Interview Questions

• What is cross formula field?
• Display Contact related to Account?
• Difference between Master-detail and lookup relationship?
• Dashboard types?
• Difference between list and set?
• where can you create  workflow in your current project?
• can we use  testmethod to test webservice  callouts?

Ans: Test methods can’t be used to test Web service callouts. Web service callouts are asynchronous, while unit tests are synchronous.

•  How many custom fields we create?

Ans: Upto 800

• What is controller?
• What is static variable?can we create variable in inside class?
• Schedule a job to run second monday of every month at 10pm ,how can we do that using System.schedule method?

Ans:  SampleSchedule ss = new sampleschedule();

     String sc = '0 0 22 ? * 2#2';

     System.schedule('sample',sc,ss);

• What is difference between Datatable and pageblocktable?
• What is the new features of  winter13?