Explain briefly why it is sometimes necessary to roll software back to a previous version, a procedure called "software regression."

If there is some sort of error

Explanation:

If there is an error that is causing problems for clients that needs to be worked out still, rolling back allows customers to still do whatever they need while you look for a solution in the new version.

answer

option a)the former is primarily for third party access to data

.is the correct answer.

key escrow can be characterized as course of action in which the keys expected to break   data are held bonded for some   circumstances and an approved outsider may access those keys.  

while recuperation specialists are the individuals who us in recuperation   of cash or different things.

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