IT Infrastructure Engineer

IT Infrastructure Engineer Interview Questions and Answers

Updated 20 Nov 2024

Q1. what is the difference between database and datawarehouse?

Ans.

A database is used for storing, managing, and retrieving structured data, while a data warehouse is used for analyzing and reporting on large volumes of data.

Database is used for transactional processing, while data warehouse is used for analytical processing.
Databases are typically normalized, while data warehouses are denormalized for faster query performance.
Data warehouses often contain historical data for trend analysis, while databases focus on current data for day-to-d...read more

Q2. What is domain, What FSMO roles, How to create a VM in Azure etc.

Ans.

A domain is a group of network resources and users that share a common security database. FSMO roles are specialized domain controller tasks. Creating a VM in Azure involves selecting the appropriate settings and resources.

A domain is a logical group of network objects, such as computers, users, devices, etc., that share the same Active Directory database.
FSMO (Flexible Single Master Operations) roles are specialized tasks assigned to domain controllers in an Active Directory...read more

Q3. what is the extension of sql file?

Ans.

The extension of SQL file is .sql

The extension of SQL file is typically .sql
SQL files contain SQL code used to query and manipulate databases
Examples of SQL file extensions: script.sql, data.sql

Q4. What is FQDN, How to monitor a server remotely

Ans.

FQDN stands for Fully Qualified Domain Name. To monitor a server remotely, use monitoring tools like Nagios, Zabbix, or Prometheus.

FQDN is the complete domain name for a specific computer, or host, on the internet. It includes the hostname and the domain name, such as www.example.com.
To monitor a server remotely, use monitoring tools like Nagios, Zabbix, or Prometheus. These tools can track server performance, uptime, and alert you to any issues.
Set up monitoring agents on th...read more

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Q5. What do you know about Shell

Ans.

Shell is a global group of energy and petrochemical companies.

Shell is a multinational corporation headquartered in the Netherlands.
It is one of the largest oil companies in the world.
Shell operates in over 70 countries and has a wide range of products and services.
The company is involved in oil and gas exploration, production, refining, and marketing.
Shell is also investing in renewable energy sources like wind and solar power.

Q6. what is a database?

Ans.

A database is a structured collection of data that is organized in a way that allows for easy access, management, and retrieval.

A database typically consists of tables, which store data in rows and columns.
It uses a query language, such as SQL, to retrieve and manipulate data.
Examples of databases include MySQL, Oracle, and MongoDB.

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Q7. Explain Active directory

Ans.

Active Directory is a directory service developed by Microsoft for Windows domain networks.

Centralized database for managing network resources
Stores information about users, computers, and other network objects
Allows administrators to control access and permissions
Facilitates single sign-on for users across network services

Q8. Explain routing

Ans.

Routing is the process of selecting the best path for network traffic to reach its destination.

Routing involves determining the optimal path for data packets to travel from the source to the destination.
Routers use routing tables to make decisions on how to forward packets based on destination IP addresses.
Routing protocols like OSPF and BGP are used to exchange routing information between routers.
Static routing involves manually configuring routes, while dynamic routing prot...read more