Year 10 PPE revision V2

Front

What is algorithm decomposition?

Back

Breaking down a complex problem into smaller, more manageable parts.

Front

What is algorithm abstraction?

Back

Focusing on the essential features of a problem, ignoring the irrelevant details.

Front

What is the purpose of trace tables in algorithms?

Back

To track the values of variables at each step of an algorithm to help debug and understand the flow.

Front

What are the basic data types in programming?

Back

Integer, real, Boolean, character, string.

Front

What are variable and constant declarations in programming?

Back

Variable declaration assigns a storage location, while constant declaration assigns a fixed value that cannot be changed.

Front

What are iteration and selection in programming?

Back

Iteration is repeating a set of instructions, while selection is choosing between different paths based on conditions.

Front

What are subroutines in programming?

Back

Reusable blocks of code, such as procedures and functions, that perform a specific task.

Front

What is the difference between definite and indefinite iteration?

Back

Definite iteration repeats a known number of times, while indefinite iteration continues until a condition is met.

Front

What are arithmetic operators in programming?

Back

Addition, subtraction, integer division, real division, remainders.

Front

What are relational operations in programming?

Back

Equal to, not equal to, less than, greater than, less than or equal to, greater than or equal to.