Software Engineering Software Engineering 3

Question 1

Which Agile ceremony is held daily and limited to 15 minutes?

Accepted Answer

Daily Standup

Answer

The Daily Standup (or Daily Scrum) is a short synchronization meeting where team members share progress, plans, and blockers.

Question 2

What is 'Big O notation' used to express?

Accepted Answer

The asymptotic time or space complexity of an algorithm

Answer

Big O notation describes how an algorithm's runtime or memory usage grows relative to the size of its input.

Question 3

In version control, what is a 'merge conflict'?

Accepted Answer

Two branches modifying the same lines of a file in incompatible ways

Answer

A merge conflict occurs when two branches have made different changes to the same region of a file and Git cannot automatically reconcile them.

Question 4

What is the main advantage of microservices over a monolithic architecture?

Accepted Answer

Services can be deployed, scaled, and developed independently

Answer

Microservices allow each service to be scaled, updated, and deployed independently, enabling faster iteration and fault isolation.

Question 5

Which testing level verifies that individual components work correctly in isolation?

Accepted Answer

Unit testing

Answer

Unit testing targets the smallest testable parts of an application — individual functions or methods — in isolation from other components.

Software Engineering Practice Test