CompTIA^® Comptia A+ Certification: A+ Exam 

Practice  Questions - DOS function keys

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Q9.    Which function key is pressed to bypass CONFIG.SYS, and AUTOEXEC.BAT during the DOS boot process?

A.      F6

B.       F8

C.       F4

D.      F5

Correct Answer: D.

 Explanation:

To bypass the CONFIG.SYS, and AUTOEXEC.BAT files during boot process of DOS, you need to press F5. F8 allows you to selectively bypass commands in AUTOEXEC.BAT, and CONFIG.SYS.

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