Which statements are true about virtualization? (Choose two)

1. A. Virtualization is not supported by Linux because of its permissions and multi-user requirements.
2. B. Virtualization lets you run several operating systems on the same hardware in parallel.
3. C. Virtualization is a proprietary technology that has additional licence costs even for Linux.
4. D. Virtualization is a pure desktop technology that should not be used on servers.
5. E. Virtualization allows separation of services, tasks and users in distinct virtual machines.

Correct Answer: BE

In which directory are system log files kept?

1. A. /log/syslog/
2. B. /var/log/
3. C. /sys/log/
4. D. /var/log/sys/

Correct Answer: B

With which command can you determine the time of the last restart of a system?

1. A. current reboottime
2. B. find reboot
3. C. expect --reboot
4. D. last | reboot
5. E. last reboot

Correct Answer: E

A Linux computer has no access to the internet. Which command displays information about the network gateway for the system?

1. A. traceroute
2. B. ifconfig
3. C. gateway
4. D. route
5. E. ipconfig

Correct Answer: D

Which command shows, amongst other information, the IP address of the current DNS server for a Linux system?

1. A. cat /etc/net/dns.conf
2. B. ifconfig -v dns
3. C. show net dns
4. D. cat /etc/resolv.conf
5. E. cat /etc/net/nameserver.conf

Correct Answer: D
Section 5: Sec Five (67 to 80)
Details: Topic 5, Security and File Permissions