Oracle Senior Plsql Developer Interview Questions, Process, and Tips

Q1. Can you explain about Platform Events?
Ans. 
Platform Events are a feature in Salesforce that allow developers to deliver secure, scalable, and customizable event notifications.
• Platform Events are based on the publish-subscribe model, where publishers send events and subscribers receive them.

• They are used to communicate changes in Salesforce data or custom events within an organization.

• Developers can define custom event objects and trigger events using Apex or de...read more
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Q2. Tell me about Asynchronous Apex? Difference between Batch Apex and Queueable Apex
Ans. 
Asynchronous Apex allows you to run processes in the background, without user interaction. Batch Apex and Queueable Apex are two types of Asynchronous Apex.
• Asynchronous Apex allows you to process large amounts of data asynchronously, without impacting the user interface.

• Batch Apex is used to process large data sets that can be divided into smaller batches for processing.

• Queueable Apex allows you to submit jobs for asyn...read more
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Q3. Explain Future method? and why we need (Callout= true) along with that annotation?
Ans. 
Future method is used to run code asynchronously. Callout=true is needed to make HTTP callouts from future methods.
• Future methods are used to run code asynchronously in Salesforce.

• They are annotated with @future annotation.

• Callout=true is needed to make HTTP callouts from future methods.

• Without Callout=true, making HTTP callouts from future methods is not allowed.
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Q4. Data Security in Salesforce and types in it.
Ans. 
Data security in Salesforce involves various types of security measures to protect sensitive information.
• Salesforce provides various security features such as user authentication, data encryption, and access controls.

• Types of data security in Salesforce include object-level security, field-level security, and record-level security.

• Salesforce also offers tools like Salesforce Shield for enhanced data security and compli...read more
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Q1. Salary expectations
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Q1. Introduction self
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It went well. Easy questions were asked

We have to first explain how we are planning to solve the problem and can start coding

Q1. Multi threading
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Q2. Algorithms in data structures
Ans. 
Algorithms in data structures are essential for efficient data manipulation and retrieval.
• Algorithms in data structures help in organizing and managing data effectively.

• Examples include sorting algorithms like quicksort and searching algorithms like binary search.

• Understanding algorithms in data structures is crucial for optimizing performance in software development.
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Very difficult aptitude questions

Resources coding round

Q1. Very difficult questions
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Q2. Coding program is very difficult
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Questions on react , majorly focus on basics

Q1. Question on coding react
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Q1. Machine coding round
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Q1. Cultural fit questions
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One to one interview along with coding round.
Basic questions for python based on list touple dictionary.
Numpy, Pandas, CSV and operation.
SQL queries basic like join query
Having query.

Q1. Managerial round Use case base
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Q2. Completely based on your work experience discussion along with some basic logical use case.
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Q3. This including salary expectancy questions
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Q4. Previous projects questions
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Q5. Core logic of previous work
Ans. 
The core logic of my previous work involved developing a web application using Python and Django framework.
• Developed a web application using Python and Django framework

• Implemented various features and functionalities based on client requirements

• Handled database operations and data manipulation using Django ORM

• Worked on front-end development using HTML, CSS, and JavaScript

• Collaborated with a team of developers to ensure
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Q1. Embedded systems questions
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Q1. Salary expectations
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Q1. Worst company ever, where the interviewer himself does not know what are the requirements for the position they are hiring for. The interviewer interviewed me for .Net architect, and suddenly I found mysel...read more
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Q2. You are just a resource waiting to be deployed on project. All they want to know is that why you are not deployed even if you haven't faced any client interview in the field of your expertise.
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