General Knowledge in Information Systems

What is a database management system (DBMS)?

• A DBMS is a programming language for creating applications.

• A DBMS is a type of hardware used for data storage.

• A database management system (DBMS) is software that manages databases.

• A DBMS is a network protocol for data transmission.

Explain the difference between relational and non-relational databases.

• Relational databases are only used for small datasets.

• Non-relational databases require SQL for data manipulation.

• Relational databases cannot handle unstructured data.

• Relational databases use structured tables and SQL, while non-relational databases use flexible formats and can handle unstructured data.

What are the key steps in the system analysis process?

• Define the problem, gather requirements, analyze the current system, identify alternatives, recommend solutions, document findings.

• Implement the solution directly

• Ignore user feedback

• Skip documentation entirely

Define the term 'requirements gathering' in system analysis.

• Requirements gathering is the implementation of software updates.

• Requirements gathering is the process of collecting and defining the needs and expectations of stakeholders for a system.

• Requirements gathering is the analysis of system performance metrics.

• Requirements gathering is the process of coding a system.

What programming languages are commonly used for application development?

• PHP

• Ruby

• Java, Python, C#, JavaScript, Swift

• Go

What is the purpose of an API in application programming?

• The purpose of an API in application programming is to facilitate communication and interaction between different software applications.

• To enhance the visual design of applications

• To store data in a database

• To create user interfaces

What are the main principles of information security?

• Data Encryption, Data Masking, Data Loss Prevention

• Authentication, Authorization, Accounting

• Risk Assessment, Compliance, Incident Response

• Confidentiality, Integrity, Availability (CIA triad)

What is the difference between encryption and hashing?

• Encryption is reversible with a key, while hashing is a one-way function.

• Encryption and hashing both produce the same output format.

• Hashing can be decrypted using a secret key, while encryption cannot.

• Encryption is a one-way function, while hashing is reversible with a key.

What are the essential components of web development?

• HTML, CSS, JavaScript only

• Networking and hardware setup

• Front-end, back-end, databases, web servers, APIs.

• Graphic design and content writing

What is the role of HTML, CSS, and JavaScript in web development?

• CSS is responsible for database management.

• HTML is used for server-side scripting.

• JavaScript is only for backend development.

• HTML structures content, CSS styles it, and JavaScript enables interactivity.