Daily Practice · GCSE Computer Science

Daily Practice - GCSE Computer Science

Systems, data representation, networks, algorithms and programming.

11th July 2024

5 questions · GCSE · 123 questions in this band

1
Data Representation: Images, Sound and Compression
Define the term 'pixel'.
2
Programming Practice: Writing and Refining Programs
Write the pseudocode header and body for a function called isAdult that takes one integer parameter called age and returns True if age is 18 or over.
3
SQL and Data Handling
A table called bookings has fields bookingId, customerName and eventDate. Write an SQL statement that deletes the booking with bookingId 45.
4
Trace Tables and Binary/Hex Conversions
Convert the 8-bit binary number 10110100 directly to hexadecimal by splitting it into nibbles.
5
Systems Architecture
Convert the denary number 156 to an 8 bit binary number.

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