Pattern Technologies Software Engineer Level 1 Interview Questions, Process, and Tips

Q1. Fibonacci, swap without 3rd var
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Q2. Non repetitive char in string
Ans. 
Find the first non-repetitive character in a string.
• Iterate through the string and count the occurrences of each character.

• Return the first character with a count of 1.
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Scenario based questions

Given one at home assignment to create a lwc component

Q1. How to have different pricing based on regions
Ans. 
Different pricing based on regions can be achieved by using price rules and custom fields in Salesforce.
• Create custom fields to store region information for each account or opportunity

• Use price rules to set different prices based on the region

• Utilize workflow rules or process builder to automate the pricing based on region

• Consider using custom metadata types for easier maintenance and scalability
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Q2. Parent to child relation in lwc
Ans. 
Parent to child relation in LWC refers to the relationship between a parent component and its child components in Lightning Web Components.
• Use @api decorator in child component to expose properties to parent component

• Use @track decorator in parent component to track changes in child components

• Communicate between parent and child components using events or properties
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Hackertank Test containing dsa question

Q1. Define success for you
Ans. 
Success for me is achieving personal and professional goals while maintaining a healthy work-life balance.
• Achieving personal goals such as learning new technologies or completing a project

• Receiving positive feedback from colleagues or clients

• Maintaining a healthy work-life balance by setting boundaries and taking time for self-care

• Feeling fulfilled and satisfied with my work
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Q2. Why changing your job
Ans. 
Seeking new challenges and opportunities for growth in a different environment.
• Looking for a new challenge to expand my skills and knowledge

• Interested in exploring different technologies and industries

• Seeking better career advancement opportunities

• Wanting to work in a more collaborative team environment
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Q1. Design patterns, Collections
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Q2. Spring Boot, Annotations, controller class, hibernate
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Basics questions of logical reasoning , english , mathematics etc

Q1. How to check current version of java coding question reverse a string project explaniation that you mention in your resume. interfaces?
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Q2. Encapsulation vs abstraction
Ans. 
Encapsulation is hiding implementation details while abstraction is hiding unnecessary details.
• Encapsulation is achieved through access modifiers like private, protected, and public.

• Abstraction is achieved through abstract classes and interfaces.

• Encapsulation protects the data from external interference while abstraction focuses on the essential features.

• Example of encapsulation: hiding the implementation details of a ...read more
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Q3. Jvm vs jre vs jdk
Ans. 
JVM is a virtual machine that executes Java bytecode. JRE is a runtime environment that includes JVM and libraries. JDK is a development kit that includes JRE and tools for developing Java applications.
• JVM stands for Java Virtual Machine and is responsible for executing Java bytecode.

• JRE stands for Java Runtime Environment and includes JVM and libraries required to run Java applications.

• JDK stands for Java Development ...read more
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Q1. I was asked about pascals triangle and basic questions from oops, dbms, SQL, networking and other topics.
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Good Communication
Good Knowledge in any of the programming languages- C/C++/ Java/ Python/ .net/Golang/AWS/Azure/Devops
Should be open for development, support, and Quality Assurance.
Good Analytical skills

Q1. Linked list (detect loop, reverse, delte a node) tree (height, DFS) graph theory concept C++ basic questions
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Q1. Total 3 round of Technical interviews.
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