Encode and Decode Messages
Encode or Decode the Given Message $A = \left[ \begin{array} { l l } 3 & 7 \\ 2 & 5 \end{array} \right]$

question 152

Multiple Choice

Encode and Decode Messages
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual
order.
-Use the coding matrix $A = \left[ \begin{array} { l l } 3 & 7 \\ 2 & 5 \end{array} \right]$ to encode the message LIFE.

• A) \(\left[ \begin{array} { l l } 99 & 53 \\ 69 & 37 \end{array} \right]\)
• B) \(\left[ \begin{array} { l l } 78 & 62 \\ 54 & 43 \end{array} \right]\)
• C) \(\left[ \begin{array} { r } 5428 \\ 12967 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r } - 3 & - 5 \\ 3 & 3 \end{array} \right]\)

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Definitions:

Asterisks

In computing, an asterisk is often used as a wildcard symbol for pattern matching or to denote zero or more occurrences of a character.

Performance Analyzer

A tool or feature in software that evaluates the performance of applications or systems, identifying areas for improvement.

Database Optimizer

A Database Optimizer is part of a database management system that aims to determine the most efficient way to execute a query by analyzing various query plans.

Encrypting

The act of encoding data to keep it secure from unauthorized access, essentially a synonym for encryption but focused on the action.