Discuss three techniques for breaching operating system controls
Browsing involves searching through areas of main memory for password information.
Masquerading is a technique where a user is made to believe that he/she has accessed the operating system and therefore enters passwords, etc., that can later be used for unauthorized access.
A virus is a program that attaches itself to legitimate software to penetrate the operating system. Most are destructive.
A worm is software that replicates itself in memory.
A logic bomb is a destructive program triggered by some "logical" condition–a matching date, e.g., Michelangelo's birthday.
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Goal programming variables include functional and deviational variables
a. True b. False
Vertical analysis of financial statements is accomplished by preparing common-size statements.
Answer the following statement true (T) or false (F)
A financial lease is similar to an operating lease, since
A. in both cases the lessee has the use of the asset. B. in both cases the lease has a maintenance contract. C. the lessee owns the asset. D. the lease payment is not tax deductible.
When real estate itself is used to secure a debt obligation it is evidenced by a:
a. certificate of real estate b. draft c. mortgage d. credit report e. lien