Explanation:
Infix notation: A+B
Operators are written in-between their operands. Expression X * ( Y + Z) / P is means: "First add Y and Z together, then multiply the result by X, then divide by P to give the final answer."
Postfix notation : A B +
Operands are written before their operators. Expression given above is equivalent to X Y Z + * P /
Operators evaluation is always left-to-right, we will not consider brackets for the order.
Prefix notation : + A B
Operands are written after their operators. Expression given above is equivalent to / * X + Y Z P
Operators evaluation is always right-to-left,we will not consider brackets for the order.
Answer:
Computer security are defined as, It allowed users to use the system of the computer keeps safe and secure from all the threats. It can control when we put in the place for providing the integrity and the components availability of the computer system like data and firmware.
Damages that can be done by the intruders to the computer system are:
- Loss of the sensitive data or information to steal the internal information.
- Caused damage and destruction of the computer system.
- Someone can use the confidential information against any other organisation users which result in legal action.
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