A Company Is Implementing a New Firewall

question 459

Multiple Choice

A company is implementing a new firewall. The firewall is configured to allow only TCP ports 80 and 443 to exit the network and allow the same traffic back into the network using inbound stateful packet filtering. Users are not able to access URLs of common websites they visit. Which of the following is the MOST likely cause of the issue?

• A) Stateful packet filtering only allows connections that originate outside the network to enter.
• B) Web browsing uses UDP and not TCP ports 80 and 443.
• C) The firewall does not allow UDP port 53 to enter and exit the network.
• D) TCP 80 and 443 should be allowed inbound and stateful inspection should be allowed outbound.

Identify research design choices that might influence the external validity of a study.

Recognize the effect of pretesting on research findings and external validity.

Understand the implications of gender and age interactions on the generalizability of research findings.

Understand the challenges and limitations associated with using college students as research participants.

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Definitions:

Due Date

The expected date for the completion of a project, task, or event.

Postpartum Depression

A complex mix of physical, emotional, and behavioral changes that many women experience after giving birth, characterized by sadness, fatigue, and anxiety.

Apgar Scale

A quick test performed on a newborn at 1 and 5 minutes after birth. The 1-minute score determines how well the baby tolerated the birthing process. The 5-minute score tells the healthcare provider how well the baby is doing outside the mother's womb.

Epidurals

A form of regional anesthesia involving an injection into the epidural space of the spine to block pain in a particular region of the body.