Operating System (OS)
Which of the following terms refers to the degree to which data in a database system are accurate and correct?

None of these
data security
data validity
data integrity
data independence

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Operating System (OS)
Which of the following is true for machine language.

Depicting flow of data in a system
None of these
Repeated execution of program segments
A sequence of instructions which, when followed properly, solves a problem
the language which communicates with the computer using only the binary digits 1 and 0.

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