ProgrammingStudy Notes

Practical Examples (OCR Pseudocode & Python)

Part of Selection (IF Statements)GCSE Computer Science

This study notes covers Practical Examples (OCR Pseudocode & Python) within Selection (IF Statements) for GCSE Computer Science. Revise Selection (IF Statements) in Programming for GCSE Computer Science with 15 exam-style questions and 8 flashcards. This is a high-frequency topic, so it is worth revising until the explanation feels precise and repeatable. It is section 7 of 9 in this topic. Use this study notes to connect the idea to the wider topic before moving on to questions and flashcards.

Topic position

Section 7 of 9

Practice

15 questions

Recall

8 flashcards

Practical Examples (OCR Pseudocode & Python)

Example 1: Grade Calculator

OCR Pseudocode:

score = input("Enter score: ")
if score >= 70 then
    grade = "A"
elseif score >= 60 then
    grade = "B"
elseif score >= 50 then
    grade = "C"
elseif score >= 40 then
    grade = "D"
else
    grade = "U"
endif
print("Grade: " + grade)

Python Equivalent:

score = int(input("Enter score: "))
if score >= 70:
    grade = "A"
elif score >= 60:
    grade = "B"
elif score >= 50:
    grade = "C"
elif score >= 40:
    grade = "D"
else:
    grade = "U"
print("Grade:", grade)

Example 2: Login Validation

username = input("Username: ")
password = input("Password: ")
if username == "admin" AND password == "secret123" then
    print("Access granted")
    loggedIn = true
else
    print("Access denied")
    loggedIn = false
endif

Keep building this topic

Read this section alongside the surrounding pages in Selection (IF Statements). That gives you the full topic sequence instead of a single isolated revision point.

Practice Questions for Selection (IF Statements)

Which programming construct is used to make a decision based on a condition?

  • A. FOR loop
  • B. IF statement
  • C. WHILE loop
  • D. Function definition
1 markfoundation

Explain the difference between using ELSEIF and using nested IF statements to test multiple conditions.

3 marksstandard

Quick Recall Flashcards

When use ELSEIF?
When you have multiple conditions to check
When use SWITCH?
Comparing one variable against many specific values

15 questions on Selection (IF Statements) — practise free

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