Problem Analysis and Algorithms Quiz

In the problem analysis phase, the system analyst will identify the input, process, and _________.

• output

• storage

• software

• hardware

Which statement correctly describes internal documentation?

• Internal documentation aims to help users use the built application.

• Internal documentation is provided to help system analysts understand the built application.

• Internal documentation acts as a user manual.

• Internal documentation contains step-by-step software installation processes.

Which technique is used when a large problem needs to be broken down into smaller problem parts?

• pattern recognition

• scaling

• abstraction

• decomposition

What is the primary key of an entity that can be used as a _________ key for another entity to establish a relationship between the two entities?

• primary

• secondary

• tertiary

• foreign

Alya has been assigned to find the similarities and differences between a car and a motorcycle. Alya has used which technique?

• abstraction

• scaling

• pattern recognition

• decomposition

A programmer has mistakenly entered the area formula in the code segment. What type of error will occur?

• Syntax error

• Logic error

• Runtime error

• Execution error

What is meant by encryption?

• Converting cipher text to plain text

• Converting plain text to cipher text

• Determining encryption keywords

• Determining cipher rows and columns

If the first letter in a Caesar Cipher is the letter F, what is the key used?

• 3

• 4

• 5

• 6

Darren encrypted a message to be sent to Khairul. The message was intercepted by others because Darren used a symbol-based cipher method. What is the possible cipher technique used by Darren?

• Pig Pen

• Reverse

• Rail Fence

• Columnar

Examine the following message. What is the cipher text produced when the message above is encrypted using Rail Fence Cipher with a key of 3?

• KMMRDEELNAIUICMRAG

• KMDENAIUICMRAGMREL

• KREAUIMRGMMDELNICA

• KMRENAIUICMRAGNREL