In SAP R/3, relatively permanent data about inventory is kept in the Material Master Data table

Which of the following observations concerning the Fed's discount window is true?

A. The facility is provided to meet DIs' permanent liquidity needs. B. Four lending programs are offered through the Fed's discount window. C. Primary credit is available to sound depository institutions on a very short-term basis. D. Secondary credit is available only to depository institutions that are eligible for primary credit. E. Eligible institutions for seasonal credit are big banks located in urban areas.

In perfective maintenance, changes are made to a system to add new features or to improve performance

Indicate whether the statement is true or false