HCLTech Service Now Developer and Administrator Interview Questions and Answers

Time and work , distance , percentage

BFS , TREE , STACK , QUEUE

Q1. Be strong in basics
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Q2. How do you apply practical knowledge in your work?
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Q3. Goal Towards this job
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Q4. Short term and long term goals
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Q5. Why do we want to hire you
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Q1. About basic linux Architecture
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Q2. About linux storage
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Q1. About my current project
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Q2. About shell scripting
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Q1. About myself and my work experience
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Q2. About relocation and shifts
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BE AWARE THAT Interview starts at 10 ends at 6 in the evening

this will be 1st round

let arr=[{id:1,x:10},{id:2,y:10}}],let arr2=[{id:1:x10},{id:3,y:20}]
you need to combine both the object merge it into one

2. you will be given sql query to write that is get method

First round > General aptitude and versant test.

Q1. How to manage VDI?
Ans. 
VDI can be managed by monitoring performance, updating software, optimizing resources, and ensuring security.
• Monitor performance regularly to identify any issues or bottlenecks.

• Update VDI software and patches to ensure system stability and security.

• Optimize resources by balancing workloads and adjusting configurations as needed.

• Ensure security measures are in place, such as encryption, access controls, and regular back...read more
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Q2. O365 services and it's related questions.
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Q3. Questions on cloud computing, cloud services.
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Q1. Explain about patch management in Linux
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Q2. After patching what are the issues you faced. How did you troubleshoot those issues.
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Experience, Past Projects

Q1. What ServiceNow modules do you know?
Ans. 
I am familiar with various ServiceNow modules including IT Service Management, IT Operations Management, HR Service Delivery, and Customer Service Management.
• IT Service Management (ITSM)

• IT Operations Management (ITOM)

• HR Service Delivery

• Customer Service Management (CSM)
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Q2. Name ServicENow APIs
Ans. 
ServiceNow APIs are used for integrating external systems with ServiceNow platform.
• REST API: Allows developers to interact with ServiceNow platform using standard HTTP methods.

• SOAP API: Provides a way to access and manipulate data in ServiceNow through SOAP protocol.

• Mid Server API: Enables communication between ServiceNow instance and external systems behind a firewall.

• Scripted REST API: Allows developers to create cus...read more
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Q1. What is eventlopp
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Q2. How node.js working
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Q1. What is Linux and which flavor you've worked on?
Ans. 
Linux is an open-source operating system based on Unix, known for its stability, security, and flexibility.
• Linux is an open-source operating system that is widely used in servers, supercomputers, and embedded systems.

• There are many flavors of Linux, known as distributions, such as Ubuntu, CentOS, Debian, and Red Hat.

• Each Linux distribution has its own package management system, desktop environment, and software reposit...read more
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Q2. What is roles and responsibilities as a system admin
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Q1. Salary expectations
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Q2. How fast you can join
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