PD1 Data Modeling and Management 2

Question 1

A developer needs a field that auto-increments with each new record and cannot be edited after creation. Which field type should they use?

Accepted Answer

Auto Number

Answer

The Auto Number field type generates a sequential, read-only number for each new record automatically.

Question 2

Which relationship type in Salesforce creates a dependent record where the child is deleted when the parent is deleted?

Accepted Answer

Master-Detail

Answer

Master-Detail relationships enforce cascading deletes — deleting the parent record also deletes all related child records.

Question 3

A junction object in Salesforce is used to implement which type of data relationship?

Accepted Answer

Many-to-Many

Answer

A junction object with two Master-Detail relationships to other objects implements a Many-to-Many relationship.

Question 4

What is the maximum number of Master-Detail relationships an object can have?

Accepted Answer

2

Answer

An object can have a maximum of 2 Master-Detail relationships in Salesforce.

Question 5

Which of the following is TRUE about Roll-Up Summary fields?

Accepted Answer

They calculate values from child records in a Master-Detail relationship

Answer

Roll-Up Summary fields aggregate child record data (COUNT, SUM, MIN, MAX) and can only be placed on the master object of a Master-Detail relationship.

(PD1) Salesforce Certified Platform Developer 1 Practice Test

(PD1) Salesforce Certified Platform Developer 1 Practice Test

PD1 Data Modeling and Management 2