Get Salesforce DEX-450 Exam Dumps

What is the debug output of the following Apex code?

Decimal theValue;

System.debug (theValue);

A developer has JavaScript code that needs to be called by controller functions in multiple Aura components by extending a new abstract component.

Which resource in the abstract Aura component bundle allows the developer to achieve this?

Which feature should a developer use to update an inventory count on related Product records when the status of an Order is modified to indicate it is fulfilled?

A developer is tasked to perform a security review of the ContactSearch Apex class that exists in the system. Whithin the class, the developer identifies the following method as a security threat: List<Contact> performSearch(String lastName){ return Database.query('Select Id, FirstName, LastName FROM Contact WHERE LastName Like %'+lastName+'%); } What are two ways the developer can update the method to prevent a SOQL injection attack? Choose 2 answers

Given the following block code: try{ List <Accounts> retrievedRecords = [SELECT Id FROM Account WHERE Website = null]; }catch(Exception e){ //manage exception logic } What should a developer do to ensure the code execution is disrupted if the retrievedRecordslist remains empty after the SOQL query?