Write a C program (NOT C++) that performs these steps:
A. Read in the exchange. dat data file into a suitable internal data structure.
B. Ask the user to enter two currency names: that of the old currency being converted and of the new currency being returned.
C. Ask for a value in the original currency.
D. Display the resulting value in the second currency.

In the context of it jobs in the information systems field. a is responsible for database design and implementation

According to alisa miller foreign news bureaus

Consider a direct-mapped cache with 216 words in main memory. the cache has 16 blocks of 8 words each. it is a word-addressable computer (rather than a byte-addressable computer which we normally discuss). (a) how many blocks of main memory are there? (b) what is the format of a memory address as seen by the cache, that is, what are the sizes of the tag, cache block, and block offset fields (if they apply)? (c) to which cache block will the memory reference db6316 map?