Principles of Computer
Science 2026 | Study
Guide, Practice Questions,
Answers, Rationales &
Exam Review | Complete
Ethics Study Guide
Updated 2026 Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales
Included
, Decomposition Breaking down a problem into smaller sub-problems.
Abstraction Removing unnecessary details from a problem to make it easier to understand.
Model A generalized version of a problem
Algorithmic Thinking Problem-Solving abilities relating to algorithms
Computational Thinking The way a computer solves problems
A habit of asking "How can computing help me solve problems?"
Data Types A means of classifying different data
Integer A whole number
Float Numbers that have a decimal point and a fractional part
Boolean True/False statement
Character A single letter, number or symbol in a given character set
String A sequence of characters
Casting Changing the data type