Universal Container has developed a custom Visualforce page that will accept user input and must prefer returning the results to the users.
Which two techniques should be used to ensure the users cannot perform a SOQL injection attack?

Mark is a sales rep of Cosmic Solutions who has defined a default account team in his personal settings. The default team consists of a sales rep named Bob. Mark has added the default account team to one of the account records owned by him, but he changed Bob's account access level from 'Read/Write' to 'Read Only' from the
'Account Team' related list. Which of the following will be modified due to this change?Choose 1 answer.

Universal Containers keeps product brochures in Salesforce as files. Sarah shares a public Unit to a product brochure with potential customers during a meeting. She wants to ensure they do not have access to the file after the meeting.
How should Sarah accomplish this?

Universal Containers (UC) turned off the customer visibility feature in its customer community. What community functionality is impacted by having the customer user visibility turned off?

What can be done in Profile which is not in Permission Set