In MS PowerPoint, what occurs when you click the 'B' key on the keyboard during an active, full-screen slide show presentation? MCQ with Answer and Explanation

Question

In MS PowerPoint, what occurs when you click the 'B' key on the keyboard during an active, full-screen slide show presentation?

A. Launches the drawing pen annotation tool

B. Moves the presentation instantly to the previous slide layout

C. Blacks out the screen display completely

D. Whites out the screen display completely

Answer: Option C

Solution (By JKSSB Mock Tests)

Pressing the 'B' key during a live presentation blacks out the screen. Pressing the 'W' key turns the screen completely white. Pressing either key again returns to the slide show.

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In MS Access, what field property specifies a pattern format rule (e.g., '(000) 000-0000') that users must strictly follow when entering data?

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Correct Answer: Option A

Explanation:
An Input Mask creates a placeholder pattern constraint that guides formatting layout directly during manual data entry steps.

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Correct Answer: Option C

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