Which of the following statements is true? Data is erased when the operating system reboots. When data is erased from the operating system, it remains on the HDD until it is overwritten. Data is kept only in RAM and cannot be restored from the HDD. When data is erased from the operating system, it cannot be restored.

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A: Dear learner, hope you are doing well, I will try my best to answer this question. Thank You!!

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A: Answer:

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A: The role of a DNS server in domain name resolution is as follows:

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