Adding Binary Bytes (3 marks)
Add the following 8-bit binary numbers (bytes): 11011100 and 10100101. Provide the final sum in binary form.
Adding Binary Bytes (3 marks) Read More »
AQA (8525)
Result of a Left Binary Shift (2 marks)
Perform a left logical shift by three places on the binary number 00011001. State the resulting binary number and explain how the value of the number has changed.
Result of a Left Binary Shift (2 marks) Read More »
Logical Binary Shift (2 marks)
A binary number 11010110 is to be shifted to the right by two places. Write the new binary number after the shift and explain the impact of this shift on the number’s value.
Logical Binary Shift (2 marks) Read More »
Units (4 marks)
Convert the following quantities of bytes into the largest whole unit possible and express the result as a whole number: 1,500,000 bytes and 12,000,000 bytes. State the unit and the corresponding value.
Giga vs Gibi (4 marks)
When a storage device is advertised as having a capacity of 2 gigabytes (GB), this might actually refer to gibibytes (GiB) since these terms are sometimes used interchangeably but incorrectly so. Explain whether the advertised capacity will appear larger, smaller, or the same when measured in gibibytes (GiB), and justify your answer based on the
Giga vs Gibi (4 marks) Read More »
Bytes to Kilobytes (2 marks)
A file has a size of 2048 bytes. Express this size in kilobytes.
Bytes to Kilobytes (2 marks) Read More »
Bits vs Bytes (2 marks)
Explain the difference between a ‘bit’ and a ‘byte’.
Bits vs Bytes (2 marks) Read More »
Units Symbol ‘B’ (1 mark)
What does the symbol ‘B’ represent in data storage?
Units Symbol ‘B’ (1 mark) Read More »
Binary to Hexadecimal Process (3 marks)
The binary number 10010111 needs to be converted into hexadecimal. Describe the steps involved in this process.
Binary to Hexadecimal Process (3 marks) Read More »
Decimal to Binary Process (3 marks)
Explain the process of converting the decimal number 101 to binary.
Decimal to Binary Process (3 marks) Read More »