Users Report Intermittent Availability of a Web Application Hosted on AWS

question 265

Multiple Choice

Users report intermittent availability of a web application hosted on AWS. Monitoring systems report an excess of abnormal network traffic followed by high CPU utilization on the application web tier. Which of the following techniques will improve the availability of the application? (Choose two.)

• A) Deploy AWS WAF to block all unsecured web applications from accessing the internet.
• B) Deploy an Intrusion Detection/Prevention Systems (IDS/IPS) to monitor or block unusual incoming network traffic.
• C) Configure security groups to allow outgoing network traffic only from hosts that are protected with up-to-date antivirus software.
• D) Create Amazon CloudFront distribution and configure AWS WAF rules to protect the web applications from malicious traffic.
• E) Use the default Amazon VPC for external-facing systems to allow AWS to actively block malicious network traffic affecting Amazon EC2 instances.

Understand the concept of parallel processing and its significance in visual perception.

Comprehend how the fovea's structure enhances visual detail.

Recognize the distinction between rods and cones and their distribution in nocturnal and diurnal animals.

Learn the correct pathway of light through the eye's anatomical structures.

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Definitions:

Antisocial Personalities

A personality disorder characterized by a long-term pattern of disregard for, or violation of, the rights of others.

Temporal Lobe

A region of the brain involved in processing sensory input and assigning it emotional meaning, among other functions.

Autistic Disorder

A neurodevelopmental disorder characterized by challenges in social interaction, communication, and restricted or repetitive behaviors and interests.

Hallucinations

Hallucinations are perceptions in a conscious and awake state in the absence of external stimuli which have qualities of real perception, often manifesting in visual or auditory forms.