When a task is created for a contact, how can a developer prevent the task from being included on the activity timeline of the contact's account record?

An Apex transaction inserts 100 Account records and 2,000 Contact records before encountering a DML exception when attempting to insert 500 Opportunity records. The Account records are inserted by calling the database.insert() method with the allOrNone argument set to false. The Contact and Opportunity records are inserted using the standalone insert statement. How many total records will be committed to the database in this transaction?

What must the Controller for a Visulforce page utilized to override the standard Opportunity view button?

Which three methods help ensure quality data?

Which is a valid Apex assignment?