OPERATING SYSTEMS FOR COMPUTERS
OS FUNCTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Turning on a computer that has been power off completely
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Using the operating system to restart a computer
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Either A or B
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None of the above
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Detailed explanation-1: -What is Cold Booting? Cold booting is the mechanism of starting a system after it has been turned off. Generally, it is accomplished by pushing the computer’s power button. The “Power on Self-Test” (POST) is performed via cold booting. It is a set of system checks performed at the start of the boot procedure.
Detailed explanation-2: -A cold boot removes power and clears memory (RAM) of all internal data and counters that keep track of operations, which are created by the OS and applications when they run. Erratic program behavior is often cured with a cold boot, also known as a “hard boot."
Detailed explanation-3: -A cold restart, hard reboot or hard reset can help to get back in to a PC or other device that has completely locked up. A cold restart forces your device to start up from scratch. You will lose any unsaved work, however it may be your only way to recover from some errors.
Detailed explanation-4: -To perform a cold boot (also called a “hard boot") means to start up a computer that is turned off. It is often used in contrast to a warm boot, which refers to restarting a computer once it has been turned on. A cold boot is typically performed by pressing the power button on the computer.
Detailed explanation-5: -It is common practice to perform a cold boot, sometimes known as a “hard boot, ” in order to remedy erroneous behavior exhibited by software.