WJEC Eduqas A Level Computer Science

C1 Section 3: Algorithms and Programs: revision quiz and key terms

Free practice for C1 Section 3: Algorithms and Programs in WJEC Eduqas A Level Computer Science. It covers: full topic test for C1 Section 3: Algorithms and Programs. Try the questions, then check the key terms.

Try 5 free questions

No sign-in needed. Tap an answer to check it.

Question 1 · Multiple choice

What is the main difference between a variable and a constant?

Question 2 · True or false?

A standard function is a pre-written subprogram provided by a language or library.

Question 3 · Multiple choice

Which compression technique replaces a sequence of repeated values with a single value and a count?

Question 4 · True or false?

A linear search can only be performed on a list that has already been sorted.

Question 5 · Multiple choice

What is the worst-case time complexity of a bubble sort on a list of n items?

In RADevo, this topic has fill-in-the-blank, matching, multiple-choice and true or false activities, and every question you get wrong comes back in Revise today until you've learnt it.

Key terms for C1 Section 3: Algorithms and Programs

Binary search: A search that repeatedly halves a sorted list by comparing the target with the middle item.
Constant: A named value that cannot change while the program is running.
Local variable: A variable declared inside a subprogram that can only be accessed within that subprogram.
Modular programming: Breaking a program into smaller, self-contained subprograms.
Parameter: Allows data to be passed into a procedure or function when called.
Run-length encoding: A lossless compression method that stores runs of repeated data as a single value and a count.
Shortest-path algorithm: Finds the most efficient route between two points in a graph.

What C1 Section 3: Algorithms and Programs covers

In RADevo this topic has a full topic test and a focused quiz for each part:

C1 Section 3: Compression
C1 Section 3: Programming Constructs
C1 Section 3: Searching Algorithms
C1 Section 3: Sorting Algorithms
C1 Section 3: Validation, Testing and Comparison of Algorithms
C1 Section 3: Variables and Constants

Teaching WJEC Eduqas A Level Computer Science?

Set this topic as homework in two clicks, see who has done it and which questions your class got wrong, and start every lesson with a Do Now built from their mistakes.

Start a free 2-week trial

Revising for this?

If your school uses RADevo, sign in to do the full quizzes and keep your progress. If it doesn't, show this page to your Computing teacher.