Pseudocode Revision Quiz

Finish the pseudocode to create a loop that stops after a certain condition is met

_____ password != "password123"

password=input("Guess again")

end_____

(a)  

Which of these is correct to cast TRUE

• bool(" ")

• str(" ")

• int(" ")

• real(" ")

Answer explanation

The correct choice is bool(" "). In Python, bool() converts any non-empty string to TRUE, including strings with only whitespace. The other options do not yield TRUE: str() returns a string, int() raises an error, and real() is not a valid function.

How do you represent the action of displaying output? (more than 1)

• WRITE

• DISPLAY

• PRINT

• SHOW

• OUTPUT

Answer explanation

The action of displaying output can be represented by 'PRINT' and 'OUTPUT'. 'PRINT' is commonly used in programming to send output to the console, while 'OUTPUT' is a more general term for any form of data display.

What is a constant?

Answer explanation

A constant is a fixed value that does not change during the execution of a program. Unlike variables, which can be modified, constants provide stability and predictability in code.

What are the 5 data types?

Answer explanation

The five basic data types are: Integer, Float, String, Boolean, and Array. These types are fundamental in programming and help define the nature of the data being handled.

What is wrong with this pseudocode? (more than 1)

if hour < 12:

print("good morning)

• : instead of THEN

• no capital letter for good morning

• missing speech marks

• no indentation

• print instead of output

Answer explanation

The pseudocode has several issues: it should use 'THEN' after the condition, the string 'good morning' is missing closing quotation marks, and proper indentation is necessary for readability and structure.

What is casting?

Answer explanation

Casting is the process of converting a variable from one data type to another. It allows for operations between different types, ensuring compatibility in programming and data manipulation.

What are the three types of loops?

• WHILE

• SWITCH

• DO

• FOR

• IF

Answer explanation

The three types of loops in programming are WHILE, DO, and FOR. WHILE loops continue as long as a condition is true, DO loops execute at least once before checking the condition, and FOR loops iterate a specific number of times.

what is used to concatenate the code print("Hello" (a)   name)

What is a nested loop?