Salesforce Test 1 For Ranking

What will be the output of this Apex code? Integer sum = 0; List nums = new List{2, 4, 6}; for(Integer i : nums){ if(i % 2 == 0){ sum += i; } } System.debug(sum);

• 12

• 6

• 0

• 10

What is the result of the following Apex code? Map myMap = new Map(); myMap.put('A', 10); myMap.put('B', 20); myMap.put('A', 30); System.debug(myMap.get('A'));

• 10

• 20

• 30

• Null

What does the following Apex code do? Set accIds = new Set(); for(Account acc : Trigger.new){ accIds.add(acc.Id); }

• Deletes the account records

• Creates duplicate account IDs

• Stores unique Account Ids

• Throws compile-time error

What will be the result of this Apex code? List accList = [SELECT Id FROM Account LIMIT 2]; delete accList; System.debug('Deleted');

• Deletes only one record

• Deletes two records

• Causes an error

• Updates records

What is the correct bulkified version of this trigger logic? trigger AutoTask on Opportunity (after insert) { for(Opportunity opp : Trigger.new){ Task t = new Task(Subject='Follow Up', WhatId=opp.Id); insert t; } }

• Move loop inside insert

• Create one task per opportunity

• Use a List to collect and insert tasks outside the loop

• Use SOQL inside loop

What does this code snippet do? List accounts = new List(); for(Integer i = 0; i < 3; i++){ accounts.add(new Account(Name='Test' + i)); } insert accounts;

• Inserts 3 accounts with same name

• Inserts 3 accounts with unique names

• Fails due to duplicate

• Fails due to null values

What exception is thrown when a DML statement fails partially? try { insert new List{ new Account(Name='Test1'), new Account() // Missing required field }; } catch(Exception e){ System.debug(e.getMessage()); }

• NullPointerException

• QueryException

• DmlException

• ListException

Which method correctly avoids hardcoding record types? Id recTypeId = [SELECT Id FROM RecordType WHERE SObjectType='Account' AND Name='Customer' LIMIT 1].Id;

• Hardcoding the ID

• Querying RecordType object

• Using static string

• Using Metadata API

What will be the result of this SOQL query in Apex? List accs = [SELECT Name FROM Account WHERE Name LIKE 'A%' LIMIT 10]; System.debug(accs.size()); Assume there are 3 records starting with 'A'.

• 0

• 3

• 10

• Compile Error

What does the following test class do? @isTest private class AccountTest { static testMethod void validateInsert(){ Account a = new Account(Name='Test Acc'); insert a; System.assertNotEquals(null, a.Id); } }

• Tests DML update

• Tests account deletion

• Validates insert operation

• Creates contact