WorksheetsConsiderations for Algorithms and Programs
Total questions: 8
Worksheet time: 4mins
Name
Class
Date
1.
How does a check digit function in data validation?
a)
It is used to verify the integrity of identification numbers by adding a single digit to the original number.
b)
It is used to add a letter to the original number
c)
It is used to decrease the length of the original number
d)
It is used to encrypt the identification numbers
2.
Which of these IS a benefit of implementing error handling into a program?
a)
Decreased reliability
b)
Decreased execution time
c)
Improved user experience
d)
The program uses less computer resources
3.
Which of these is an example of data that would benefit from a limit check?
a)
Personal identification number (PIN) for an ATM card
b)
Email address
c)
Mother's maiden name
d)
Profit
4.
What is the purpose of data validation?
a)
To make the data less secure
b)
To slow down the system
c)
To make the data more confusing and inconsistent
d)
To ensure that the data entered into a system is accurate, consistent, and secure.
5.
What is a JSON file?
a)
A file used for storing video content
b)
A file format that stores data in a structured and organized manner
c)
A file format for audio data
d)
A type of image file
6.
In programming, what is the difference between an array and a list?
a)
Arrays and lists are the same thing
b)
The main difference is that arrays have a fixed size, while lists can dynamically change in size.
c)
Arrays can only store numbers, while lists can store any type of data
d)
Arrays are used in Python, while lists are used in Java
7.
What is meant by a dynamic data structure in programming?
a)
A data structure that can only be accessed sequentially
b)
A data structure that can only store integers
c)
A data structure that can grow or shrink in size during execution
d)
A data structure that remains fixed in size
8.
What is meant by data verification?
a)
Collecting new data
b)
Ensuring that data is in a suitable format for processing
c)
Deleting all data
d)
Checking and confirming the accuracy and quality of data
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