Daily Practice · GCSE Computer Science

Daily Practice - GCSE Computer Science

Systems, data representation, networks, algorithms and programming.

19th March 2025

5 questions · GCSE · 123 questions in this band

1
Programming Practice: Writing and Refining Programs
State the key difference between a procedure and a function.
2
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.
3
Trace Tables and Binary/Hex Conversions
A pseudocode algorithm is: count <- 0, x <- 10, WHILE x > 0, count <- count + 1, x <- x - 3, ENDWHILE, OUTPUT count. Complete a trace table for x and count, laid out as x | count, then state the value output.
4
Systems Architecture
Convert the denary number 156 to an 8 bit binary number.
5
Memory and Primary Storage
Order these from fastest access speed to slowest: RAM, cache, registers, secondary storage.

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