Case Study 2: 1. Def Scramble2Encrypt(plainText)

question 27

Multiple Choice

Case Study 2:
1. def scramble2Encrypt(plainText) :
2. evenChars = ""
3. oddChars = ""
4. charCount = 0
5. for ch in plainText:
6. if charCount % 2 == 0:
7. evenChars = evenChars + ch
8. else:
9. oddChars = oddChars + ch
10. charCount = charCount + 1
11. cipherText = oddChars + evenChars
12. return cipherText
-Refer to the code in the accompanying case study 2. What is the name of the % operator used on line 6?

• A) Division
• B) Modulo
• C) Cipher
• D) Rail fence

---

Definitions:

Poisson Distribution

A statistical distribution that expresses the probability of a given number of events occurring in a fixed interval of time or space, assuming these events occur with a known constant rate and independently of the time since the last event.

M/M/1 Queue

A model describing a queueing scenario with a single server, where arrivals are determined by a Poisson process, and service times have an exponential distribution.

Units in the System

The total number of items or entities currently being processed or within a particular process or system at any given time.

Poisson Distribution

A statistical distribution describing the probability of a given number of events happening in a fixed interval of time or space, assuming events happen independently at a constant rate.