A Caesar Cipher Uses a Shift of Each Character by a Key

question 65

Multiple Choice

A Caesar cipher uses a shift of each character by a key with a value between 1 and 255.An a with a shift of 3 becomes a d.For the encrypt method below, select the correct body.Assume the key shift property is accessible to the method.
public int encrypt(int b)
{
__________
}

• A)return (b + key) % 256);
• B)return (b + key % 26);
• C)return (b + key);
• D)return (b + 26 % key);

Recognize the importance of internal and external forces in organizational change.

Understand the significance of the patient's or individual's belief in the success of change.

Identify the stages in Rogers's five-stage diffusion of innovations model.

Differentiate between the skills of a change agent and those not typically associated with change agency.

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Definitions:

Efficient Frontier

A concept in modern portfolio theory representing the set of optimal portfolios that offer the highest expected return for a defined level of risk or the lowest risk for a given level of expected return.

Standard Deviation

A statistic that measures the dispersion of a dataset relative to its mean and is used as a measure of volatility.

Expected Return

The predicted yield or gains an investor anticipates on an investment, based on historical or statistical measures.

Efficient Frontier

A concept in modern portfolio theory representing a set of optimal investment portfolios that offer the highest expected return for a defined level of risk.