Explain the role of ANY TWO components of the CPU

What are procedures that keep a data base current

Jason works as an accountant in a department store. he needs to keep a daily record of all the invoices issued by the store. which file naming convention would him the most? a)give the file a unique name b)name the file in yymmdd format c)use descriptive name while naming the files d)use capital letters while naming the file

The head restraint should be adjusted so that it reaches a.the top of your ears b.the base of your skull c.the top of the head