HSC Software Engineering Quiz (Term 1)

Define object-oriented programming.

Answer explanation

Object-oriented programming (OOP) is a programming paradigm based on the concept of "objects", which can contain data and code. It promotes encapsulation, inheritance, and polymorphism, enabling more modular and reusable code.

List the steps in the software development lifecycle (SDLC).

Answer explanation

The software development lifecycle (SDLC) includes the following steps: 1. Planning, 2. Analysis, 3. Design, 4. Implementation, 5. Testing, 6. Deployment, and 7. Maintenance. These steps ensure systematic development.

What are the main features of Agile project management?

Answer explanation

Agile project management emphasizes flexibility, iterative progress, collaboration, and customer feedback. Key features include sprints, daily stand-ups, and continuous improvement, enabling teams to adapt quickly to changes.

What are the primary uses of UML diagrams?

Answer explanation

UML diagrams are primarily used for visualizing, specifying, constructing, and documenting the artifacts of a software system. They help in understanding system architecture and design, facilitating communication among stakeholders.

Define SQL injection and its impact on software security.

Answer explanation

SQL injection is a code injection technique that exploits vulnerabilities in an application's software by inserting malicious SQL statements. Its impact includes unauthorized access to data, data manipulation, and potential system compromise.

What is a syntax error? Provide an example.

Answer explanation

A syntax error occurs when code is written in a way that violates the rules of the programming language. For example, missing a closing parenthesis in 'print('Hello World' results in a syntax error.

What does TCP/IP stand for, and what is its purpose?

Answer explanation

TCP/IP stands for Transmission Control Protocol/Internet Protocol. Its purpose is to facilitate communication over the internet by providing a set of rules for data transmission between devices.

List the layers of the OSI model.

Answer explanation

The OSI model consists of seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application. Each layer serves a specific function in network communication.

Shelley's Tackle Word is creating a website for it's loyal fishing customers.

It want's to offer special offer pages, not on the public website.

Describe how encryption, validation and verification could used in this scenario.

Answer explanation

Encryption is the process of converting information into a code to prevent unauthorized access. An example is using HTTPS to secure online transactions, ensuring that sensitive data like credit card numbers are protected during transmission.

What is HTTP, and how does it differ from HTTPS?

Answer explanation

HTTP (Hypertext Transfer Protocol) is the foundation of data communication on the web. HTTPS (HTTP Secure) adds a layer of security using SSL/TLS, encrypting data to protect it from eavesdropping and tampering.