Huawei Technologies Solution Engineer Interview Questions and Answers

Q1. Basic Linux Based Questions
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Q2. MYSQL based questions
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Q3. Call flow of DRA-PCRF
Ans. 
DRA-PCRF call flow involves Diameter messages between Diameter Routing Agent and Policy and Charging Rules Function.
• Diameter messages are exchanged between DRA and PCRF for policy and charging control in a network.

• DRA acts as a proxy between the PCRF and other network elements, routing Diameter messages.

• PCRF provides policy control decision-making for subscriber sessions based on network policies.

• Example: DRA receives ...read more
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Basic Apptitude test. Can pass

Q1. Similar questiosns like Round 1
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Q1. All 2g, 3g, 4g and hardware technical knowledge frequency
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Q1. Salary , your attitude, why you wanna joined.
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Q1. Call flows of Charging systems
Ans. 
Call flows of Charging systems involve the process of charging customers for services rendered.
• Call initiation by customer

• Validation of customer details

• Calculation of charges based on usage

• Application of discounts or promotions

• Payment processing

• Confirmation of successful payment
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Q2. Functional overview/Architecture of Charging system
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Charging system architecture involves components like charging stations, billing systems, and user interfaces.
• Charging system typically consists of charging stations where users can plug in their devices.

• Billing systems track usage and calculate charges based on factors like time and energy consumption.

• User interfaces allow users to monitor charging status and make payments.

• Integration with payment gateways for secure ...read more
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Q1. Sql fundamentals
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Q2. Sql query use case
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Q1. Why ericsson is choose
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Q1. Hashmap internal working. Dancing doll algo. Modi algo And other questions related to map and sap
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Q2. Awesome experience.
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Q3. Veey good company Interview
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Q1. AWS storage S3 related
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Q1. Behavioral question, how to resolve merge conflict
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Q1. Salary negotiation
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Q1. In Telecom industry what do you know?
Ans. 
Telecom industry involves providing communication services through various technologies like mobile, landline, and internet.
• Telecom industry includes companies that provide services such as mobile phone service, landline phone service, internet service, and television service.

• Key players in the telecom industry include AT&T, Verizon, T-Mobile, and Comcast.

• Technologies used in the telecom industry include 4G, 5G, fiber ...read more
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Q2. Questions related to TCP/IP stack protocol
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Q1. Are you willing to work on weekends
Ans. 
Yes, I am willing to work on weekends if required for the job.
• I understand that sometimes projects require weekend work to meet deadlines

• I am committed to delivering high-quality work and meeting project goals

• I am flexible with my schedule and can adjust to accommodate weekend work if needed
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Q2. Strengths you have
Ans. 
My strengths include strong problem-solving skills, excellent communication abilities, and a knack for collaboration.
• Strong problem-solving skills

• Excellent communication abilities

• Collaborative team player
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