Answer:
Data Encryption Standard Use Cases. The DES was a data security standard used to encrypt and decrypt non-classified computer data generated by the United States government and any commercial organization. The Data Encryption Standard (DES) is a symmetric-key block cipher published by the National Institute of Standards and Technology (NIST). ... Note that both the right section and the key are 48-bits in length. Also note that the round key is used only in this operation. The DES is a product block cipher in which 16 iterations, or rounds, of substitution and transposition (permutation) process are cascaded.
Explanation:
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Answer:
C. Object Oriented
Explanation:
In Object Oriented approach to development of information systems, processes and data are handled independently and could be tested as separate modules before the actual development begin.
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Answer:
Work Output.
Explanation:
The work output in a PAQ refers to that of the physical exercise, equipment, and technologies an individual uses to perform a service. The main justification for using a PAQ is to acquire quantitative info that helps administrators to analyze employments for payment reasons.
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Answer:
B. The scope of the project increases due to change requests from clients.
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