CMCC Interview Questions and Answers

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Q1. Basic technical questions scenario based questions
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Q1. Expectations and basic case study questions
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Q1. Use of Hash Table
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Hash tables are data structures that store key-value pairs for efficient retrieval.
• Hash tables use a hash function to map keys to indexes in an array.

• They have constant time complexity for insertion, deletion, and lookup operations.

• Collisions can occur when multiple keys hash to the same index, which can be resolved using techniques like chaining or open addressing.
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Q1. Explain the architecture of Kubernetes
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Kubernetes is a container orchestration platform that manages and automates the deployment, scaling, and management of containerized applications.
• Kubernetes uses a master-slave architecture with a control plane and worker nodes.

• The control plane manages the overall state of the cluster and schedules workloads to the worker nodes.

• Worker nodes run the containers and communicate with the control plane to receive instructi...read more
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Q2. Give case study scenario where you implemented a app through any cloud provider (I preferred with azure)
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Q1. Explain the garbage collection process in java
Ans. 
Garbage collection is an automatic process of freeing up memory by removing unused objects.
• Java uses a mark-and-sweep algorithm for garbage collection

• Objects that are no longer referenced are marked for deletion

• The garbage collector runs periodically to remove the marked objects

• Finalize() method can be used to perform cleanup operations before an object is deleted
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Q2. Explain how did you implemented CI CD integration through Jenkins
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Implemented CI/CD integration through Jenkins using pipeline as code approach
• Created a Jenkins pipeline job and defined stages for build, test, and deploy

• Integrated source code management tool like Git with Jenkins

• Used Jenkins plugins like Maven, Docker, and Kubernetes for building, packaging, and deploying the application

• Configured Jenkins to trigger the pipeline on every code commit or merge to the main branch

• Enabled...read more
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Q3. Describe how Azure hosted AKS works
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Azure hosted AKS is a managed Kubernetes service that simplifies deployment and management of containerized applications.
• AKS stands for Azure Kubernetes Service

• AKS is a fully managed Kubernetes container orchestration service

• AKS automates the deployment, scaling, and management of containerized applications

• AKS integrates with other Azure services such as Azure Active Directory, Azure Monitor, and Azure Container Regist
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Dsa dp, graphs and many more questions from arrays and linked list were asked

Q1. Current Working
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Q2. Current CTC
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Current CTC refers to the total compensation package an employee receives, including salary and benefits.
• CTC stands for Cost to Company, which includes all expenses incurred by the employer.

• It encompasses basic salary, allowances, bonuses, and benefits like health insurance.

• For example, if your basic salary is $50,000, and you receive $10,000 in bonuses and $5,000 in benefits, your CTC would be $65,000.

• Understanding yo...read more
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Share details of your previous job.
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Q4. Tell me about yourself.
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Q1. Question regarding JD
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Q1. Question regarding JD
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Q1. Sql basics ,oops concepts
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Q2. Projects and other stuff
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Q1. Tell me about yourself?
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Q2. Explain your role in your current project and how you handled your customer in problematic situation?
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