Legacy Systems Are Still in Use Today Because

question 75

Multiple Choice

Legacy systems are still in use today because:

• A)they can only be run on the older mainframe computers.
• B)they are too expensive to redesign.
• C)many integrate well using new Web services technologies.
• D)they contain valuable data that would be lost during redesign.

---

Definitions:

Transfusion Reactions

Adverse reactions that may occur during or after a blood transfusion, including allergic reactions, febrile responses, and more severe complications like acute hemolytic reactions.

Hemoglobinuria

The presence of free hemoglobin in the urine; a rare condition caused by transfusion reactions, malaria, drug reactions, snake bites, or severe burns.

Myoglobinuria

The presence of myoglobin in the urine; can be caused by injured or damaged muscle tissue.

Phenylalanine

An essential amino acid that cannot be produced by the body and must be obtained from the diet, used in the biosynthesis of proteins.