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Tata Communications RF Engineer Interview Questions and Answers for Freshers
Tata Communications RF Engineer Interview Experiences for Freshers
1 interview found
Anonymous
I applied via Referral and was interviewed before Nov 2021. There were 2 interview rounds.
(2 Questions)
- Q1. What kind of device are you working on?
- Ans.
I am currently working on designing and testing a 5G small cell device.
Designing and testing a 5G small cell device
Working on optimizing the device's performance
Collaborating with cross-functional teams to ensure successful deployment
Conducting field tests to evaluate the device's capabilities
- Q2. How much gain was there?
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Selected
I applied via Walk-in and was interviewed in Jul 2023. There were 2 interview rounds.
(2 Questions)
- Q1. What is networking?
- Ans.
Networking is the practice of connecting computers and other devices to share resources and information.
Networking involves the use of hardware such as routers, switches, and cables to create a network.
It also includes the use of software protocols like TCP/IP to facilitate communication between devices.
Networking allows devices to share resources such as files, printers, and internet connections.
Examples of networking
- Q2. What is DHCP,DNS,VLAN,size of IPv4 and IPv6,
- Ans.
DHCP assigns IP addresses, DNS translates domain names to IP addresses, VLAN separates network traffic, IPv4 has 32-bit addresses, IPv6 has 128-bit addresses.
DHCP (Dynamic Host Configuration Protocol) assigns IP addresses to devices on a network dynamically.
DNS (Domain Name System) translates domain names to IP addresses.
VLAN (Virtual Local Area Network) separates network traffic into different segments.
IPv4 has 32-bit...
(1 Question)
- Q1. Osi layer,dhcp snooping, tcp/ip, basic questions about is-is,ospf,bgp, different between default vlan and native vlan, Stp, cisco switch models, ip address types, telnet, ssh, syslog, snmp, vpn, radius ser...
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Walk-in and was interviewed in Dec 2023. There were 2 interview rounds.
Directly asked some basic questions and then some scenario based questions.
(1 Question)
- Q1. In this round did not asked expectation of salary, only given salary structure, shift timings and manager details.
Interview Preparation Tips
In third party roll job less benefits, no night shift allowance, no more leaves, no bonus, no job security...etc
Selected
I applied via Naukri.com and was interviewed in Feb 2023. There were 4 interview rounds.
To check your telecom network knowledge
(1 Question)
- Q1. They check your confidence
(3 Questions)
- Q1. They check how to handle the situation
- Q2. What is routing protocol and its process
- Ans.
Routing protocol is a set of rules used by routers to determine the best path for data packets to reach their destination.
Routing protocols help routers communicate with each other to share information about network topology.
They use algorithms to calculate the best path for data packets based on factors like hop count, bandwidth, and delay.
Examples of routing protocols include RIP, OSPF, EIGRP, and BGP.
- Q3. Woking of switch, router, ont and firewall
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Walk-in and was interviewed in Dec 2022. There was 1 interview round.
(2 Questions)
- Q1. Ccna basic questions
- Q2. Ccna indepth questions they have asked
Interview Preparation Tips
Selected
I applied via Referral and was interviewed before Dec 2021. There were 4 interview rounds.
(2 Questions)
- Q1. Introduce yourself, what's your ambition.
- Q2. Where you see yourself after 5 years, regarding studies
(2 Questions)
- Q1. Ip address, Eigrp, ospf, Ad value, switch, vlan, stp, dtp, inter vlan, trunk, subnetting
- Q2. Experience, studies, related questions regarding CCNA
(1 Question)
- Q1. Introduction, last salary, expected salary,
Interview Preparation Tips
- CCNA
I applied via Naukri.com and was interviewed in Feb 2022. There were 3 interview rounds.
(1 Question)
- Q1. Tell me about yourself.
- Ans.
I am an experienced NOC Engineer with a strong background in network operations and troubleshooting.
I have a Bachelor's degree in Computer Science.
I have worked for 5 years in a large telecommunications company, managing and monitoring network infrastructure.
I am skilled in using network monitoring tools such as SolarWinds and Wireshark.
I have experience in troubleshooting network issues, analyzing logs, and implementi...
(1 Question)
- Q1. What is modulation, tcp/ip, guard band.
- Ans.
Modulation is the process of varying a signal's characteristics to transmit information. TCP/IP is a protocol used for communication between devices. Guard band is a frequency band used to separate two channels.
Modulation is used in radio communication to transmit information by varying the amplitude, frequency, or phase of a carrier wave.
TCP/IP is a set of protocols used for communication between devices on a network....
(1 Question)
- Q1. What is 2g, 3g,4g explain
- Ans.
2G, 3G, and 4G are different generations of mobile network technology.
2G stands for second generation and is based on digital technology. It allows for basic voice and text communication.
3G stands for third generation and introduced mobile data and internet connectivity.
4G stands for fourth generation and offers faster internet speeds and improved data transfer rates.
Examples of 2G networks include GSM and CDMA. Exampl...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Recruitment Consultant and was interviewed in Jul 2021. There were 3 interview rounds.
Interview Questionnaire
6 Questions
- Q1. Self Introduction includes hobbies, family members, interests, academics details, achievements if any.
- Q2. Technical Part include basic knowledge on Telecommunication and Mobile Evolution (2G,3G,4G&5G) ?
- Q3. What do you know about GSM architecture and the interface of connectivity, OSI Model and layers (function of each layer) ?
- Ans.
GSM architecture includes multiple layers of OSI model for connectivity. Each layer has a specific function.
GSM architecture consists of physical, data link, network, transport, and application layers.
Physical layer handles the transmission of bits over the air interface.
Data link layer provides error-free transmission of data frames.
Network layer handles routing and addressing of data packets.
Transport layer ensures r...
- Q4. What are Modulation Technique ?
- Ans.
Modulation techniques are used to encode information onto a carrier signal for transmission over a communication channel.
Modulation techniques vary in terms of the type of carrier signal used (analog or digital), the type of modulation (amplitude, frequency, phase), and the complexity of the modulation scheme.
Examples of modulation techniques include amplitude modulation (AM), frequency modulation (FM), phase modulatio...
- Q5. What is DHCP and its Importance ?
- Ans.
DHCP stands for Dynamic Host Configuration Protocol. It is a network protocol that assigns IP addresses to devices on a network.
DHCP automates the process of assigning IP addresses to devices on a network.
It helps to avoid IP address conflicts and makes it easier to manage a large network.
DHCP also provides other network configuration information, such as subnet mask and default gateway.
Without DHCP, network administra...
- Q6. Difference between GSM and CDMA ?
- Ans.
GSM and CDMA are two different technologies used in mobile communication.
GSM uses SIM cards while CDMA does not.
GSM allows for easy switching of phones while CDMA does not.
GSM has better international roaming capabilities than CDMA.
CDMA has better call quality and network capacity than GSM.
GSM is more widely used globally while CDMA is mostly used in the US and parts of Asia.
Interview Preparation Tips
The interview was more of technical one but they also test your communication skills. My interview was lasted 25-30 min only, there were 3 rounds. It was my first offcampus interview as a fresher. Go through the job description thoroughly as they may ask that what do you understand about your job role mentioned in your interview mail.
Skills evaluated in this interview
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Tata Communications RF Engineer Reviews and Ratings
based on 4 reviews
Rating in categories
|
Network Engineer
1.6k
salaries
|  ₹1 L/yr - ₹6.5 L/yr |
|
Assistant Manager
1.3k
salaries
| ₹5.3 L/yr - ₹21 L/yr |
|
Customer Service Executive
955
salaries
| ₹2.4 L/yr - ₹7 L/yr |
|
Associate Engineer
864
salaries
| ₹1 L/yr - ₹5.2 L/yr |
|
Manager
816
salaries
| ₹9.8 L/yr - ₹34 L/yr |
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