A Linux Administrator Needs to Configure a New Firewall Without

question 248

Multiple Choice

A Linux administrator needs to configure a new firewall without an existing ACL to allow incoming web traffic. The firewall must log the allowed network traffic. Which of the following command sequences would accomplish this task when they are executed in order?

• A) iptables -A INPUT -p tcp --dport 80 -J LOG iptables -A INPUT -p tcp --dport 443 -J LOG iptables -I INPUT -p tcp --dport 80 -J ACCEPT iptables -I INPUT -p tcp --dport 443 -J ACCEPT
• B) iptables -I INPUT -m multiport -p tcp --dports 80,443 -J LOG iptables -I INPUT -m multiport -p tcp --dports 80,443 -J ACCEPT
• C) iptables -A INPUT -m multiport -p tcp --dports 80,443 -J LOG iptables -A INPUT -m multiport -p tcp --dports 80,443 -J ACCEPT
• D) iptables -A INPUT -p tcp --dport 80 -J ACCEPT iptables -A INPUT -p tcp --dport 443 -J ACCEPT

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Definitions:

Generativity

A concern for establishing and guiding the next generation, typically observed in middle adulthood.

Erikson

Refers to Erik Erikson, a developmental psychologist known for his theory on the psychological development of human beings through eight stages from infancy to adulthood.

Midlife Transition

A period, usually occurring in middle adulthood, characterized by self-reflection, assessment, and frequently, significant life changes.

Levinson

A psychologist famous for his theory on adult development, proposing a sequence of life stages that individuals go through, each marked by specific challenges and tasks.