Select-String for searching in PowerShell - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to search for the word 'error' in the file 'log.txt'.

PowerShell

Select-String -Path 'log.txt' -Pattern [1]

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

A'debug'

B'warning'

C'info'

D'error'

Attempts:

3 left

💡 Hint

Common Mistakes

Using a pattern that does not match the search word.

Forgetting to put the pattern in quotes.

The pattern to search for is 'error', so the correct option is 'error'.

2fill in blank

medium

Complete the code to search for the word 'fail' in all '.log' files in the current folder.

PowerShell

Select-String -Path [1] -Pattern 'fail'

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

A'*.log'

B'*.txt'

C'logfile'

D'fail.log'

Attempts:

3 left

💡 Hint

Common Mistakes

Using the wrong file extension in the path.

Not using quotes around the path pattern.

To search all '.log' files, use the wildcard '*.log' as the path.

3fill in blank

hard

Fix the error in the code to search for the word 'success' in 'output.txt'.

PowerShell

Select-String -Path 'output.txt' -Pattern [1]

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

A'success'

Bsuccess

C"success"

D'Success'

Attempts:

3 left

💡 Hint

Common Mistakes

Not using quotes around the pattern string.

Using incorrect capitalization if case sensitivity matters.

The pattern must be a string enclosed in quotes. Using 'success' with quotes is correct.

4fill in blank

hard

Fill both blanks to search for the word 'warning' in all '.txt' files and ignore case.

PowerShell

Select-String -Path [1] -Pattern [2] -CaseSensitive $false

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

A'*.txt'

B'warning'

C'Warning'

D'*.log'

Attempts:

3 left

💡 Hint

Common Mistakes

Using the wrong file extension in the path.

Using a pattern with uppercase when ignoring case.

Use '*.txt' to select text files and 'warning' as the pattern to search ignoring case.

5fill in blank

hard

Fill all three blanks to search for the word 'error' in 'app.log' and show only the line numbers.

PowerShell

Select-String -Path [1] -Pattern [2] | Select-Object [3]

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

A'app.log'

B'error'

C-Property LineNumber

D-Property Line

Attempts:

3 left

💡 Hint

Common Mistakes

Selecting the wrong property like Line instead of LineNumber.

Forgetting quotes around file name or pattern.

Use 'app.log' as the file, 'error' as the pattern, and select the LineNumber property to show line numbers.