In JPA transaction processing, if the operations execute successfully, you call EntityTransaction method _______ to commit the changes to the database. If any operation fails, you call EntityTransaction method ________ to return the database to its state prior to the transaction.

a. apply, rollback
b. commit, restore
c. apply, restore
d. commit, rollback


d. commit, rollback

Computer Science & Information Technology

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The ________ is a store-and-forward packet-forwarding device used to interconnect a number of end systems to form a LAN segment.

A) MAC frame B) LAN switch C) Broadcast domain D) VLAN

Computer Science & Information Technology

Field names are typically chosen to indicate the type of data contained in the fields

Indicate whether the statement is true or false

Computer Science & Information Technology

You should use the same abbreviation throughout a document.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

To insert a tracing image, Use the Modify, Page Properties, Tracing Image dialog box or the View, Tracing Image, _________________________ command.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology