LPI 201-450 Practice Test - Questions Answers, Page 16

In the output of sar -b, what does tps stand for?

Which of the following properties should be recorded in order to monitor the quality of a network link? (Choose two.)

In order to gather performance data with sar over a longer period of time, which command should be run periodically from cron?

A web application server contains 64GB of RAM and two swap partitions on normal hard disk drives, each with a size of 64 GB. Within the last month, the average number of user sessions on this server has grown by 20 percent. At the same time, the average usage of RAM increased from 65 to 75 percent, while the swap space is almost not used at all. It is expected that the number of user sessions will continue to increase by about 15 to 20 percent each month. Which of the following reactions would be appropriate in response to these observations? (Choose two.)

Which of the following configuration files are used by tcpwrapper?

Which of the filter keywords below could be used in the following command: tcpdump -i eth0 ____________ 203.0.113.8 (Choose three.)

Which of the following commands adds a static IPv6 address to the network interface eth0?

On a Linux node with multiple active networks interfaces, each having a default route to the Internet, which default route is preferred?

Which of the following commands shows capabilities and usable frequencies for the wireless interface wlan0?