In Access, which of the following is a valid way to set a primary key? MCQ with Answer and Explanation

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In Access, which of the following is a valid way to set a primary key?

A. Use the Primary Key button in Design View

B. Both A and B

C. Set in Datasheet View

D. Right-click the field in Design View and select Primary Key

Answer: Option B

Solution (By JKSSB Mock Tests)

You can set primary key by right-clicking or clicking the Primary Key button in Design View.

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Question #1

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Which function in MS Excel counts the number of cells in a specified range that contain numerical data only?

A. COUNTA

B. COUNTIF

C. COUNTBLANK

D. COUNT

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Correct Answer: Option D

Explanation:
The COUNT function counts cells containing numbers only. COUNTA counts all non-empty cells regardless of data type, and COUNTBLANK counts empty cells.

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Question #2

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In MS Word, which of the following is an example of a font style or character decoration attribute?

A. Calibri

B. Margins

C. 12 pt

D. Strikethrough

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Correct Answer: Option D

Explanation:
Strikethrough is an explicitly selectable character effect attribute, whereas Calibri is a font family, and 12 pt represents font size metric sizing.

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