Infrastructure Analyst

10+ Infrastructure Analyst Interview Questions and Answers

Updated 14 Jan 2025

Q1. how secure in o365, transport rule, security, email flow , smtp

Ans.

O365 provides secure transport rules and email flow using SMTP.

Office 365 (O365) ensures secure transport rules for email flow.
Transport rules in O365 allow administrators to control email flow and apply security measures.
SMTP (Simple Mail Transfer Protocol) is used for sending and receiving emails securely.
O365 offers various security features like encryption, anti-malware, and anti-spam filters to protect email communication.

Q2. How karnel work. How to check load ?

Ans.

Kernel is the core of an operating system. Load can be checked using commands like top, uptime, and vmstat.

Kernel is responsible for managing system resources and providing services to other programs.
Load refers to the amount of work being done by the system, measured by the number of processes waiting to be executed.
Commands like top, uptime, and vmstat can be used to check the load on the system.
top displays real-time information about processes and their resource usage.
upt...read more

Q3. What is karnel? What is dns?

Ans.

Kernel is the core of an operating system that manages system resources. DNS is a system that translates domain names to IP addresses.

Kernel is responsible for managing memory, input/output requests, and system calls.
DNS stands for Domain Name System and is used to translate domain names to IP addresses.
DNS servers maintain a database of domain names and their corresponding IP addresses.
Without DNS, users would have to remember IP addresses to access websites instead of domai...read more

Q4. How to call server side in client side

Ans.

To call server side in client side, use AJAX (Asynchronous JavaScript and XML) to make HTTP requests from client side to server side.

Use AJAX to send HTTP requests from client side to server side
Server side code should handle the request and send back the response
Update client side content based on the response from server side

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Q5. Write a code to fetch hardware incidents?

Ans.

Fetch hardware incidents using code

Use a scripting language like Python or PowerShell to fetch hardware incidents
Utilize APIs provided by the incident management system to retrieve hardware incident data
Implement error handling to ensure the code runs smoothly

Q6. What is HA and it's advantages

Ans.

HA stands for High Availability. It refers to a system or component that is continuously operational for a desirably long length of time.

Ensures minimal downtime by providing redundancy and failover capabilities
Improves reliability and performance of systems
Allows for maintenance and upgrades without disrupting services
Examples include clustering servers, load balancing, and data replication

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Q7. Troubleshoot any internet related issue

Ans.

To troubleshoot internet related issues, start by checking the physical connections and then move on to network settings and device configurations.

Check physical connections (cables, modem, router)
Restart devices (modem, router, computer)
Check network settings (IP address, DNS, gateway)
Check device configurations (firewall, antivirus, browser settings)
Ping test to check connectivity
Trace route to identify network issues
Check for any outages or maintenance in the area
Contact i...read more

Q8. busniess rule & its type

Ans.

A business rule is a statement that defines or constrains some aspect of the business.

Business rules are used to guide business processes and decisions.
There are different types of business rules such as structural, action, and validation rules.
Examples of business rules include 'Customers must be over 18 to purchase alcohol' and 'Employees must submit expense reports within 30 days.'

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Q9. client script & its types

Ans.

Client script is a script that runs on the client side of a network connection.

Client scripts are written in languages like JavaScript, VBScript, or Python.
Types of client scripts include event-driven scripts, form validation scripts, and AJAX scripts.
Client scripts are used to enhance user experience, validate input, and interact with server-side scripts.

Q10. Tell about sdwan

Ans.

SD-WAN stands for Software-Defined Wide Area Network, a technology that simplifies the management and operation of a WAN by decoupling the networking hardware from its control mechanism.

SD-WAN uses software to dynamically route traffic across the network based on real-time data and policies.
It improves network performance, reduces costs, and enhances security by utilizing multiple connection types such as MPLS, broadband, and LTE.
SD-WAN solutions often include centralized man...read more

Q11. what is DORA process

Ans.

DORA process is a framework for measuring and improving software delivery performance.

DORA stands for DevOps Research and Assessment
It focuses on key metrics like deployment frequency, lead time for changes, and mean time to recover
Helps organizations identify areas for improvement in their software delivery process

Q12. Explain OSI layers

Ans.

OSI layers are a conceptual framework used to understand how different networking protocols interact in a network.

There are 7 layers in the OSI model: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer has specific functions and interacts with adjacent layers to facilitate communication between devices.
For example, the Physical layer deals with the physical connection between devices, while the Application layer handles user interfaces ...read more