Daily Practice · GCSE Computer Science

Daily Practice - GCSE Computer Science

Systems, data representation, networks, algorithms and programming.

19th June 2023

5 questions · GCSE · 123 questions in this band

1
Boolean Logic
Given P = 0 and Q = 1, state the value of P OR Q.
2
Data Representation: Number Systems
Convert the hexadecimal number 1A to denary.
3
Data Representation: Images, Sound and Compression
Define the term 'pixel'.
4
Programming Practice: Writing and Refining Programs
State the key difference between a procedure and a function.
5
SQL and Data Handling
A table called products has fields productId, name, price and stock. Write an SQL statement that changes the price of the product with productId 7 to 15.99.

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