Bytes to Kilobytes (2 marks)
A file has a size of 2048 bytes. Express this size in kilobytes.
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Data Representation
Bits vs Bytes (2 marks)
Explain the difference between a ‘bit’ and a ‘byte’.
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Units Symbol ‘B’ (1 mark)
What does the symbol ‘B’ represent in data storage?
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Binary to Hexadecimal Process (3 marks)
The binary number 10010111 needs to be converted into hexadecimal. Describe the steps involved in this process.
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Decimal to Binary Process (3 marks)
Explain the process of converting the decimal number 101 to binary.
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Decimal to Hexadecimal (2 marks)
Write the decimal number 175 as a hexadecimal number.
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Binary to Decimal (2 marks)
Express the binary number 110101 in decimal.
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Hexadecimal to Binary (1 mark)
Convert the hexadecimal number 5A to its equivalent binary representation.
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Advantages of Using Base 2 (4 marks)
Explain two advantages of using base 2 (binary) in computer processors.
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Application of Hexadecimal (2 marks)
The hexadecimal number ‘1A3’ is used to set colours in web design, where each hex digits (in the group of three) represents red, green, and blue components, respectively. What is the value of the green component in binary?
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