Printable PDFCompTIA XK0-004 Exam Questions & Answers
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Vendor: CompTIA
Exam Code: XK0-004
Exam Name: CompTIA Linux+ Certification
Certification Provider: CompTIA
Total Questions: 516 Q&A ( View Details)
Updated on: Aug 23, 2023
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XK0-004 Online Practice Questions and Answers
A Linux administrator needs to switch from text mode to GUI. Which of the following runlevels will start the GUI by default?
A. Runlevel 3
B. Runlevel 4
C. Runlevel 5
D. Runlevel 6
An administrator is analyzing a Linux server which was recently hacked.
Which of the following will the administrator use to find all unsuccessful login attempts?
A. nsswitch
B. faillock
C. pam_tally2
D. passwd
A Linux administrator needs to generate SSH keys for remote users. The company security policy requires at least 4096-bit encryption on all public/private key pairs. Which of the following commands should the administrator issue to comply with company policy?
A. ssh-keygen -c 4096
B. ssh-keygen -b 4096
C. ssh-keygen -t rsa
D. ssh-keygen -t dsa
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