AP CSP Quiz 1 Fall 2018

Quizizz

algorithms are composed of a combination of all EXCEPT

• sequencing

• selection

• iteration

• encryptions

According to the text, which was NOT a feature to improve an algorithm:

Format

Imperative statements

Iteration

Descriptive qualifiers

• Format

• Imperative statements

• Iteration

• Descriptive qualifiers

True or False: According to the text, “It is important to understand that every step of an algorithm is critically important and that they must be executed exactly as intended. If a step is unimportant, it would just be left out of the algorithm in the first place”.

• True

• False

According to the text, algorithms can be expressed in many different visual and/or textual formats, including

• flow diagrams

• pseudocode

• mathematical notation

• programming languages

• all of the above

According to the text, what was an example of how the algorithm was improved:

• Listing the brand of shoe

• Indicating left vs right shoe

• Tying the shoe laces

• Option of shoes or boots

A technique for encryption that shifts the alphabet by some number of characters

• Decrypted Cipher

• Caesar Cipher

• Random Substitution Cipher

• Encrypted Cipher

The generic term for a technique (or algorithm) that performs encryption

• Event

• Cipher

• Cracking Encryption

• Complicado

A process that reverses encryption, taking a secret message and reproducing the original plain text.

• Decryption

• Cracking Encryption

• Deciphering

• Encryption

a process of encoding messages to keep them secret, so only "authorized" parties can read it.

• Decryption
• Encryption
• Cracking encryption
• Random Substitution Cipher

What is the correct definition of an algorithm?

• An algorithm is a step by step instructions to solve a problem.
• An algorithm is a process of baking bread.
• An algorithm is a software used to compute numbers.
• An algorithm is the process of breaking problems.