BCS Bachelor of Computer Science Degree 5

Question 1

In software engineering, what is the purpose of the 'Agile' development methodology?

Accepted Answer

To deliver working software incrementally through iterative development

Answer

Agile focuses on iterative development, delivering working software in short cycles called sprints with continuous feedback.

Question 2

Which data structure would be most efficient for implementing a priority queue?

Accepted Answer

Heap

Answer

A Heap (typically a binary heap) provides O(log n) insertion and O(1) peek operations, making it ideal for priority queues.

Question 3

In the context of TCP/IP, what is the purpose of the three-way handshake?

Accepted Answer

To establish a reliable connection between client and server

Answer

The TCP three-way handshake (SYN, SYN-ACK, ACK) establishes a reliable connection and synchronizes sequence numbers.

Question 4

What is Big Data's '3 Vs' model used to characterize?

Accepted Answer

Volume, Velocity, and Variety of data

Answer

The 3 Vs of Big Data are Volume (amount), Velocity (speed), and Variety (diversity of data types).

Question 5

In version control with Git, what does the command 'git rebase' do?

Accepted Answer

Moves or replays commits onto a new base commit

Answer

Git rebase moves a sequence of commits to begin at a new base commit, creating a linear project history.

BCS - Bachelor Of Computer Science Degree Practice Test