Which schedule should you use?

You need to schedule a timer job to run every two hours.

Which schedule should you use?

A.
SPDailySchedule

B.
SPHourlySchedule

C.
SPMinuteSchedule

D.
SPOneTimeSchedule

Explanation:
MNEMONIC RULE: “SPMinuteSchedule”

SPMinuteSchedule object has Interval property that allows set the interval of the schedule to 120 minutes (2 hours).

SPHourlySchedule object does not have Interval property, so it can only run a job every hour.

SPMinuteSchedule Members
http://msdn.microsoft.com/en-us/library/microsoft.sharepoint.spminuteschedule_members.aspx

SPHourlySchedule Members
http://msdn.microsoft.com/en-us/library/microsoft.sharepoint.sphourlyschedule_members.aspx