Which of the following protects against electrical power variations?

Maintaining operations in the event of a complete power outage requires a tested and established:

A. hardware maintenance plan B. site recovery plan C. business continuity plan D. incident response plan

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

1. CASE tools promote code reusability but do not help increase programmer productivity. 2. If the transaction record key is greater than the master record key then the next transaction record is read and processed against the current master record. 3. An error will occur if an attempt is made to add a transaction record to a master file and the record already exists in the master file. 4. An error will occur if an attempt is made to add a transaction record that has the same key field value(s) as a master record that has just been deleted from the master file. 5. If the transaction record key is less than the master record key then the transaction record is added to the master file and a new master file record is read.