A test blueprint describes the key elements of a test, including the content to be covered, the amount of emphasis allocated to each content area, and other important features.
Blueprinting is one method of constructing exams in order to ensure alignment with course goals and objectives.
It has several advantages, one of which is assisting you in constructing multiple items (such as for a question bank) that differ, yet assess the same objective at the same level.
What is a Table of Specifications? A TOS, sometimes called a test blueprint, is a table that helps teachers align objectives, instruction, and assessment (e.g., Notar, Zuelke, Wilson, & Yunker, 2004).