An engineer needs to insert a character at the end of the current line in the vi text editor. Which of the following will allow the engineer to complete this task?
A systems administrator needs to integrate a new storage array into the company's existing storage pool. The administrator wants to ensure that the server is able to detect the new storage array. Which of the following commands should the administrator use to ensure that the new storage array is presented to the systems?
A Linux administrator needs to create a symlink for /usr/local/bin/app-a, which was installed in /usr/local/share/app-a. Which of the following commands should the administrator use?
Users are reporting that a Linux server is responding slowly. A systems administrator troubleshooting the server issue sees the following:
# iostat -m 2
Linux 3.10.0-1160.66.1.el7.x86_64 (myhost) 10/19/2022 x86_64 (4 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
24.30 0.01 0.29 50.38 4.00 19.01
Device: tps MB_read/s MB_wrtn/s MB_read MB_wrtn
sdd 15.65 0.48 0.83 4936250 8513501
# df -h
Filesystem Size Used Avail Use% Mounted on
devtmpfs 16G 0 16G 0% /dev
tmpfs 16G 64K 16G 1% /dev/shm
/dev/mapper/root 35G 8.8G 26G 26% /
/dev/sda2 497M 144M 354M 29% /boot
/dev/mapper/tmp 10G 38M 10G 1% /tmp
/dev/mapper/var 15G 13G 2.2G 86% /var
/dev/mapper/varlib 650G 397G 254G 62% /var/lib
/dev/mapper/varlog 15G 9.5G 5.5G 64% /var/log
/dev/mapper/varaudit 15G 72M 15G 1% /var/log/audit
Which of the following is most likely the issue?
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