HSC+EXAM+Q.NIC

Use a SEPARATE writing booklet. (a) (i) Discuss the advantages of a ‘grandfather, father, son’ backup procedure.**
 * Question 25 — Transaction Processing Systems (20 marks)

Most common form of rotating back-up. Designed for tapes originally, but works well for any back-up. you are left with three sets of back-ups, daily, weekly and monthly. Daily back-ups are the son back-ups, Weekly back-ups are done weekly and Grandfather monthly.

This process allows for all the information to be backed-up three times, it also allows for the option to take the data off site or to lock it for safe keeping for safe-keeping and to avoid it being distroyed.


 * (ii) Many organisations establish alternative procedures to deal with transactions when the computer is not available. Explain why these alternative procedures should be tested periodically.**

They should be tested periodically to make sure they still function efficently and effectivly. They should be tested to make sure that the system is still the best system to be used at all times.

**__//And nic smells better than Kyle//__**