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

data integrity
data validity
data security
None of these
data independence

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Operating System (OS)
Which of the following refers to the associative memory?

there is no need for an address i.e. the data is used as an address
None of these
the address of the data is supplied by the users
the address of the data is generated by the CPU
the data are accessed sequentially

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