A Linux Administrator Has Configured a Linux System to Be

question 30

Multiple Choice

A Linux administrator has configured a Linux system to be used as a router. The administrator confirms that two network adapters are properly installed and functioning correctly. In addition, the output of the iptables -L command appears to contain a complete firewall configuration. Which of the following commands does the administrator need to issue for the router to be fully functional?

• A) echo "1" > /proc/sys/net/ipv4/ip_forward
• B) echo "0" > /proc/sys/net/ipv4/tcp_abort_on_overflow
• C) echo "0" > /proc/sys/net/ipv4/max_connections
• D) echo "1" > /proc/sys/net/ipv4/ip_default_ttl

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Definitions:

Per-unit Basis

A calculation or measurement that is made for each individual unit.

Level of Activity

Level of activity refers to the volume of production or the rate at which a company operates, often influencing costs and operational strategy.

Cost Behavior

Cost behavior analyzes how different costs change or remain stable in relation to the level of production or business activity.

Managerial Decision Making

The process by which managers and leaders of an organization make choices and strategies to achieve organizational goals.