COMPUTER FUNDAMENTALS

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COMPUTER HARDWARE

STORAGE DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Three main reason that cause loss data in the computer main storage devices
A
Failure of the original secondary storage devices
B
Corrupted files
C
Hardware failures
D
Out of date Operating System
Explanation: 

Detailed explanation-1: -The primary causes of data loss are: Human failure. Human error. Software corruption.

Detailed explanation-2: -67 percent of data loss is caused by hard drive crashes or system failure. 14 percent of data loss is caused by human error. 10 percent of data loss is a result of software failure.

Detailed explanation-3: -Reasons for logical failure include malware, bad or degraded software sectors, overworking the drive, improper ejection during data transfer, or the deletion of necessary system files.

Detailed explanation-4: -Deleting files accidentally. Viruses and damaging malware. Mechanical damages of hard drive. Power failures. Theft of computer. Spilling coffee, and other water damages. Fire accidents and explosions.

Detailed explanation-5: -Procedural. Intentional action. Intentional deletion of a file or program. Unintentional action. Accidental deletion of a file or program. Failure. Power failure, resulting in data in volatile memory not being saved to permanent memory. Disaster. Natural disaster, earthquake, flood, tornado, etc. Crime.

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