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Concretio Apps Interview Questions and Answers
Concretio Apps Interview Experiences
3 interviews found
- Q1. What you can do with wire and what you can't do with wire?
- Ans.
Wire is used in Lightning Web Components to read data reactively from Salesforce, but it has limitations on data manipulation.
Wire can be used to fetch data from Apex methods or Salesforce data sources, e.g., @wire(getAccounts).
Wire automatically re-runs when the parameters change, ensuring the component stays updated.
Wire cannot be used to perform imperative operations like creating, updating, or deleting records dire...
- Q2. Best practices for creating Trigger, Test Classes, LWC components
- Ans.
Best practices for Salesforce Triggers, Test Classes, and LWC components ensure maintainability and performance.
Use one trigger per object to avoid confusion and maintainability issues.
Implement trigger logic in handler classes to separate concerns and improve readability.
Bulkify your code to handle multiple records efficiently, e.g., using collections.
Write test classes that cover at least 75% of your code and include...
Interview Preparation Tips
Salesforce trigger or flow or rollup summary
(2 Questions)
- Q1. Tell about trigger or apex
- Ans.
Apex is a programming language used in Salesforce for creating custom business logic.
Apex is similar to Java and is used to write triggers, controllers, and classes in Salesforce
Triggers are pieces of code that are executed before or after records are inserted, updated, or deleted in Salesforce
Apex classes are used to define methods and variables to perform custom actions in Salesforce
- Q2. Tell about lightning web component
- Ans.
Lightning web components are custom elements built using HTML and modern JavaScript.
Built on modern web standards like web components, custom elements, and shadow DOM
Can be used in Salesforce Lightning Experience, Salesforce Mobile App, and standalone apps
Can interact with Salesforce data and metadata using Lightning Data Service and Apex
Can be developed using Salesforce CLI, Visual Studio Code, and Salesforce Extensio...
(2 Questions)
- Q1. Why you want to join here
- Q2. How long you want to work with us
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.
(2 Questions)
- Q1. Salesforce domain
- Q2. About yourself intro
Top trending discussions
Interview questions from similar companies
Senior Software Engineer Interview Questions & Answers
Global Edge Software
Anonymous
posted on 19 Sep 2021
I applied via Naukri.com and was interviewed before Sep 2020. There were 6 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Python program like print day, month and year from current date and fibonacci series
- Q2. Bluetooth concept basics
Interview Preparation Tips
I applied via Naukri.com
Interview Questionnaire
1 Question
- Q1. What are Option Strict and Option Explicit? What are all the differences between Dispose and Finalize()? What is the difference between System.String and System.StringBuilder classes? What is Delegate? ...
- Ans.
Answers to common interview questions for Software Engineer position
Option Strict and Option Explicit are compiler directives in VB.NET
Dispose() is used to release unmanaged resources while Finalize() is used for garbage collection
System.String is immutable while System.StringBuilder is mutable
Delegate is a type that represents a reference to a method
Value types store data directly while reference types store a referen...
Interview Preparation Tips
1st round-online test(prpare all kind of logical, verbal, and .net related questions)
2nd round- technical round(prepare all .net interview questions,sql server questions, winforms, web api)
3rd round- hr discussion
(2 Questions)
- Q1. There wer four questions 1) wildcard pattern matching(leetcode) 2) cows and buffaloes(leetcode) 3) unix based cd directory 4) backtracking question
- Q2. It was a resume based round for 45 min
(1 Question)
- Q1. It was a resume based round for 1 hr
Interview Preparation Tips
Know your resume very well
Selected
I applied via Campus Placement and was interviewed in Feb 2024. There were 2 interview rounds.
It had 2 coding questions
(2 Questions)
- Q1. About projects I mentioned in resume
- Q2. React questions
Selected
I applied via Approached by Company and was interviewed before Sep 2023. There were 3 interview rounds.
DSA based round. Taken by external company. I would say to medium level questions asked.
(2 Questions)
- Q1. This was based on LLD.
- Q2. Why SQL and not NoSQL?
- Ans.
SQL is preferred for structured data, transactions, complex queries, and ACID compliance.
SQL is better for structured data and relationships between data.
SQL is preferred for transactions and ensuring data integrity.
SQL is more suitable for complex queries involving multiple tables.
SQL databases provide ACID compliance for data consistency and reliability.
(2 Questions)
- Q1. Past project experience with a Tech Lead.
- Ans.
Worked on a project with a Tech Lead to develop a new feature for a web application.
Collaborated closely with the Tech Lead to define project requirements and timelines
Received guidance and mentorship from the Tech Lead on best practices and coding standards
Participated in regular code reviews and discussions with the Tech Lead to ensure quality and consistency
Implemented feedback and suggestions provided by the Tech L...
- Q2. More into the problems I have solved previously and the working culture discussion.
Interview Preparation Tips
- DSA
- LLD
- Past project
Skills evaluated in this interview
I applied via Other and was interviewed in Oct 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Basic C language question like what is pointer ,Array,structure,Call by reference, Difference between union and structure. Some programming question are prime number,factorial,fabonacci series,strings etc
Interview Preparation Tips
Senior Software Engineer Interview Questions & Answers
Global Edge Software
Anonymous
posted on 15 Dec 2021
I applied via Naukri.com and was interviewed in Nov 2021. There were 3 interview rounds.
Interview Questionnaire
7 Questions
- Q1. 1) What is volatile? 2) What is constant? 3) Can we use volatile and const at a time?4) What is ISR how it works?
- Ans.
Answers to questions related to software engineering concepts.
Volatile is a keyword used to indicate that a variable's value can be changed unexpectedly.
Constant is a keyword used to indicate that a variable's value cannot be changed once it is assigned.
Volatile and const can be used together to indicate that a variable's value cannot be changed and that it may change unexpectedly.
ISR stands for Interrupt Service Routi...
- Q2. What is pointer? Explain dangling pointer, null pointer, void pointer.
- Ans.
A pointer is a variable that stores the memory address of another variable. Dangling, null, and void pointers are types of pointers.
Dangling pointer: a pointer that points to a memory location that has been deallocated or freed
Null pointer: a pointer that does not point to any memory location
Void pointer: a pointer that has no specific data type and can point to any data type
- Q3. Storage classes explain all the storage classes in c.
- Ans.
Storage classes in C define the scope and lifetime of variables.
auto: default storage class for local variables
register: stores variables in CPU registers for faster access
static: retains value between function calls
extern: used to access global variables across multiple files
- Q4. Compilation stages.
- Q5. Projects done at previous company with clear explanation.
- Ans.
Led multiple projects focusing on scalable web applications and microservices architecture, enhancing performance and user experience.
Developed a scalable e-commerce platform using React and Node.js, improving load times by 30%.
Implemented a microservices architecture for a healthcare application, enabling independent deployment and scaling of services.
Optimized an existing legacy system by refactoring code and introdu...
- Q6. CAN, SPI, I2C, UART differences.
- Q7. Explain CAN data frame.
- Ans.
CAN data frame is a message format used in Controller Area Network (CAN) protocol.
CAN data frame consists of 7 fields: Start of Frame (SOF), Arbitration ID, Control Bits, Data Length Code (DLC), Data Field, Cyclic Redundancy Check (CRC), and End of Frame (EOF).
The Arbitration ID field is used to identify the message priority and the source of the message.
The Data Field can contain up to 8 bytes of data.
The CRC field is...
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Skills evaluated in this interview
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