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- Execute a command that undoes the change in Step 7.In the case of an error, what would cause the present command to be rolled back?The administrator wanted to verify the password expiration of user "Ahmed." Write appropriate commands for the following:● Write a command that is used to expire user Ahmed's password after 45 days.● Write a command that starts sending warnings to user Ahmed 15 days before his password expires.● Write a command that is used to set a minimum of 5 days between password changes for User Ahmed.● Write a command that is used to display user Ahmed's current password policy
- In a few words, describe how to interpret a command.When a command is not available for selection until certain other conditions are met, it is calledQuestion 8 Write the command that displays all the lines containing a letter followed immediately by a number. Use the editor to format your answer Question 9 Show the two ways we can perform command substitution for the following command "Is -I " You need to use the variable $VAR1 for the same. Use the editor to format your answer
- Type in the command used in the terminal/command prompt to remove an installed package called "Numpy." Use the editor to format your answer Question 12 nt Create a list named "y" and assign to it the course code (ITCE350) as a string, evaluation score (18) as a float number, and current year (2020) as a string.Try giving these 2 commands $ echo cat$ cat echoExplain the differences between the output of each command.What are the distinctions between the commands execute, executeQuery, and executeUpdate.
- 4. If you create a variable using the following command y=c(-1,2,-3,4,-5,7,-8,9,-10,13), what command would compute the product of the positive values of y and assign it to z?PLz help with the following: To open the Registry Editor, enter the regedit command and respond to the UAC box.Then you will see the five main keys and several subkeys listed on the left. Click the triangles on the left to see the subkeys. When you select a subkey, such as KeyboardClass , the names of the values in that subkey are displayed in the right pane along with the data assigned to each value. 2. Suppose we want to backup the registry key that contains a list of installedsoftware,whichisHKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall. First click the appropriate triangles to navigate to the key. Next, right-click the key and select Export from the shortcut menu. The Export Registry File dialog box appears.This command will help you compile a list of all of your customers' purchases. The invoice number, client code, and product description should be sorted alphabetically. The INVOICE, LINE, and PRODUCT services will need your participation.