2 Ribbon Communication TAC Engineer Interview Questions & Answers | Complete Prep Guide 2025

Ribbon Communication TAC Engineer Interview Experiences

1 interview found

TAC Engineer Interview Questions & Answers

Ashutosh Chandrakesh Maurya

posted on 6 Sep 2023

Interview experience

Average

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

No response

I applied via Naukri.com and was interviewed in Aug 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

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Round 2 - Aptitude Test

30 Minutes Aptitude was taken as first round, after which there was a long wait time. After like 4 hrs they called me for an interview.

Round 3 - Technical

(2 Questions)

Q1. Detailed difference with logic for Hub & Switch

Ans.

Hub operates at physical layer, broadcasts data to all ports. Switch operates at data link layer, forwards data to specific ports.

Hub operates at physical layer, broadcasts data to all ports
Switch operates at data link layer, forwards data to specific ports
Hub is less secure as it broadcasts data to all ports
Switch is more secure as it forwards data only to specific ports based on MAC addresses

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Q2. Network routing

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Interview Preparation Tips

Topics to prepare for Ribbon Communication TAC Engineer interview:

IT Networking & Switching
CCNA Voice

Interview preparation tips for other job seekers - Take time as they have long process and too many application in case of walk-in. Be patient and try to engage with HR directly so that you are updated for next activity.

Skills evaluated in this interview

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Interview Tips & Stories

5d (edited)

timepasstiwari

A Digital Markter

Got Rejected In an Interview, Just Because I Didn’t Answer a Personal Question

So, I got invited for this interview, and they told me to be there at 9 AM. Of course, I get there early, like 8:30, because I don't want to be late. But then I end up waiting for 1.5 hours... read more

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Interview questions from similar companies

System Engineer Interview Questions & Answers

Infosys

Anonymous

posted on 22 Feb 2022

I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.

Round 1 - Aptitude Test

Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.

Round 2 - Technical

(3 Questions)

Q1. Explain OOPs w.r.t Java

Ans.

OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.

OOPs stands for Object-Oriented Programming System
Java is a class-based OOPs language
Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs
Objects have state and behavior
Java supports interfaces, which allow for multiple inheritance
Example: A car can be represented as an object wit...

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Q2. Explain about the projects that you have worked on

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Q3. Explain how Java solves machine dependency of code execution

Ans.

Java solves machine dependency by using bytecode and virtual machine.

Java code is compiled into bytecode which is platform-independent
The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific
JVM translates bytecode into machine code for the specific platform
This allows Java code to run on any platform with a JVM installed
Example: A Java program compiled on Windows can run on Linux or Mac as

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Round 3 - HR