Sound - Test C
Sound - Part D
Sound - Activity 1
39. Instructions - new
Instructions
Instructions - Test
Instructions - Activity 1
Instructions - Test a Friend
Sound - Test B
38. Sound
←
Restart this test
Which frequency can humans hear up to?
a) 12khz
b) 44khz
c) 48khz
d) 20khz
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