Qualys Security Analyst Interview Questions and Answers

Technical MCQ questions related to linux and cyber security concepts

Q1. What's false positives and what is false negatives
Ans. 
False positives are incorrect alerts that are mistakenly identified as threats, while false negatives are actual threats that are missed by the system.
• False positives are alerts that are incorrectly identified as threats by a security system.

• False negatives are actual threats that are missed by the security system.

• False positives can lead to wasted time and resources investigating non-existent threats.

• False negatives c...read more
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Q2. Explain OSI model
Ans. 
The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.
• The OSI model stands for Open Systems Interconnection model.

• It divides network communication into seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer has specific functions and interacts with adjacent layers for data transmission.

• The mo...read more
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Q1. Tell me about your project
Ans. 
Developed a network monitoring tool to detect and prevent cyber attacks
• Designed and implemented a custom dashboard to visualize network traffic

• Utilized machine learning algorithms to detect anomalies in network behavior

• Integrated with SIEM tools for real-time threat detection

• Conducted regular penetration testing to assess the tool's effectiveness
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Q2. Phases while using terraform
Ans. 
Phases in using Terraform include initialization, planning, applying, and destroying.
• Initialization: Setting up Terraform environment with 'terraform init'

• Planning: Preview changes with 'terraform plan'

• Applying: Execute changes with 'terraform apply'

• Destroying: Remove resources with 'terraform destroy'
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