Critique should be made in accordance with the components of effective presentations, including

achieving the purpose of the presentation in relation to the intended audience
determining the type of output medium
considering time constraints and computer hardware availability
determining the best design for a presentation that will communicate the message
providing a meaningful title and storyboard based on a focused message to be communicated
keeping the layout simple, easy to read, and appropriate for the content
choosing attractive colors, backgrounds, and themes that make the slide easy to read
keeping the text concise
choosing fonts, styles, and colors that are easy to read and emphasize important text
using visuals to help communicate the message of the presentation
determining additional advanced features that would enhance the presentation and principles of effective communications, such as