MySQL 5.7 Reference Manual Abstract

The document is a tutorial from which version of MySQL?

• 5.5

• 5.6

• 5.7

• 5.8

Answer explanation

The tutorial is from MySQL version 5.7, which introduced several new features and improvements over previous versions, making it the correct choice among the options provided.

Fill in the blank: Section 7.9 is about ______.

• Using AUTO_INCREMENT

• Using Foreign Keys

• Searching on Two Keys

• Calculating Visits Per Day

Answer explanation

Section 7.9 focuses on using AUTO_INCREMENT, which is a feature in databases that automatically generates a unique number for new rows, making it easier to manage primary keys.

Fill in the blank: Section 4.4.4 is about ______.

• Selecting All Data

• Selecting Particular Rows

• Selecting Particular Columns

• Sorting Rows

Answer explanation

Section 4.4.4 focuses on 'Sorting Rows', which involves arranging data in a specific order based on one or more columns. This distinguishes it from selecting all data, particular rows, or columns.

Which document should be referred to for MySQL NDB Cluster 7.6 Community release licensing information?

• MySQL NDB Cluster 7.6 Commercial Release License Information User Manual

• MySQL NDB Cluster 7.6 Community Release License Information User Manual

Answer explanation

The correct document for licensing information specific to MySQL NDB Cluster 7.6 Community release is the 'MySQL NDB Cluster 7.6 Community Release License Information User Manual', as it directly addresses the community version.

What must Oracle customers have to access electronic support?

• A purchased support plan

• A free trial

• A special invitation

• A student ID

Answer explanation

Oracle customers must have a purchased support plan to access electronic support. This ensures they receive the necessary resources and assistance from Oracle.

In batch mode, you place your queries in a file beforehand, then tell mysql to ____.

• execute the contents of the file

• delete the file

• edit the file

• move the file

Answer explanation

In batch mode, MySQL allows you to execute multiple queries stored in a file. Therefore, the correct choice is to 'execute the contents of the file', as this is the primary function of batch processing.

The chapter describes the entire process of setting up and using a ____.

• database

• web page

• image

• document

Answer explanation

The chapter focuses on the process of setting up and using a database, which involves creating, managing, and querying data. This is distinct from web pages, images, or documents, which do not encompass the same comprehensive setup process.

Both ways of using mysql are covered in this ____.

• chapter

• image

• document

• video

Answer explanation

The correct answer is 'chapter' because it indicates a section of a text that covers both ways of using MySQL, which is typically found in a book or manual. The other options do not imply a comprehensive coverage of the topic.

What does the 'mysql>' prompt indicate?

• A) MySQL is ready for SQL statements

• B) Connection failed

• C) Server is offline

• D) Password is incorrect

Answer explanation

The 'mysql>' prompt indicates that MySQL is ready to accept SQL statements. It signifies a successful connection to the MySQL server, allowing users to execute queries.

Fill in the blank: The '********' in the command represents your ________.

• password

• username

• host

• database

Answer explanation

In the command, the '********' typically represents your password, which is required for authentication. The other options like username, host, and database do not fit the context of a password placeholder.