XK0-005 Free Practice Test

A cloud engineer is installing packages during VM provisioning. Which of the following should the engineer use to accomplish this task?

1. A. Cloud-init
2. B. Bash
3. C. Docker
4. D. Sidecar

Correct Answer: A

A Linux administrator cloned an existing Linux server and built a new server from that clone. The administrator encountered the following error after booting the cloned server:

The administrator performed the commands listed below to further troubleshoot and mount the missing filesystem:

Which of the following should administrator use to resolve the device mismatch issue and mount the disk?

1. A. mount disk by device-id
2. B. fsck -A
3. C. mount disk by-label
4. D. mount disk by-blkid

Correct Answer: D

In which of the following filesystems are system logs commonly stored?

1. A. /var
2. B. /tmp
3. C. /etc
4. D. /opt

Correct Answer: A

A server is experiencing intermittent connection issues. Some connections to the Internet work as intended, but some fail as if there is no connectivity. The systems administrator inspects the server configuration:

Which of the following is MOST likely the cause of the issue?

1. A. An internal-only DNS server is configured.
2. B. The IP netmask is wrong for ens3.
3. C. Two default routes are configured.
4. D. The ARP table contains incorrect entries.

Correct Answer: C

A cloud engineer needs to block the IP address 192.168.10.50 from accessing a Linux server. Which of the following commands will achieve this goal?

1. A. iptables -F INPUT -j 192.168.10.50 -m DROP
2. B. iptables -A INPUT -s 192.168.10.30 -j DROP
3. C. iptables -i INPUT --ipv4 192.168.10.50 -z DROP
4. D. iptables -j INPUT 192.168.10.50 -p DROP

Correct Answer: B