“Enables” (L05) means 
Judge the following items, concerning the vocabulary used in text 6A4AAA.
The expression "resulted from"(l.3) could be replaced by arose out of, without changing the meaning of the text.
Judge the following items, concerning the vocabulary used in text 6A4AAA.
In the text, the word "field" (l.12) means the same as the word sphere.
Mark the option that correctly completes the numbered blanks (31–40) in Text I. 
Mark the option that correctly completes the numbered blanks (31–40) in Text I. Match the lexical items with the corresponding definitions by numbering Column II according to Column I.
The correct sequence downwards is
The purpose of most backup policies is to create a copy of data so that a particular file or application may be restored after data is lost, corrupted, deleted or a disaster strikes. Thus, backup is not the goal, but rather it is one means to accomplish the goal of protecting data. Testing backups is just as important as backing up and restoring data. Backup applications have long offered several types of backup operations. Two of the most common backup types are described below.
I. This operation will result in copying only the data that has changed since the last backup operation of any type. The modified time stamp on files is typically used and compared to the time stamp of the last backup. Backup applications track and record the date and time that backup operations oc...
