Thinking Logically (1)
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Ian Dickinson
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is often represented by boolean expressions in programming?
Functions
Loops
Decisions
Variables
Answer explanation
Boolean expressions in programming are often used to make decisions, hence they are represented by 'Decisions' in the context of the given question.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement is used as part of a selection statement causing code to branch?
For loop
If then
While do loop
Loop until
Answer explanation
The correct choice 'If then' is used as part of a selection statement causing code to branch based on a condition.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should happens if a password is incorrect?
The user is asked for their password again
The computer shuts down
The number of incorrect login attempts is decreased
The account is immediately locked
Answer explanation
If a password is incorrect, the user is asked for their password again, allowing them another chance to input the correct password.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What could a logical consequence be of entering the wrong PIN more than three times at an ATM?
The account is locked
The user is granted access
The PIN is reset
The user receives a warning
Answer explanation
Having more than three incorrect login attempts can lead to the account being locked as a logical consequence.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of decision could use a switch or select case statement?
A decision that does not affect the program flow
A decision that causes a loop to exit
A decision with multiple selection paths
A true or false situation
Answer explanation
A switch or select case statement is used for a decision with multiple selection paths, making it the correct choice.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which loop might be used if a decision causes a loop to be entered or exited?
For loop
If then else statement
Switch statement
Boolean expression
Answer explanation
The for loop might be used if a decision causes a loop to be entered or exited, making it the correct choice in this scenario.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to identify the points in a solution where a decision needs to be taken?
To simplify the code
To correctly branch or loop the code
To ensure the program is error-free
To make the program run faster
Answer explanation
Identifying points where decisions need to be taken is crucial to correctly branch or loop the code, ensuring the program functions as intended.
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