All of the Following Are True About B+-Tree Indexes and Their

question 39

Multiple Choice

All of the following are true about B+-tree indexes and their files, except _____.

• A) A file with a B+-tree index built over the field by which the file is stored in sequence is an indexed sequential file.
• B) A track split might lead to a cylinder split.
• C) A track split might not lead to a cylinder split.
• D) A cylinder split must lead to a change in the tree index.
• E) A cylinder split must lead to an increase in the number of levels of the index tree.

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Definitions:

Drill-down

A technique used in data analysis and business intelligence that enables users to access detailed levels of information starting from a higher-level overview.

Business Intelligence

Refers to technological processes and tools that transform raw data into meaningful and useful information for business analysis purposes.

Financial Management

The practice of planning, directing, and controlling financial activities such as procurement and utilization of funds of an enterprise.

HR Management

The practice of recruiting, managing, and developing an organization's employees to maximize their performance.