Determine which of the following statements are true and which are false. If false, explain why.
a) The impressive functions performed by computers essentially involve the manipulation of zeros and ones.
b) People specify programs and data items as characters. Computers then manipulate and process these characters as groups of zeros and ones.
c) Data items represented in computers form a data hierarchy in which data items become larger and more complex as we progress from fields to characters to bits and so on.
d) A record key identifies a record as belonging to a particular field.
e) Companies store all their information in a single file to facilitate computer processing of the information. When a program creates a file, the file is retained by the computer for future reference.
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