CellPoint Interview Questions and Answers

Q1. Self introduction
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Q2. What is pH?
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Q3. What is ultraviolet (UV) spectroscopy, and how does it work?
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Q4. What is UV?
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Q5. What is fingerprint region?
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Q6. Tell me a range of UV spectroscopy
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Q1. Can you provide a self-introduction?
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Q2. Are you proficient in the Hindi language?
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Q3. Can you discuss the projects you completed during your college studies?
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Q4. Why cipla?
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Q5. Tell me about your education
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Q6. Tell me about your family
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Q1. What was your experience with your last employer?
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Q2. What were your roles and responsibilities in your last position?
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This was an assessment of skills and abilities.

Q1. What technical skills do you possess, especially in relation to the tools and technologies utilized by your previous employer?
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Q1. What is your experience with the tools used by HCLTech for this particular requirement?
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Q1. This was a face-to-face round that included some technical, aptitude, and behavioural questions.
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Q1. Business strategy case study questions were asked during the final round with the hiring manager.
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Q2. Salary negotiation process and the final offer
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Q1. Line balancing,manpower handling,rejection control
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Q2. Fmea, production related different types of questions
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Q1. 7qc,tool,line balancing,manpower handling,root cause analysis, inventory planning capa,six sigma, rejection analysis
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Q1. New assembly line setup related documents prepration
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Q1. Line balancing,manpower handling, production documents related questions
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Q1. What does a 4G GSM network diagram illustrate?
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Q2. What is beamwidth in the context of antenna theory?
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Q3. What steps would you take to observe the field if you were to visit it?
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Q4. What is a threshold?
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Q5. What is Voltage Standing Wave Ratio (VSWR)?
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Q6. What is MIMO (Multiple Input Multiple Output) technology?
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Q7. What is an E-Node B?
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Q8. Why is a Base Station Controller (BSC) unnecessary in a 4G network?
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Q9. What are the uplink and downlink speeds in a 4G network?
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Q1. What reasons can you provide that would support the decision to hire you?
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Q2. Can you provide details about your family and academic background?
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Q3. What motivates you to want to join our organization?
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Group discussion is a very important tool in addressing various problems.

Q1. What is the count of different types of vernier calipers?
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Q2. What is the count of measurements in micrometers?
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Q3. QQC Information About the world
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Q1. What the Quality
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Q2. What are the steps involved in Quality Control (QQC)?
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Basic self evaluation test.

Q1. What project I have completed and follow-up questions on that?
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Q2. How to handle class imbalance.
Ans. 
Handling class imbalance involves techniques like resampling, using different algorithms, and adjusting class weights.
• Use resampling techniques like oversampling or undersampling to balance the classes.

• Utilize algorithms that are robust to class imbalance, such as Random Forest, XGBoost, or SVM.

• Adjust class weights in the model to give more importance to minority class.

• Use evaluation metrics like F1 score, precision, r...read more
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Q3. Basic Python coding questions.
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Q1. Data-related questions.
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Q2. ML Ops questions.
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It's walkin, so they conducted 1 technical mcqs round.

Q1. Multi threading
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Q2. Internal working of hashmap
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HashMap in Java is a data structure that stores key-value pairs and uses hashing to efficiently retrieve values based on keys.
• HashMap uses an array of buckets to store key-value pairs.

• Keys are hashed to determine the index in the array where the key-value pair will be stored.

• In case of hash collisions, a linked list or a balanced tree is used to store multiple key-value pairs in the same bucket.

• HashMap allows null keys...read more
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Q3. Spring batch related
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Q4. Non repeating characters in a array
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Function to find and return all non-repeating characters in an array of strings.
• Iterate through the array and count the occurrences of each character using a HashMap.

• Then iterate through the array again and check if the count of each character is 1, if so add it to the result list.

• Return the list of non-repeating characters.
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Q5. 3rd highest salary
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To find the 3rd highest salary in a database, we can use a SQL query with the 'LIMIT' and 'OFFSET' keywords.
• Use a SQL query with 'ORDER BY salary DESC' to sort the salaries in descending order.

• Use 'LIMIT 1 OFFSET 2' to skip the first two highest salaries and retrieve the third highest salary.

• Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT 1 OFFSET 2;
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Q6. Qualifier vs primary
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A qualifier in Java is used to specify additional information about a primary, which is the main data type or variable.
• A primary in Java is the main data type or variable, while a qualifier provides additional information about the primary.

• Qualifiers can be used to modify the behavior or characteristics of a primary.

• For example, in Java, 'final' is a qualifier that can be used to make a variable constant.
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Q7. Controller vs restcontroller
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The main difference is that @RestController is a specialized version of @Controller that is used for RESTful web services.
• Both @Controller and @RestController are used in Spring MVC to handle HTTP requests, but @RestController is specifically used for RESTful web services.

• @Controller is used to create web pages, while @RestController is used to return data in JSON or XML format.

• @RestController is a convenience annotati...read more
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Q8. Spring boot annotataions
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Q9. Oops concepts with examples
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OOP concepts include inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class Dog extends Animal.

• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: private variables with public getter and setter methods.

• Polymorphism: Ability for objects to be treated as instances of their paren...read more
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Q10. Spring batch configuration
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Q11. They covered all java, spring and Microservices
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Q1. Microservices architecture
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Q2. How do Microservices communicate
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Microservices communicate with each other through various communication protocols like HTTP, messaging queues, and gRPC.
• Microservices can communicate over HTTP using RESTful APIs.

• Messaging queues like RabbitMQ or Kafka can be used for asynchronous communication between microservices.

• gRPC is a high-performance, open-source RPC framework that can be used for communication between microservices.

• Service discovery mechanism...read more
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Q3. How to access the Microservice end point
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Microservice endpoints can be accessed using HTTP requests with the appropriate URL
• Use HTTP methods like GET, POST, PUT, DELETE to interact with the microservice

• Construct the URL with the base URL of the microservice and the specific endpoint path

• Include any necessary headers or parameters in the request for authentication or data filtering
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Q4. Why we use microservices
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Microservices allow for modular, scalable, and flexible software development by breaking down applications into smaller, independent services.
• Microservices enable easier maintenance and updates as each service can be developed, deployed, and scaled independently.

• They improve fault isolation, as failures in one service do not necessarily affect the entire application.

• Microservices promote agility and faster time-to-mark...read more
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Q1. What is circuit breakers
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Q2. What is difference contractor or relay
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Q3. What is difference neutral or earthing
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Q4. What is star or delta
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Q5. What is use contractor
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Q1. What basic knowledge do you possess about your working field?
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Q2. Daily Consumption and Production
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Q3. What are the raw materials used in the production process?
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Q4. What technical data is available for the equipment?
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