APCSP Creative Development 3

Question 1

Which of the following scenarios best demonstrates incremental development?

Accepted Answer

Adding one small feature at a time and testing each addition before moving on

Answer

Incremental development means building and testing one small piece at a time to catch errors early.

Question 2

A developer tests a program with inputs that fall outside the expected range. This is called:

Accepted Answer

Boundary testing

Answer

Boundary testing checks how a program handles values at or beyond the edges of expected input ranges.

Question 3

Why is decomposition useful during the creative development of a complex program?

Accepted Answer

It breaks a large problem into smaller, manageable subproblems

Answer

Decomposition makes complex problems easier to solve by dividing them into smaller, focused tasks.

Question 4

Which of the following is NOT a typical output of the design phase in program development?

Accepted Answer

The fully functional deployed application

Answer

The design phase produces plans and models; a fully deployed application is the output of development and deployment phases.

Question 5

A student surveys classmates to understand what features they want in a study app. This activity belongs to which phase of creative development?

Accepted Answer

Investigation

Answer

Gathering user requirements through surveys is part of the investigation (research) phase.

(APCSP) AP Computer Science Principles Practice Test