NielsenIQ Cyber Security Interview Questions and Answers

Q1. Tell me about the nature of work
Ans. 
Cyber Security Analysts protect computer systems and networks from cyber threats by monitoring, detecting, and responding to security incidents.
• Monitor computer networks for security breaches

• Investigate security incidents and provide incident response

• Implement security measures to protect against cyber attacks

• Conduct security assessments and audits to identify vulnerabilities

• Stay up-to-date on the latest cyber threats
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Q2. Web application security related and owasp top 10
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C,C#,C++,Dart,Go,Type script

Q1. How can you create a virus to correct a crashed server? Answer : a. Read all data console. B. using any server detector . C. Use advance knowledge on cybersecurity difference system to quick recreate. Answ...read more
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Q2. Answer my Q1 and try to contact me
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Q1. Cyber kill chain
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Q2. Mitre Attack technique
Ans. 
Mitre Attack technique is a framework for categorizing cyber threats based on tactics, techniques, and procedures used by attackers.
• Mitre Attack technique provides a standardized way to categorize and analyze cyber threats.

• It helps organizations understand and defend against common attack patterns.

• Examples of Mitre Attack techniques include spear phishing, credential dumping, and command and control.
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Q1. Basic cyber security cum devops questions
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Q2. What is cloud? and types
Ans. 
Cloud is a virtual space that allows users to store, manage, and access data and applications remotely.
• Cloud is a virtualized infrastructure that provides on-demand access to computing resources.

• It allows users to store and access data and applications remotely over the internet.

• Cloud services are typically categorized into three types: Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a...read more
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Q3. What is devops?
Ans. 
DevOps is a software development approach that combines development and operations teams to improve collaboration and efficiency.
• DevOps is a cultural shift that promotes collaboration and communication between software developers and IT operations.

• It aims to automate and streamline the software delivery process, from development to deployment and maintenance.

• DevOps emphasizes continuous integration, continuous delivery...read more
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Q4. What is ci/cd in devops
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CI/CD stands for Continuous Integration/Continuous Deployment. It is a DevOps practice that involves automating the process of building, testing, and deploying software.
• CI/CD is a software development approach that aims to deliver code changes more frequently and reliably.

• Continuous Integration involves merging code changes into a shared repository and running automated tests to detect integration issues early.

• Continuo...read more
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Q5. Implementing security in cloud
Ans. 
Implementing security in the cloud involves various measures to protect data and systems from cyber threats.
• Use strong authentication and access controls to prevent unauthorized access

• Encrypt data both in transit and at rest to ensure confidentiality

• Implement network security measures like firewalls and intrusion detection systems

• Regularly update and patch software to address vulnerabilities

• Monitor and log activities t...read more
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Q1. IP related work email blocking related
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Q2. IP blocked login devices and check malicious IP in devices option.
Ans. 
IP blocking is a common security measure to prevent unauthorized access to devices and networks.
• Implement IP blocking on login devices to prevent unauthorized access from specific IPs.

• Regularly check for malicious IPs in devices and block them to prevent security breaches.

• Utilize tools like firewalls and intrusion detection systems to monitor and block malicious IPs.

• Consider implementing automated scripts or tools to s...read more
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Q3. Email Gateway block the email spam if we received
Ans. 
Yes, email gateways can block email spam if configured properly.
• Email gateways use various techniques like blacklists, whitelists, content filtering, and sender authentication to block spam.

• Spam emails are typically identified based on keywords, sender reputation, and other factors.

• Advanced email gateways may also use machine learning algorithms to detect and block spam.

• Regular updates and monitoring of email gateway s...read more
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Q4. F5device for security for white listing
Ans. 
F5 devices can be used for security white listing to control access to specific applications or services.
• F5 devices can be used to create white lists of approved IP addresses, URLs, or applications that are allowed to access a network.

• This helps prevent unauthorized access and reduces the attack surface for potential threats.

• For example, an organization can use F5 devices to white list specific IP addresses for remote
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Q5. Cisco devices for email and IP upgrade
Ans. 
When upgrading Cisco devices for email and IP, it is important to plan and execute the upgrade carefully.
• Ensure compatibility of new devices with existing infrastructure

• Backup configurations and data before starting the upgrade

• Test the new devices in a controlled environment before deploying them

• Consider any security implications of the upgrade

• Train staff on how to use the new devices effectively
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It has 40 Questions and time duration of more than 45 minutes

It has 2 coding questions in java, 1 SQL question and 1 HTML, CSS question.

Q1. Difference between GET and POST method.
Ans. 
GET method is used to request data from a specified resource, while POST method is used to submit data to be processed to a specified resource.
• GET requests data from a specified resource

• POST submits data to be processed to a specified resource

• GET requests can be cached and bookmarked, while POST requests are not cached and do not remain in the browser history

• GET requests have length restrictions, while POST requests do
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Q2. About Cyber Security and Hashing Methods
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