Database Management System API and SQL Quiz
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Database Management System API and SQL Quiz

Test your knowledge of database management system APIs and SQL, including data control language, data definition language, and data manipulation language. Explore the concepts related to accessing and modifying data, creating database objects, and securing and authorizing data access.

Created by
@UnbeatableMesa

Questions and Answers

What is the purpose of a database access language?

To access and modify data

Which component of a DBMS is responsible for parsing database access language requests?

Optimization engine

What function does the query processor perform in a DBMS?

Running queries and returning results

What is the role of the lock manager in a DBMS?

<p>Manage concurrent access to the same data</p> Signup and view all the answers

In the context of databases, what does 'big data' refer to?

<p>Extremely large and diverse collections of structured, unstructured, and semi-structured data</p> Signup and view all the answers

Which SQL command is used for defining database structures in a DBMS?

<p>Data Definition Language (DDL)</p> Signup and view all the answers

What does the Data Control Language (DCL) in SQL primarily deal with?

<p>Authorizing data access</p> Signup and view all the answers

What is the main purpose of an optimization engine in a DBMS?

<p>Parse database access language requests</p> Signup and view all the answers

What is the primary function of the Data Manipulation Language (DML) in SQL?

<p>Reading and modifying data</p> Signup and view all the answers

What is the significance of locks in a DBMS?

<p>To ensure multiple users aren't trying to modify the same data simultaneously</p> Signup and view all the answers

What type of data does 'big data' typically refer to?

<p>Structured, unstructured, and semi-structured data</p> Signup and view all the answers

What does the term 'velocity' refer to in the context of big data?

<p>The rate at which new data is generated or streamed into a system</p> Signup and view all the answers

What is big data?

<p>Large and diverse datasets that are huge in volume and also rapidly grow in size over time</p> Signup and view all the answers

What is the main purpose of machine learning?

<p>To automatically enable a machine or system to learn and improve from experience</p> Signup and view all the answers

What is the role of web developers?

<p>Designing features and functionality of websites and apps</p> Signup and view all the answers

What is the subset of artificial intelligence that uses algorithms to analyze large amounts of data?

<p>Machine learning</p> Signup and view all the answers

What does big data help solve using advanced analytics?

<p>Solving business problems and making informed decisions</p> Signup and view all the answers

What technology enables machines and computers to mimic cognitive functions associated with human intelligence?

<p>Artificial intelligence</p> Signup and view all the answers

What type of datasets does big data describe?

<p>Large and diverse datasets that rapidly grow in size over time</p> Signup and view all the answers

What is the primary focus of big data solutions?

<p>'Collecting, processing, and analyzing data at the speed needed to gain the most value from it'</p> Signup and view all the answers

'Web development' is usually reserved for which aspect of website construction?

<p>'Designing features and functionality'</p> Signup and view all the answers

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