NTT Global Data Centers and Cloud Infrastructure Interview Questions, Process, and Tips

Group discussion related to technical terms

Q1. What do you know about data center
Ans. 
A data center is a facility used to house computer systems and associated components, such as telecommunications and storage systems.
• Data centers are designed to provide secure and reliable access to data and applications.

• They typically have redundant power and cooling systems to ensure uptime.

• Data centers can be owned and operated by a single organization or shared by multiple tenants.

• They can be located on-premises o...read more
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Q2. Do you know data center standards
Ans. 
Yes, I am familiar with data center standards.
• I am familiar with industry standards such as TIA-942 and Uptime Institute's Tier Standard

• I understand the importance of compliance with regulations such as HIPAA and GDPR

• I am knowledgeable about best practices for power and cooling systems, security, and disaster recovery

• I keep up-to-date with emerging standards and technologies in the field
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Q3. What idea to you have about data center
Ans. 
A data center is a facility used to house computer systems and associated components, such as telecommunications and storage systems.
• Data centers are designed to provide secure and reliable access to data and applications.

• They require high levels of power and cooling to maintain optimal performance.

• Data centers can be owned and operated by a single organization or shared by multiple tenants.

• They can be located on-premi...read more
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Q4. Networking protocol and explain OSI model
Ans. 
Networking protocol is a set of rules that governs the communication between devices. OSI model is a conceptual framework for network communication.
• Networking protocol defines how data is transmitted over a network.

• OSI model has 7 layers, each with a specific function in network communication.

• Examples of networking protocols include TCP/IP, HTTP, FTP, and SMTP.

• The OSI model layers are: Physical, Data Link, Network, Tra
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Q5. Based of hardware related to data center
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Q6. Do have any ideas about the Network issue in data center
Ans. 
Yes, network issues are common in data centers due to various reasons.
• Network congestion

• Hardware failure

• Software bugs

• Security breaches

• Human error

• Inadequate capacity planning
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Q1. Are you ready for Rotational shift
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Q2. Your salary expectation
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Q3. Are you ready to relocate
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Q1. How to manage client
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Q1. Strength and weakness
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Q1. Cooling technologies
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Q1. F5 WAF AWS Cloud
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Q2. What are the templates use in F5
Ans. 
Templates used in F5 are pre-defined configurations that can be applied to various components for consistent settings.
• F5 provides templates for configuring virtual servers, pools, iRules, and more

• Templates help ensure consistent and secure configurations across devices

• Users can create custom templates or use pre-built templates provided by F5

• Templates can simplify the deployment and management of F5 devices
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Q3. How to upgrade F5
Ans. 
To upgrade F5, you need to download the new software version, back up the configuration, install the new version, and verify the upgrade.
• Download the new software version from the F5 website

• Back up the current configuration to ensure you can revert back if needed

• Install the new software version following the upgrade instructions provided by F5

• Verify the upgrade by testing the functionality of the F5 device
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Q4. What is Fundamental Policy
Ans. 
Fundamental policy is a set of basic rules and guidelines that form the foundation of an organization's security practices.
• Fundamental policy outlines the core principles and objectives of information security within an organization.

• It serves as a framework for decision-making and helps ensure consistency in security practices.

• Examples of fundamental policies include access control policies, data classification policie
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Q5. What is SSL and TLS handsheking
Ans. 
SSL and TLS handshaking is the process of establishing a secure connection between a client and a server.
• SSL/TLS handshake involves multiple steps such as client hello, server hello, key exchange, authentication, and cipher suite negotiation.

• During the handshake, the client and server exchange cryptographic keys and agree on the encryption algorithm to be used for secure communication.

• SSL/TLS handshake ensures that the...read more
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Q1. I was asked about my projects and was asked to explained the application architecture. Based on my answer interviewer asked design related questions.
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Q1. I was asked about my current roles and responsibilities. There were few star based questions on team management
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Q1. Salary discussion
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