GENBAND Interview Questions and Answers

Q1. What are the responsibilities of an electrical technician?
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Q2. What field do you work in?
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Q1. What are the typical working hours for this position?
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Q2. What is the salary range for this role?
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Q1. What is stm-1 link
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Q2. What is Ip address and subnet mask
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Q3. What is OSI and TCP/IP Model
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Q4. What are the requirements for the implementation of stm-1 link and what is the capacity of stm-1 link
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Q1. What is ip address and difference between ipv4 and ipv6?
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Q2. What is vlan and vlan-id
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Q3. What is layer-2 and layer-3 services. Also what is the difference between them.
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Q4. Explain sdh structure and sdh frame
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Q5. What is DCCR and DCCM?
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Q6. What is ipv4 and ipv6 address of google dns server
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Q7. What is subnet mask and how to calculate the no. Of usable ip's. What is network host ip and broadcast ip
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Q8. What are different kinds of cards used in tejas 1400 and 1600 mux.
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Q9. What is difference between xa60g and xa20g card.
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Q10. What is gpon technology? Also explain briefly gpon architecture?
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Q11. How to add and delete nodes in NMS?
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Q12. How to upgrade software in olt, ont and tejas 1400 locally and from nms?
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Q13. What are different types of alarms occuring in tejas equipments
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Q14. Explain VCG, VCAT
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Q15. What is ipmpls? What are the advantages of MPLS? Which one is better mpls or traditional routing.
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For python and Java programming languages

Q1. What is technical?
Ans. 
Technical refers to knowledge, skills, and expertise related to a specific field or subject.
• Technical knowledge involves understanding the principles, theories, and practices within a particular area.

• Technical skills are practical abilities to perform tasks or use tools effectively.

• Technical expertise is gained through education, training, and experience.

• Examples: programming languages, engineering design software, mac
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Q2. What you think about technical
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Technical aspects in the field of Industrial Engineering are crucial for optimizing processes and improving efficiency.
• Technical aspects involve utilizing software and tools to analyze data and optimize processes.

• Understanding of manufacturing processes, supply chain management, and quality control is essential.

• Knowledge of automation, robotics, and artificial intelligence can help streamline operations.

• Continuous impr...read more
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Q3. Technology is the application of conceptual knowledge to achieve practical goals, especially in a reproducible way. The word technology can also mean the products resulting from such efforts, including bot...read more
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Q1. Asked about the details of my projects
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Q2. Digital question related to flip flop and mux.
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Q3. Assertion, constraint questions
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Q4. Asked about different ways of saving power
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1hr interview, asked checker code, checked protocol knowledge mentioned in Resume, asked assertion.

Q1. Draw Digital circuit question based on the waveform
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Q2. Asked about code coverage in details
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Q3. 1 technical puzzle, to print infinite series of a given pattern
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Q4. 1 logical puzzle, 50ball in box of 1 colour and 50ball of 2nd colour in another box, calculate highest probability to choose 1 colour ball.
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Q1. What is polymorphism
Ans. 
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to be used for different data types or classes.

• Examples include method overloading and method overriding in object-oriented programming.
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Q2. Find missing number from nth number array.
Ans. 
Find missing number from nth number array.
• Iterate through the array and calculate the sum of all numbers

• Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2

• Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
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Q3. Explain inheritance and it types
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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows a class to reuse code from another class.

• Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.

• Example: Class B inherits from Class A, so Class B can access
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Q4. Find 2nd max elements from aaray
Ans. 
Find 2nd max element from array of strings
• Sort the array in descending order

• Skip the first element (max element)

• Return the second element
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Q1. Scenario based questions
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Q2. Experience as field based questions
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Q1. Process improvements knowledge
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Q2. Projects delivered
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There were two rounds of interviews, which included a case study. It felt more like a discussion than a formal interview. Although I was not selected, the overall experience throughout the process was positive. The HR team was very supportive; in fact, they notified me about my non-selection, which is uncommon in the industry.

Q1. Related to my profile
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Q1. Spark code optimization
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Q2. Data formats in big Data, why each format.
Ans. 
Different data formats in big data are used for various purposes like storage efficiency, data processing speed, and compatibility with different systems.
• JSON: Lightweight, human-readable, and widely supported for web applications.

• Parquet: Columnar storage format for efficient querying and processing of large datasets.

• Avro: Schema-based serialization format with support for complex data types.

• ORC: Optimized Row Columna...read more
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Q3. Leet code - Most freq elem in a list
Ans. 
Find the most frequent element in a list of strings.
• Iterate through the list and count the frequency of each element using a dictionary.

• Track the element with the highest frequency as you iterate.

• Return the element with the highest frequency.
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