BGS, BSGS Bachelor of General Studies BSGS Computer Studies 2

Question 1

Which data structure operates on a Last-In, First-Out (LIFO) principle?

Accepted Answer

Stack

Answer

A stack follows LIFO, meaning the last element pushed is the first one popped.

Question 2

In object-oriented programming, what is 'encapsulation'?

Accepted Answer

Bundling data and methods that operate on that data within a single unit

Answer

Encapsulation bundles data and the methods that manipulate it into a single class, restricting direct access from outside.

Question 3

What does the acronym SQL stand for?

Accepted Answer

Structured Query Language

Answer

SQL stands for Structured Query Language, used to manage and query relational databases.

Question 4

Which layer of the OSI model is responsible for routing packets between networks?

Accepted Answer

Network Layer

Answer

The Network Layer (Layer 3) handles logical addressing and routing of packets across interconnected networks.

Question 5

What is the primary purpose of an operating system's scheduler?

Accepted Answer

To allocate CPU time among competing processes

Answer

The scheduler determines which process runs on the CPU and for how long, optimizing throughput and responsiveness.

BGS, BSGS Bachelor of General Studies Practice Test