Which of the following tools is commonly used for creating CI/CD pipelines?

• A.Chef
• B.Jenkins
• C.Ansible
• D.Puppet

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In order to copy data from another VLAN, a systems administrator wants to temporarily assign IP address 10.0.6 5/24 to the newly added network interface enp1s0f1. Which of the following commands should the administrator run to achieve the goal?

• A.echo "IPV4_ADDRESS=10.0.6.5/24" > /etc/sysconfig/network-scripts/ifcfg-enplsOfl
• B.ifconfig 10.0.6.5/24 enpsIs0f1
• C.ip addr add 10.0.6.5/24 dev enpls0f1
• D.nmcli conn add lpv4.address-10.0.6.5/24 ifname enpls0f1

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A DevOps engineer needs to allow incoming traffic to ports in the range of 4000 to 5000 on a Linux server. Which of the following commands will enforce this rule?

• A.iptables filter -A INPUT -p tcp --dport 4000:5000 -D ACCEPT
• B.iptables -f filter -I INPUT -p tcp --dport 4000:5000 -A ACCEPT
• C.iptables -t filter -A INPUT -p tcp --dport 4000:5000 -j ACCEPT
• D.iptables filter -S INPUT -p tcp --dport 4000:5000 -A ACCEPT

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

• A./opt
• B./etc
• C./tmp
• D./var

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A Linux administrator needs to resolve a service that has failed to start. The administrator runs the following command:

The following output is returned

Which of the following is MOST likely the issue?

• A.The service startupfile should not be owned by the root group.
• B.The service startupfile cannot be owned by root.
• C.The service startupfile size cannot be 81k.
• D.The service does not have permissions to read write the startupfile.

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