Transaction processing Flashcards
Master File
General ledger & subsidiary ledger.
Permanent files.
Used to maintain transaction totals by account.
Online Real Time Transactions
Updated as transactions occur.
One tranx at a time.
Random access storage devices are normally required.
Errors are captured and corrected as the tranx occurs
Zero coupon bonds
increase in value each year as they approach maturity providing the owner with the total payoff at maturity.
Makes it attractive to issuer
What is a strategy map in the balanced scorecard
diagrams of the cause and effect relationship between strategic objectives
Average collectioin period for AR
avg AR / Avg sales per day
What is a denial of service attack?
servers are overwhelmed with incomplete access requests, that cause the server to crash.
The attacker does not actually gain access to info on the system
Define spoofing
Fraudsters “spoof” or fake an identity (a company or friend, email address pretending to be your bank, fake website
Trojan condom horse
apparently legitimate program that contains an unauthorized code that performs malicious activities when the program is run. “back door” to the victims system, enabling the hacker to gain access to the targeted system.
What is a back door?
Not a slam of screen doors. Or sneaking out late tapping on your window.
Program that allows an unauthorized user to gain access to the system by side stepping the normal logon procedures
