1. What is an alternative for workflow?
Trigger
Process Builder
Schedule apex.


2. What is the use of isNew()?
Checks whether the record is newly created.

3. If you organization Workflow’s limit is over and if you want to write a workflow immediately and it it critical, what will you do?

1. De-activate any workflows and create it using trigger and then do the new workflow.
or
2. Go for Schedule apex or trigger to achieve this workflow.

4. How many users have you supported?
Number of users in the Salesforce organization. It helps the recruiter to understand your scalability.


5. How many records can be retrieved by List data type if the page attribute in readonly?
10,000.

Cheers!!!