Tata Communications Interview Questions, Process, and Tips

General aptitude questions

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Q1. Explain layers of OSI model
Ans. 
The OSI model consists of 7 layers that define the functions of a network communication system.
• Physical layer: Deals with physical connection and transmission of data.

• Data link layer: Manages data transfer between devices on the same network.

• Network layer: Handles routing and forwarding of data packets.

• Transport layer: Ensures reliable data transfer between end systems.

• Session layer: Manages communication sessions betw...read more
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Q2. Tell me about yourself
Ans. 
I am a dedicated and hardworking computer science graduate with a passion for coding and problem-solving.
• Graduated with a degree in Computer Science

• Proficient in programming languages such as Java, Python, and C++

• Experience with software development projects during internships

• Strong problem-solving skills demonstrated through coding competitions

• Interested in exploring new technologies and learning continuously
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Q1. 30 mins , goes through all the C++ basics . Nothing much challenging
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Q2. OOPS,threading,C++11,Locking
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Q1. 45 mins , goes though OS
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Q2. OS paging , process scheduling , caching, OS related . C++ was not asked at all
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Q1. Nothing much, no technical questions asked , No behavioral questions asked , Just asking how will you work , challenges faced so far
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Q2. What is the hardest task you have faced ? What is the steps you will do when faced with a challenge ? Linux basics (don't think the interviewer also had an idea of the answer), just kept asking
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Q1. Which is no.1 telecommunications industry
Ans. 
The no.1 telecommunications industry is AT&T.
• AT&T is a multinational conglomerate that provides telecommunications, media, and technology services.

• It is one of the largest telecommunications companies in the world, offering a wide range of services such as wireless communication, internet, and TV services.

• AT&T has a long history in the telecommunications industry and continues to innovate and expand its offerings.
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Q2. Where do you see you self in 5 years
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In 5 years, I see myself as a Senior Customer Service Executive, leading a team and implementing innovative strategies to enhance customer satisfaction.
• Continuing to excel in customer service skills and knowledge

• Taking on more responsibilities and leadership roles within the company

• Implementing new customer service strategies and initiatives

• Mentoring and training junior customer service executives

• Contributing to the ov...read more
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Q3. How do you plan your day
Ans. 
I plan my day by prioritizing tasks, creating a schedule, and setting goals.
• I start by making a to-do list of all the tasks that need to be completed

• I prioritize tasks based on deadlines and importance

• I create a schedule with time blocks for each task

• I set specific goals for the day to stay focused and motivated

• I regularly review and adjust my plan as needed
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Q4. Any thing about telecommunication you might wanna share
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Telecommunication is the transmission of information over long distances using technology.
• Telecommunication involves the use of various devices and networks to transmit data, voice, and video.

• Examples of telecommunication technologies include telephone networks, internet services, and satellite communication.

• Telecommunication plays a crucial role in connecting people globally and enabling communication across different...read more
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2 DSA questions . Easy to moderate

2 DSA questions . Easy to moderate

Q1. Ready to relocate
Ans. 
Yes, I am open to relocating for the right opportunity.
• I am willing to relocate for the right job opportunity that aligns with my career goals.

• I have experience relocating for previous jobs and am comfortable with the process.

• I am open to exploring new locations and cultures as part of my career growth.
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Q2. Expected CTC for the role
Ans. 
My expected CTC for this role is based on industry standards, my experience, and the responsibilities of the position.
• Research industry standards for similar roles

• Consider my years of experience and expertise

• Factor in the responsibilities and requirements of the position

• Be prepared to negotiate based on the overall compensation package offered
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