Define Shell script. Write a menu-driven shell script program that displays : 1. Current users of the system 2. List of files 3. Today's date 4. Process status 5. Contents of a file
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Define Shell script.
Write a menu-driven shell script
1. Current users of the system
2. List of files
3. Today's date
4. Process status
5. Contents of a file
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- Computer Science Create a shell script:nput a filename and a string and search it in the file. Output the lines of the file where that string is found. But if the string contains a dot(.) it means any character can fill the place. For example: string = c.t ={cat, cot, c t, ......}A shell is a computer program which exposes an operating system's services to a humanuser or other program. Services relating to file system management is such a key serviceprovided by the shell to users. With your knowledge in file systems write a C++ or javaprograms the ca be used to: i. ii. iii. Create a fileMove a file to another directoryRename a file in a director2. Write a Shell Script to perform the following: a) Display the files with its access permissions b) Display the information in megabytes about how the space is allotted in the file system such as used and free space. c) Display the currently running processes d) Display how long the system has been up since the last boot
- What directory structure does a Window file system have? What about a UNIX file system? Choose between the choices below. A. Single-level directory structure B. Two-level directory structure C. Tree-structured directory structure D. Acyclic directory structureQ1 a. A shell is a computer program which exposes an operating system's services to a humanuser or other program. Services relating to file system management is such a key serviceprovided by the shell to users. With your knowledge in file systems write a C++ or javaprograms the ca be used to: i. Create a file ii. Move a file to another directoryiii. Rename a file in a directory 1b. Critically explain the back end of a program compilation process.2. Write a Shell Script to perform the following: a) Display the files with its access permissions b) Display the information in megabytes about how the space is allotted in the file system such as used and free space. c) Display the currently running processes d) Display how long the system has been up since the last boot Linux
- Write a shell file “hello.sh” that outputs “hello world” and the date. Then generate an executable file andrun it.Step1: build your script file (you need to write down all the processes to build a script file)Step 2: make your script file executable.Step 3: run your script fileplease answer with proper explanation and step by step solution. question: Confirm you know how to use operating system commands to find regular expressions in a fileIn a UNIX-like file system, a directory typically contains: A. filenames and i-nodes B. permission information, pointers to direct blocks C. filenames and ownership information D. filenames, i-nodes, major device numbers and minor device numbers
- What directory structure does a Window file system have? Choose between the choices below. A. Single-level directory structure B. Two-level directory structure C. Tree-structured directory structure D. Acyclic directory structureWhat are two ways you can execute a shell script when you do not have execute permission for the file containing the script? Can you execute a shell script if you do not have read permission for the file containing the script?What are the basic differences between the ways in which the Windows and Linux file systems are organized?