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 independence
None of these
data security

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Operating System (OS)
You should choose sleep option when

The computer is tired after working for the whole day
When computer gets hanged frequently. Let it sleep for some time
You are leaving for a very short time and want to resume you work shortly
You finish working and going to bed

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Operating System (OS)
Which of the following is not true about documentation?

None of these
Documentation gives better understanding of the problem
Documentation increases the maintenance time and cost
Documentation, of a system, should be as clear and direct as possible
All of these

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