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AT&T Network Engineer Interview Questions and Answers
AT&T Network Engineer Interview Experiences
4 interviews found
Asif Shaik
I applied via Company Website and was interviewed in Oct 2022. There were 3 interview rounds.
The discussion is about the benefits and drawbacks of artificial intelligence and UPI payments.
(6 Questions)
- Q1. They have asked Self introduction.
- Q2. The project's that I have worked on my final sem.
- Q3. The role and responsibilities that I have done in my previous internship.
- Q4. What are your strengths and weaknesses?
- Q5. What kind of compensation are you looking for?
- Q6. Where do you see yourself in five years?
Interview Preparation Tips
- Computer Networking
- Communication Skills
- Interpersonal Skills
Proper dress code is required.
Concentrate on what you are saying.
Selected
I applied via Naukri.com and was interviewed in Mar 2022. There was 1 interview round.
Interview Questionnaire
16 Questions
- Q1. Introduce yourself
- Q2. How many years of experience?
- Q3. Are you technical or non technical?
- Q4. Tell me your job Roles and responsibilities?
- Q5. What is your current CTC?
- Q6. What is your expected CTC?
- Ans.
My expected CTC is negotiable based on the job responsibilities, company size, and location.
My expected CTC is based on my experience, skills, and industry standards.
I am open to discussing the compensation package during the interview process.
I am looking for a competitive salary that aligns with my qualifications and the market rate.
- Q7. What's your graduation?
- Q8. What's your preferred job location?
- Q9. You're from which state?
- Q10. Do ready for technical round?
- Q11. Once compete your technical round will let you know
- Q12. What it is your notice period?
- Q13. What's is your current company?
- Q14. What's your job rol
- Q15. Are you able to do rotational shifts?
- Ans.
Yes, I am able to do rotational shifts as required for the job.
I am flexible with my work schedule and can adapt to different shifts
I have previous experience working in rotational shifts
I understand the importance of maintaining network operations 24/7, which may require working different shifts
- Q16. Are you able to night shift?
Interview Questionnaire
2 Questions
- Q1. Learn from basic and be confident.Lan wan F5 firewall if any
- Q2. Be confident and only put on resume what you know.
I applied via Walk-in and was interviewed before Jul 2021. There were 2 interview rounds.
(2 Questions)
- Q1. Information about Networking?
- Ans.
Networking is the practice of connecting devices together to share resources and communicate with each other.
Networking involves the use of protocols and technologies such as TCP/IP, DNS, DHCP, and VLANs.
Networks can be wired or wireless, and can span across local or wide areas.
Networking also includes security measures such as firewalls, VPNs, and encryption.
Examples of network devices include routers, switches, hubs,
- Q2. Practical Test for networking?
Interview Preparation Tips
Skills evaluated in this interview
AT&T interview questions for designations
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Selected
I applied via Approached by Company and was interviewed in Nov 2024. There was 1 interview round.
(4 Questions)
- Q1. 4g architect and interphase used?
- Ans.
4G architecture includes radio access network (RAN), core network, and user equipment (UE) with interfaces like S1, X2, and LTE-Uu.
4G architecture consists of Radio Access Network (RAN), Core Network, and User Equipment (UE)
Interfaces used in 4G architecture include S1, X2, and LTE-Uu
RAN connects UE to the core network, while X2 is used for communication between base stations
LTE-Uu is the air interface between UE and b
- Q2. Regarding throughput and sinr degradation how to improve?
- Q3. How to calculate PRB?
- Ans.
PRB can be calculated by dividing the total available bandwidth by the bandwidth per PRB.
Calculate total available bandwidth
Determine the bandwidth per PRB
Divide total available bandwidth by bandwidth per PRB to get the number of PRBs
- Q4. OSS kpi knowledge?
Interview Preparation Tips
(2 Questions)
- Q1. Self interduction
- Q2. Pervious company experience
- Ans.
Worked as a Network Engineer at XYZ Company for 3 years.
Managed and maintained network infrastructure
Configured routers, switches, and firewalls
Troubleshooted network issues and implemented solutions
Collaborated with cross-functional teams for project implementations
(2 Questions)
- Q1. Fiber colour coding
- Q2. Splicing lan colour coding
(1 Question)
- Q1. Salary discussion
(2 Questions)
- Q1. Network architecture
- Q2. LAN TECHNOLOGY in detail
- Ans.
LAN technology refers to the methods and protocols used to create local area networks for connecting devices within a limited geographical area.
LAN technology includes Ethernet, Wi-Fi, and Token Ring.
Ethernet is the most common LAN technology, using CSMA/CD for collision detection.
Wi-Fi uses wireless signals to connect devices within a LAN.
Token Ring is a less common LAN technology that uses a token-passing protocol.
LA...
(7 Questions)
- Q1. OSI MODEL and Layers
- Q2. Router technique
- Ans.
Router technique refers to the method used by a router to determine the best path for forwarding data packets.
Routing protocols like OSPF, EIGRP, and BGP are used to determine the best path for data packets
Static routing involves manually configuring the routes on the router
Dynamic routing allows routers to communicate with each other to determine the best path
Packet switching is used by routers to forward data packets
- Q3. OSI Model layer functionality
- Ans.
The OSI Model defines the functions of each layer in a network communication system.
Physical layer - transmits raw data bits over a physical medium
Data link layer - provides error detection and correction, and organizes data into frames
Network layer - routes data packets between different networks
Transport layer - ensures reliable data delivery and manages end-to-end communication
Session layer - establishes, maintains,...
- Q4. Routing Technology
- Q5. TCP IP MODEL in detail
- Ans.
TCP/IP model is a conceptual framework used for understanding networking protocols.
Consists of four layers: Application, Transport, Internet, Link
Each layer has specific functions and protocols
Data is encapsulated and decapsulated as it moves through the layers
Example: HTTP operates at the Application layer, TCP at the Transport layer
- Q6. FTTH technology
- Q7. Network Troubleshooting
(3 Questions)
- Q1. Introduce yourself
- Q2. Question about last job profile
- Q3. Salary excepted
Skills evaluated in this interview
Network Engineer Interview Questions & Answers
Excitel Broadband
Vipin Kumar Maurya
posted on 29 Dec 2024
(2 Questions)
- Q1. Network Engineer Olt OTDR Installation OFC
- Q2. To
(2 Questions)
- Q1. Tell mee about yourself
- Q2. What is networking
Interview Preparation Tips
Network Engineer Interview Questions & Answers
Tata Communications Transformation Services
Anonymous
posted on 27 Nov 2024
Selected
I applied via Referral and was interviewed in May 2024. There were 2 interview rounds.
Network related questions
(2 Questions)
- Q1. What is salary expectation?
- Q2. Document verification
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AT&T Network Engineer Reviews and Ratings
based on 24 reviews
Rating in categories
|
Technical Specialist
313
salaries
|  ₹14 L/yr - ₹38 L/yr |
|
Senior Associate
281
salaries
| ₹8 L/yr - ₹21.7 L/yr |
|
Network Engineer
245
salaries
| ₹2.8 L/yr - ₹14.1 L/yr |
|
Senior Technical Specialist
148
salaries
| ₹22.8 L/yr - ₹47 L/yr |
|
Senior Network Engineer
110
salaries
| ₹7 L/yr - ₹22 L/yr |
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