interview questions

 Questions on 

A) Security - 

What is OWD and how to open up settings (different ways - sharing rule , apex sharing)

OWD and Profile and Permission Sets difference

Permission set group and muting permissions

Role and Profile have any relation?

With sharing,without sharing and inherited sharing

with security key word

B) Apex class

Best practice to write apex class and for loop

How to optimize code

Use of Utility class

Governor Limits

Async Apex - different ways to do it

When to use queueable apex and when to use future and when to use batch

can we call future from future /batch from batch / future from batch...differnt combination (be prepare for it)

C) Apex trigger

Best practice to write trigger

handle recursive trigger

trigger framework

when to use apex trigger and when to use flow trigger

when to use before and after triggers and different context variables

D) Flow

different types of flow

limitation of flow trigger

can we make api callout from flow

async flow in salesforce

E)Integration

Authentication/Authorization ways

When to do point to point integration and when to use middleware

SOAP API and REST API differences

Serialize and de-serialize json

F) LWC

life cycle hook of lwc

diffrence ways to call apex method

what is cacheable= true

async , promise all , await and other promise method and differences

Parent to child communication in lwc

child to parent

Lightning message serivce and pub sub what is difference