Worldwide, the ICT industry directly employs about _____ of the total workforce in jobs such as computer manufacturing, programming, and data security.

The permutation cipher simply rearranges the values within a block to create the ciphertext.

Answer the following statement true (T) or false (F)

A table is in first normal form when it is

A. free of repeating group data B. free of transitive dependencies C. free of partial dependencies D. free of update anomalies E. none of the above