CompTIA Linux+ Study Guide: Exam XK0-003 by Roderick W. Smith PDF

By Roderick W. Smith

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Extra resources for CompTIA Linux+ Study Guide: Exam XK0-003

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Special permissions: setuid, setgid, sticky bit). 3 Explain the basics of SELinux (Running modes [Enabled, Disabled, Permissive]). 4 Given a scenario, implement privilege escalation using the following (sudo, su). 5 Explain the appropriate use of the following security related utilities (nmap, Wireshark, NESSUS, Snort, Tripwire). 6 Use checksum and file verification utilities (md5sum, sha1sum, gpg). 7 Deploy remote access facilities using the following (SSH: Secure tunnels, SFTP, X11 forwarding, Keygen; VNC).

The Ethernet card is malfunctioning, with an error code of 00:A0:CC:24:BA:02. B. The Ethernet card has a hardware address of 00:A0:CC:24:BA:02. C. The hardware is incapable of establishing an Ethernet link with other devices. D. The 00 at the start of the HWaddr indicates that the interface is not yet active. indd 29 8/25/09 7:18:30 AM xxx Assessment Test 6. Which of the following is it wise to do when deleting an account with userdel? A. Ensure that the user’s password isn’t duplicated in /etc/passwd or /etc/shadow.

It binds an IP address to a network interface. 16. net is malfunctioning and preventing a connection. What tool might you use to track down which system is the problem? A. nslookup B. ping C. traceroute D. indd 31 8/25/09 7:18:30 AM xxxii Assessment Test 17. Which of the following commands is most likely to stop a runaway process with PID 2939? A. kill -s SIGHUP 2939 B. kill -s SIGTERM 2939 C. kill -s SIGKILL 2939 D. kill -s SIGDIE 2939 18. Which of the following is not one of the responsibilities of CUPS?

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CompTIA Linux+ Study Guide: Exam XK0-003 by Roderick W. Smith

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