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Vedang Cellular Services Dwdm NOC Engineer Interview Questions and Answers
Vedang Cellular Services Dwdm NOC Engineer Interview Experiences
1 interview found
I applied via Referral and was interviewed in Nov 2021. There was 1 interview round.
(2 Questions)
- Q1. Explain in brief DWDM signal flow ?
- Ans.
DWDM signal flow involves transmitting data over multiple wavelengths of light through optical fibers.
DWDM signal flow starts with data being converted into electrical signals.
The electrical signals are then converted into optical signals using a transmitter.
The optical signals are then multiplexed together, combining multiple wavelengths onto a single fiber.
The multiplexed signals are transmitted over long distances t...
- Q2. How many types of amplifiers using in DWDM?
- Ans.
There are three types of amplifiers used in DWDM: erbium-doped fiber amplifiers (EDFAs), Raman amplifiers, and semiconductor optical amplifiers (SOAs).
Erbium-doped fiber amplifiers (EDFAs) are the most commonly used amplifiers in DWDM systems.
Raman amplifiers use stimulated Raman scattering to amplify the signal.
Semiconductor optical amplifiers (SOAs) are compact and can be integrated into other optical components.
Othe...
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Skills evaluated in this interview
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I appeared for an interview before Feb 2021.
(1 Question)
- Q1. Basic c cpp Stack and heap Project related Simple c programs
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I applied via Naukri.com and was interviewed in Nov 2022. There were 3 interview rounds.
(1 Question)
- Q1. Asked about python knowledge
(1 Question)
- Q1. Python programs and robot framework
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- Python
I applied via Campus Placement and was interviewed before Nov 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Questions from core java,collections Question from program problem solving capability
Interview Preparation Tips
(2 Questions)
- Q1. Mostly Scenario based
- Q2. 1 coding quest, then Detail discussion on each and every topic
Senior Engineer Interview Questions & Answers
Tata Communications Transformation Services
Anonymous
posted on 27 Nov 2023
Selected
I applied via Naukri.com and was interviewed before Nov 2022. There were 3 interview rounds.
Discussing about troubleshooting process in NOC.
(1 Question)
- Q1. GPON, DWDM, Switch.
Interview Preparation Tips
Senior Engineer Interview Questions & Answers
Tata Communications Transformation Services
Anonymous
posted on 28 Sep 2023
Selected
I appeared for an interview before Sep 2022.
(1 Question)
- Q1. Profile discussion, job designation discussion, further opportunities discussion
(1 Question)
- Q1. Network engineering questions Spectrum analyser, ITSM tool knowledge, hfc engineering network questions like network outage locating issue and isolating it.
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Good organisation for long term working.
Selected
I applied via Referral and was interviewed before Jul 2023. There was 1 interview round.
It was JS question paper sheet.
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Selected
I applied via Naukri.com and was interviewed before Feb 2023. There was 1 interview round.
(5 Questions)
- Q1. Valid parenthesis
- Q2. Java Streams and microservices
- Q3. Docker usage and APIS
- Ans.
Docker is a containerization platform that allows for easy deployment and management of applications.
Docker is used to package applications and their dependencies into containers.
Containers provide a consistent and isolated environment for running applications.
Docker APIs allow for programmatic interaction with Docker, enabling automation and integration with other tools.
Docker APIs can be used to manage containers, im...
- Q4. REST, CI CD, k8s
- Q5. Java8, database, coding
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Selected
I applied via Campus Placement and was interviewed before Mar 2023. There were 2 interview rounds.
1 hour , 3 coding questions java based
(2 Questions)
- Q1. Normal discussion
- Q2. Discussed about joining date or telling about salary or benifits.
Interview Preparation Tips
- Java
- Core Java
- Angular
- Spark
- Microservices
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Vedang Cellular Services Interviews By Designations
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Vedang Cellular Services Dwdm NOC Engineer Reviews and Ratings
based on 1 review
Rating in categories
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|  ₹1.8 L/yr - ₹5.5 L/yr |
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| ₹2.5 L/yr - ₹5.6 L/yr |
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| ₹4.5 L/yr - ₹11 L/yr |
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