Explain briefly the following commands keytool -genkey -alias sdo -keyalg RSA keytool -certreq -alias sdo -file sdoCSR.cer keytool -import -file sdo.cer -alias sdo –trustcacerts keytool -import -alias sdo -file fromsdo.cer
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Explain briefly the following commands
- keytool -genkey -alias sdo -keyalg RSA
- keytool -certreq -alias sdo -file sdoCSR.cer
- keytool -import -file sdo.cer -alias sdo –trustcacerts
- keytool -import -alias sdo -file fromsdo.cer
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- Explain briefly the following commands a. keytool -genkey -alias sdo -keyalg RSA b. keytool -certreq -alias sdo -file sdoCSR.cer c. keytool -import -file sdo.cer -alias sdo –trustcacerts d. keytool -import -alias sdo -file fromsdo.cerInstructions Which attribute is displayed by the attrib command for a file that is backed up and unchanged? • V • S • R • None of these are correct < PrevConsole if the contacts file is not found Contact Manager Could not find contacts file! Starting new contacts file... COMMAND MENU list - Display all contacts view - View a contact add - Add a contact del - Delete a contact exit Exit program Command: list There are no contacts in the list. Command: add Name: Mike Murach Email: mike@murach.com Phone: 559-123-4567 Mike Murach was added. Command: list 1. Mike Murach Command: view Number: 2 Invalid contact number. Command: view Number: * Invalid integer. Command: view Number: 1 Name: Mike Murach Email: mike@murach.com Phone: 559-123-4567 Command: exit Bye! Specifications • When the program starts, it should read the contacts from a CSV file named contacts.csv. Your instructor should provide this file if you don't already have it. • If the program can't find the CSV file, it should display an appropriate message and create a new CSV file that doesn't contain any contact data. • For the view and del commands, display an appropriate error…
- Only the Store.java files can be edited between lines 2-4 only.Ruzwana creates a folder Z:\Test. She edits the permissions of the folder to explicitly deny modify permissions to the folder. Which of the following actions will Ruzwana be able to perform on the folder as its owner? Create files b) Write attributes She can never do anything with this folder again! Change permissions List folder f) She can never use the Z: until the Modify is rescinded by Microsoft.Downloads/ ht 8 (File X English localhost:8888/notebooks/Downloads/CSE110%20Lab%20Assignment%208%20(File%201_0%20%26%20Exception).ipynb Cjupyter CSE110 Lab Assignment 8 (File I_O & Exception) Last Checkpoint: 6 hours ago (unsaved changes) Logout File Edit View Insert Cell Kernel Widgets Help Trusted Python 3 O • Run Code Task 9 Write a python program that will take a string input from the user. Your task is to count the number of vowels and consonants in the string. Using try, if the number of vowels is greater than or equal to the number of consonants, then raise a runtime error. Print 'Number of vowels greater/equal to consonants. Please paraphrase.'. Otherwise, print 'The sentence will work.'. Note: a,e,i,o,u are called vowels and all the other 21 english alphabets are consonants. =====: Example 1: Input: 'his age is 10' Output: Number of vowels greater/equal to consonants. Please paraphrase. Example 2: Input: 'he is 10 years old' Output: The sentence will work. In [ ]: #to do Task…
- Downloads/ ht 8 (File X English localhost:8888/notebooks/Downloads/CSE110%20Lab%20Assignment%208%20(File%201_0%20%26%20Exception).ipynb Cjupyter CSE110 Lab Assignment 8 (File I_O & Exception) Last Checkpoint: 6 hours ago (unsaved changes) Logout File Edit View Insert Cell Kernel Widgets Help Trusted Python 3 O > Run Code Task 6 Given a list named my_list. my_list = [10, 20, 30, 40, 60, 100, 2, 5] Write a python program that takes the position as an input from the user and prints the element of that position from the list. If the user's input position is not in the range, return an exception stating "Index out of range". If the user's input position is not an Ingeter number, return an exception stating "For position, please enter an Integer value". Make sure your program always prints "Program ended" at the end, no matter what happens. Hint: Use finally block Example 1: Input: 1 Output: 20 Program ended =======: Example 2: Input: 10 Output: Index out of range. 8:28 PM * 4) 1/4/2022Downloads/ ht 8 (File X English localhost:8888/notebooks/Downloads/CSE110%20Lab%20Assignment%208%20(File%201_0%20%26%20Exception).ipynb Cjupyter CSE110 Lab Assignment 8 (File I_O & Exception) Last Checkpoint: 6 hours ago (unsaved changes) Logout File Edit View Insert Cell Kernel Widgets Help Trusted Python 3 O • Run с Code Task 10 Write a python program that finds the corresponding energy values from a list of frequency values which are taken as input from the user, using the formula, E = h * f, where h is a constant of value: 1050 Exceptions to handle: • Make sure all elements in the lists are numbers Example 1: Input: [2,3] Output: [2100, 3150] ==== Example 2: Input: [2,boss] Output: Wrong input type In [ ]: #to do OneDrive Screenshot saved Task 11 The screenshot was added to your OneDrive. Imagine Salman Khan is going to the sets of a new movie. He decides to cycle everyday on his way to the sets. For that he uses a distan finds the distance based on the present day's date, which is…Use file permissions along with the chown, chmod, and chgrp commands to create a couple of folders: Create a directory (mkdir command) inside your home directory and set the permissions using the symbolic mode of chmod. The directory should be named dir1 and both you and the group cs260 should be able get into the directory and read from files. Only you should be able to write to the directory and no one other than you and the cs260 group should be able to access these files in any way. Create a file in this directory and put your name in it. Log in as Tess or Jessie and show that you can see the contents of the file. Save screenshots of both your commands to set up the folder, a listing of your home directory that shows the folder’s permissions, and you logged in as jesse/tess along with the contents of the file printed out on the screen (use vi or cat for this) Create a directory inside your home directory that both you and the cs260 group have full permissions on. No one else…
- Use file permissions along with the chown, chmod, and chgrp commands to create a couple of folders: Create a directory (mkdir command) inside your home directory and set the permissions using the symbolic mode of chmod. The directory should be named dir1 and both you and the group cs260 should be able get into the directory and read from files. Only you should be able to write to the directory and no one other than you and the cs260 group should be able to access these files in any way. Create a file in this directory and put your name in it. Log in as Tess or Jessie and show that you can see the contents of the file. Save screenshots of both your commands to set up the folder, a listing of your home directory that shows the folder’s permissions, and you logged in as jesse/tess along with the contents of the file printed out on the screen (use vi or cat for this) Create a directory inside your home directory that both you and the cs260 group have full permissions on. No one else…Create a new script and name it texas_right.sh . Your script should do the following: 1- Create and then enter a folder called texas37 in your home directory. 2- Create two folders called input and output 3- Create a script to loop from 1 to 100. 4- On each iteration of the loop create a file that: a. Has a filename that indicates the value of the loop iteration. hint: give each file name a structured format i.e the same extension or have the index in the file name b. Contains the text result of the operation mod(5) repeated 10 times 5.Create a new script and name it washington.sh . Your script should do the following: 6- Create a script to loop through all the input files in the input folder, uses the head command (only first 5 lines) with the redirect operation to generate a new file in the output folder.Downloads/ ht 8 (File X English localhost:8888/notebooks/Downloads/CSE110%20Lab%20Assignment%208%20(File%201_0%20%26%20Exception).ipynb C jupyter CSE110 Lab Assignment 8 (File I_O & Exception) Last Checkpoint: 6 hours ago (unsaved changes) Logout File Edit View Insert Cell Kernel Widgets Help Trusted Python 3 O + • Run с Code Task 11 Imagine Salman Khan is going to the sets of a new movie. He decides to cycle everyday on his way to the sets. For that he uses a distance calculator which finds the distance based on the present day's date, which is asked as an input from the user. You should first take the day and then the month as your inputs. The inputs should be stored in variables named day and month .The distance calculator uses the following formula to calculate a number which dictates the number of kilometers he must cycle on his way to work. Distance = lif day<10, 5+(day*2)/month |else, 3+(day/month) Exceptions to handle: -Check for 0 division error exception in the formula -Type…
