FIRST PUBLISH OCTOBER 2024
AP Computer Science Principles Unit 1
UTeach Study Guide Solutions
Algorithm - ANSWER✔✔-A set of steps that completes a task
Flowchart - ANSWER✔✔-Visual representation of the structure and organization of an algorithm
Sequence - ANSWER✔✔-Each step of an algorithm follows the previous step
Selection - ANSWER✔✔-Conditional situation where an algorithm decides which sequence of
instructions to execute
Iteration - ANSWER✔✔-Completion and repetition of a sequence
Encryption/Encode and Decryption/Decode - ANSWER✔✔-protect and secure information by rendering
the information unreadable and then readable again using a strategy
Caesar cipher - ANSWER✔✔-Offsetting the alphabet by a certain number to scramble the letters of a
communication
Symmetric (single key) encryption - ANSWER✔✔-Use of the same key for encryption and decryption
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