Write a BASH command to assign the string "/usr/share/data" to an environment variable called DATADIR.

Write a bash script to receive as input the username (your first name) and password from the keyboard. Set the password as ‘secret’. If the username and password matches then the output to be displayed is “valid user”, otherwise display the output as “invalid user”   i am a beginner ,  i am trying to display the output and is not working.   Thank you.

Write a bash program that takes in a word and a filename from the command line and print out the number of occurrences of the word in the file. Name the program count_word.sh. Your program should work as follow:hb117@uxb5:~$ ./count_word.sh global /home/hb117/shared/cs371/lab04/global.txt global 9 hb117@uxb5:~$ ./count_word.sh nuclear /home/hb117/shared/cs371/lab04/global.txt hb117@uxb5:~$   add awk to your pipe

You will develop a client side and a Servlet program that will work with a database. 1. The client (front end) should have a title "NJIT Credit Union", centered. 2. The client should have a background color. 3. The client should have a text field with label 'UserID' where user will enter userID (integer) and a Submit button with text "Submit". 4. An unsuccessful authentication should have a message printed on the screen, in red, stating that "Your authentication has failed, please try again.” (no pop up message). At this point the text field should get cleared and ready to accept a new input. Your program should not exit. 5. A successful authentication should be followed by a message on the screen, in green, stating that "Your authentication is successful" (no pop up message). 6. There should be two other text boxes with label "Deposit" and "Withdraw" where user will enter an amount (you should accommodate for decimals). These two text boxes should only be enabled after successful…

is this a valid shell script that helps to read data from a file if not please modify it? Do not copy from other websites Upvote guarenteed for a correct and detailed answer. Thank you!!!

Suppose you want to compile your code into an executable name lab, and you have constructed a valid CMakeLists.txt file, which is the correct command to generate a valid Makefile? cmake3 . make ./lab None of the above

Suppose you want to back up a huge file (e.g., a 10-GB AVI file) to aCD-R. You can achieve it by splitting the file into smaller pieces and backing upthese pieces separately. Write a utility program that splits a large file into smallerones using the following command:java Exercise17_10 SourceFile numberOfPiecesThe command creates the files SourceFile.1, SourceFile.2, . . . , SourceFile.n,where n is numberOfPieces and the output files are about the same size.

Enter a Bash command to run ping go.cis.udel.eduin the "background" so that other commands could still be entered.Note: a timeout error probably means your ping is not running in the background.

Create a file named tmpfiles that contains the names of the contents of the /tmp directory in ubunto-Linux.

Please answer the following Bash question, please show your output as well. 1. Write a Bash function named ‘Generate-ID' that generates all possible UGA student id start with 900. The output should be saved into a file named studentID.csv. 2. Write a Bash function named ‘Find_word’ that read wordlist.txt file to find all words end with “ing” and output these words to WordEndIng.csv. 3. The auth.log file (path: /var/log/auth.log) and syslog file (path: /var/log/syslog) are two of the most important log files in Linux. Generally, adversaries target these files so that system administrators couldn’t track what attackers are doing. Write a function named get-linuxlog() that reads all the above two files and stores them into a file named linuxeventlog.txt (Hint use the ‘cat’ command)