Examlex
The SQL command ________ adds one or more new columns to a table.
Pilot Study
A small-scale preliminary study conducted to evaluate feasibility, duration, cost, and adverse events in preparation for a full-scale research project.
Observation
The action or process of closely monitoring or noting phenomena or behaviors to gather information.
Social Bookmarking Websites
Online platforms where users can save, organize, search, and manage bookmarks of web pages, allowing for easy sharing and discovery of content.
Direct Arrangement
A method of organization where information is presented in a straightforward, linear order, often used in writing or speech to clearly convey a message.
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