Installing and uninstalling software in Intro to Computing - Interactive Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to start installing software using a common command.

Intro to Computing

sudo [1] install package-name

Drag options to blanks, or click blank then click option'

Aapt-get

Bremove

Cupdate

Dclean

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'remove' instead of 'apt-get' will not install software.

Using 'update' or 'clean' are for other purposes, not installation.

The apt-get command is used on many Linux systems to install software packages. The install option tells it to add new software.

2fill in blank

medium

Complete the command to uninstall software on Windows using PowerShell.

Intro to Computing

Get-Package -Name package-name | [1]-Package

Drag options to blanks, or click blank then click option'

AUninstall

BInstall

CUpdate

DFind

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'Install' will try to add software, not remove it.

Using 'Update' or 'Find' won't uninstall software.

The Uninstall-Package command in PowerShell removes installed software packages.

3fill in blank

hard

Fix the error in the command to update software on macOS using Homebrew.

Intro to Computing

brew [1]

Drag options to blanks, or click blank then click option'

Aremove

Binstall

Cupgrade

Ddelete

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'install' will add new software, not update existing.

Using 'remove' or 'delete' will uninstall software.

The brew upgrade command updates installed software packages to their latest versions on macOS.

4fill in blank

hard

Fill both blanks to create a command that lists installed packages and then removes one on Linux.

Intro to Computing

dpkg [1] | grep package-name && sudo apt-get [2] package-name

Drag options to blanks, or click blank then click option'

A-l

Binstall

Cremove

D-r

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'install' in the second blank will try to add software, not remove it.

Using '-r' in the first blank is incorrect; '-l' lists packages.

The dpkg -l command lists installed packages. The apt-get remove command uninstalls the specified package.

5fill in blank

hard

Fill all three blanks to create a PowerShell script that checks if a package is installed, uninstalls it if found, and confirms removal.

Intro to Computing

if (Get-Package -Name [1]) { [2]-Package -Name [1]; Write-Host '[3] removed.' }

Drag options to blanks, or click blank then click option'

Apackage-name

BUninstall

CPackage

DSoftware

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'Install' instead of 'Uninstall' will add software instead of removing.

Using a wrong package name will cause the script to fail.

This script checks if package-name is installed, uninstalls it using Uninstall-Package, and then prints a message saying 'Software removed.'

Practice

1. What is the main purpose of installing software on a computer?

easy

A. To remove unwanted files from the computer

B. To add new programs that allow you to do tasks

C. To speed up the internet connection

D. To clean the computer's hardware

Solution

1. Step 1: Understand what installing software means

   Installing software means adding new programs to your computer so you can use them.

2. Step 2: Identify the correct purpose

   Adding new programs helps you perform tasks like writing documents or browsing the internet.

3. Final Answer:

   To add new programs that allow you to do tasks -> Option B

4. Quick Check:

   Installing = Adding programs [OK]

Hint: Installing means adding new programs to use [OK]

Common Mistakes:

• Confusing installing with uninstalling
• Thinking installing cleans hardware
• Believing installing speeds internet

2. Which of the following is the correct first step to uninstall software on Windows?

easy

A. Open the Control Panel and select 'Uninstall a program'

B. Restart the computer immediately

C. Delete the program files from the desktop

D. Run a virus scan before uninstalling

Solution

1. Step 1: Recall the uninstall process on Windows

   On Windows, uninstalling software usually starts by opening Control Panel and choosing 'Uninstall a program'.

2. Step 2: Identify the correct first step

   Restarting or deleting files directly is not the proper uninstall method; virus scan is unrelated here.

3. Final Answer:

   Open the Control Panel and select 'Uninstall a program' -> Option A

4. Quick Check:

   Uninstall start = Control Panel [OK]

Hint: Start uninstall from Control Panel on Windows [OK]

Common Mistakes:

• Deleting program files manually
• Restarting computer before uninstall
• Confusing virus scan with uninstall step

3. Look at this flowchart for uninstalling software:



What is the next step after selecting the program to uninstall?

medium

A. Download the software again

B. Restart the computer

C. Click the 'Uninstall' button

D. Close the Control Panel

Solution

1. Step 1: Follow the flowchart steps

   After selecting the program, the flowchart shows clicking the 'Uninstall' button to start removal.

2. Step 2: Understand the uninstall process

   Restarting or downloading again happens later or separately; closing Control Panel stops the process.

3. Final Answer:

   Click the 'Uninstall' button -> Option C

4. Quick Check:

   Select program -> Click Uninstall [OK]

Hint: After selecting program, click uninstall [OK]

Common Mistakes:

• Restarting too early
• Closing Control Panel before uninstall
• Confusing uninstall with reinstall

4. A user tries to uninstall software but gets an error saying 'Program is running'. What should they do to fix this?

medium

A. Ignore the error and try uninstalling again

B. Restart the computer and uninstall immediately

C. Delete the program folder manually

D. Close the program completely before uninstalling

Solution

1. Step 1: Understand the error message

   The error means the program is still open or running in the background.

2. Step 2: Fix by closing the program

   Closing the program fully stops it from running, allowing uninstall to proceed without error.

3. Final Answer:

   Close the program completely before uninstalling -> Option D

4. Quick Check:

   Program running? Close it first [OK]

Hint: Close program before uninstall to avoid errors [OK]

Common Mistakes:

• Trying to uninstall while program runs
• Deleting files manually causing errors
• Ignoring error and repeating uninstall

5. You installed a new software but it causes your computer to slow down. What is the best way to fix this problem?

hard

A. Uninstall the new software using the proper uninstall steps

B. Delete random files to free space

C. Turn off the computer without uninstalling

D. Install more software to balance the load

Solution

1. Step 1: Identify the cause of slowdown

   New software might use too many resources causing slow performance.

2. Step 2: Remove the software properly

   Uninstalling the software correctly removes it and frees resources, improving speed.

3. Step 3: Avoid unsafe fixes

   Deleting random files or turning off computer without uninstall won't solve the root cause; installing more software may worsen it.

4. Final Answer:

   Uninstall the new software using the proper uninstall steps -> Option A

5. Quick Check:

   Slow after install? Uninstall properly [OK]

Hint: Uninstall problem software properly to fix slowdown [OK]

Common Mistakes:

• Deleting random files causing data loss
• Ignoring uninstall and just turning off PC
• Adding more software to fix slowdown