FUNDAMENTALS OF COMPUTER

COMPUTER THREATS SECURITY

WHAT IS COMPUTER SECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
RSI (Repetitive Strain Injury) can be caused by:
A
moving heavy computers about frequently
B
using a computer in almost all of your lessons
C
using a keyboard for several hours a day
D
sitting in the same position for too long
Explanation: 

Detailed explanation-1: -Repetitive strain injury (RSI) is caused by repeated use of a body part, such as your shoulder, elbow, forearm, wrist or hand. For example, you can get RSI if: you do repetitive activities like hairdressing, decorating, typing or working on an assembly line.

Detailed explanation-2: -Activities that involve continuous typing or mouse usage can lead to RSI-related injuries.

Detailed explanation-3: -Repetitive strain injury (RSI) represents a group of conditions associated with the overuse of computer, guitar, knife or a similar motion or tool. It is an occupational overuse syndrome affecting muscles, tendons and nerves in the arms and upper back and is also known as work related upper limb disorder (WRULD).

Detailed explanation-4: -Repetitive stress injuries (RSIs) are conditions caused by placing too much stress on a joint, and they vary in type and severity. Most RSIs are linked to the stress of repetitive motions at the computer or overuse injuries in sports.

Detailed explanation-5: -stressing the same muscles through repetition. maintaining the same posture for long periods of time. maintaining an abnormal posture for an extended period of time, such as holding your arms over your head. lifting heavy objects.

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