Database Principles and Practices Quiz

What is a database primarily used for?

• Storing and organizing data

• Creating software applications

• Designing websites

• Managing hardware resources

Which of the following is a type of database that organizes data in a tree-like structure?

• NoSQL database

• Object-oriented database

• Hierarchical database

• Relational database

What does SQL stand for?

• Systematic Query Language

• Structured Query Language

• Simple Query Language

• Standard Query Language

Which of the following is NOT an advantage of relational databases?

• Ad-hoc capability

• High performance for all queries

• Easier database design

• Structural independence

What is the main focus of object-oriented databases?

• Managing user access

• Organizing objects

• Storing data in tables

• Organizing actions

In which decade were relational databases developed?

• 1970s

• 1980s

• 1960s

• 1990s

What is the primary purpose of NoSQL databases?

• To store structured data

• To handle large collections of distributed data

• To manage relational data

• To create hierarchical structures

Which of the following describes the concept of 'atomicity' in databases?

• Data can be accessed by multiple users simultaneously

• Data must be consistent across all records

• Data is stored in a fixed schema

• Data can be broken down into smaller parts

What type of database is best suited for unstructured big data?

• Relational database

• Hierarchical database

• NoSQL database

• Object-oriented database

Which cloud service model provides the most basic level of cloud computing services?

• Software as a Service (SaaS)

• Platform as a Service (PaaS)

• Infrastructure as a Service (IaaS)

• Serverless computing