Posistrength Software Solution Private Limited Senior Devops Engineer Interview Questions and Answers

Pattern program and general output questions

Q1. Technical interview one-on-one
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Q1. HR round taken by hr team
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Q1. Mostly asked java springboot questions
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Q2. What is interceptor
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An interceptor is a middleware component that intercepts incoming and outgoing HTTP requests in an application.
• Interceptors can be used for logging, authentication, error handling, and modifying requests/responses.

• In Angular, interceptors can be used to add headers to HTTP requests or handle errors globally.

• In Spring framework, interceptors can be used for pre-processing and post-processing of requests.

• Interceptors are...read more
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Q3. What are all functional interfaces available in java
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Functional interfaces in Java are interfaces with a single abstract method, used for lambda expressions and method references.
• Functional interfaces can be found in the java.util.function package.

• Examples of functional interfaces include Consumer, Supplier, Predicate, and Function.

• Functional interfaces can be identified by the @FunctionalInterface annotation.
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Q4. Gatway implementation in spring boot
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Gateway implementation in Spring Boot allows for routing and filtering of incoming requests to different microservices.
• Use Spring Cloud Gateway for implementing gateway in Spring Boot

• Define routes and filters in application.properties or application.yml

• Example: routes: - id: my_route uri: http://localhost:8080 predicates: - Path=/my_route/**

• Example: filters: - AddRequestHeader=X-Request-Foo, Bar
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Q5. Java 8 coding questions
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Q1. Print star and some basic java
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Q1. Mostly about your previous experience
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Q1. Same nothing fancy.............
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Q1. They will judge your attitude
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Q1. All about angular basic and deep questioning
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Q1. Basic routing and SPA
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Q1. Detail qbout angular and node js
Ans. 
Angular is a front-end framework while Node.js is a back-end runtime environment.
• Angular is used for building dynamic web applications with a focus on the client-side.

• Node.js is used for building server-side applications with JavaScript.

• Angular uses TypeScript for building applications while Node.js uses JavaScript.

• Angular has a large community and a lot of pre-built components while Node.js has a vast library of modul...read more
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Q1. Salary discussion as per interview
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Q1. How Instant clone work?
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Instant clone is a feature in VMware Horizon that allows for rapid creation of virtual desktops.
• Instant clones are created from a parent VM in a matter of seconds.

• They share the same virtual disks as the parent VM, but have their own memory and virtual NICs.

• Instant clones use a technology called VMFork to create a copy-on-write clone of the parent VM.

• They are ideal for use cases where a large number of identical virtua...read more
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Q2. Explain primary and secondary connection with port numbers from client to agent machine?
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Primary and secondary connections with port numbers are used for communication between client and agent machines.
• Primary connection is established using a well-known port number, such as port 80 for HTTP.

• Secondary connection is established using a random port number, which is assigned by the client machine.

• Primary connection is used for initial communication and negotiation, while secondary connection is used for data ...read more
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Q3. Have you worked on deploying Horizon infra?
Ans. 
Yes, I have experience in deploying Horizon infrastructure.
• I have deployed Horizon View infrastructure for virtual desktops.

• I have configured and managed Horizon Connection Servers.

• I have worked with Horizon Composer for image management.

• I have experience in troubleshooting Horizon infrastructure issues.

• I have implemented Horizon Workspace for application and data access.
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Q4. Different types of writable volumes?
Ans. 
Writable volumes are used to store user or application data separately from the OS and applications.
• There are two types of writable volumes: User writable volumes and AppStack writable volumes.

• User writable volumes are used to store user-specific data and settings.

• AppStack writable volumes are used to store application-specific data and settings.

• Writable volumes can be created using VMware App Volumes or Citrix App Lay...read more
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Q5. Difference between instant clone and linked clone?
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Instant clone creates a copy of the VM while linked clone shares virtual disks with the parent VM.
• Instant clone is faster to create than linked clone.

• Instant clone uses a copy-on-write mechanism to create a new VM.

• Linked clone shares virtual disks with the parent VM and only creates delta disks for changes.

• Instant clone is useful for creating many identical VMs quickly.

• Linked clone is useful for creating VMs with sligh
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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. Why are you looking for a change?
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Q5. Tell me about yourself.
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Q1. Tell me about yourself
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Q2. Where are you from
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Q3. Relocate to Pan india
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Q1. Tell me about yourself
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