`who`;; 2) echo `cal`;; 3) echo `ls`;; 4) echo `ps`;; 5) exit ;; *) echo "this option is not available" ;; esac done Set- 2 Using awk‚ sum the file sizes in your working directory and print the results. ls -l | awk ’/^-/ {total+=$5} END{print "Total of all file sizes "total}’ Write a program to check whether the given two numbers are equal. If not then find the greater of the given two numbers. import java.io.*; import java.math.*; class Greatest
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list user@ubuntu:~$ sudo apt-get update or Install Sun Java 6 JDK Note: If you already have Java JDK installed on your system‚ then you need not run the above command. To install it user@ubuntu:~$ sudo apt-get install sun-java6-jdk The full JDK which will be placed in
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Unix VS. Windows Security Windows: Pros: File permissions (UAC) User account controls Antivirus to assist in the stopping of malware Supports many businesses related software’s and is used worldwide Cons: Infected account File permissions are vulnerable Antivirus is constantly required as well as updated definitions databases Most viruses target the windows OS because it is the most widespread OS on the planet. Viruses can be rewritten and hide themselves from antiviruses. Web application
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Using Access Control Lists to Modify File System Permissions on Windows Systems Course Name and Number: ISSC342 Student Name: Benson K kungu Instructor Name: Peter Mylonakos Lab Due Date: June 14‚ 2015 Overview In this lab‚ you used the Windows command-line utility‚ icacls.exe‚ to establish file level permissions following a set of access control requirements. You tested those permissions by remotely accessing the Windows server and attempting to modify files in the secured folders. You used screen
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Xenix- a discontinued Unix operating system What is Xenix? Xenix is an operating system‚ which supports a computer’s basic functions. It is a discontinued version of Unix‚ a set of operating systems. Xenix was created by Bell Labs‚ which was part of the Bell System‚ and was owned by AT&T. Due to an antitrust case‚ which aimed to prevent AT&T from gaining control of the market‚ they were initially forbidden from entering the computer market. This meant that they were unable to sell Unix directly to
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Modify File System Permissions on Windows Systems IS3340 Course Name and Number: _____________________________________________________ Student Name: ________________________________________________________________ Instructor Name: ______________________________________________________________ 7/31/2015 Lab Due Date: ________________________________________________________________ Overview In this lab‚ you used the Windows command-line utility‚ icacls.exe‚ to establish file-level permissions following
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A Proposed File Management System for Navotas Police Station C. Objective * To develop an Incident Recording System that will organize the process data flow and to maintain and monitor the cases handled/referred to the station. * To increase the speed of inputting the cases records. * To avoid redundancy of information. * To lessen the use of filing cabinets. D. Significance of the System * To design and create interface for the information and maintenance process
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HW101 OPERATING SYSTEM FUNDAMENTALS (S2/16) Portfolio Activity 2 Activity 1(a): List of Virtualization System/Hypervisors! 1. LXC (Linux Containers): It is an operating system level virtualization machine on which you can run multiple isolated Linux systems using single Linux kernel on a control host. It provides you with cgroups functionality that allows limitation and prioritization of resources like CPU‚ memory‚ block I/O‚ network etc. without any need to start virtualization machine. For
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Windows 7 - Create a system repair USB key June 2014 Windows 7 - Create a system repair USB key This trick was created to compensate for the lack of CD/DVD drive on netbooks‚ but can also be used for normal PC. Prerequisites You will need a bootable USB key with over 165 MB free space. Preparing the USB key Open the command prompt: "Run" -> CMD And then type the following commands: DISKPART (This command will open the tool "diskpart") list disk (Look for the No. assigned to your
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crystal mkdir: cannot create directory `name’: Permission denied [student@bsit_rh61 sbin]$ sudo mkdir crystal [student@bsit_rh61 sbin]$ ^C [student@bsit_rh61 sbin]$ 4. Get a directory listing of the home folder using the long listing format. cd; ls -l [student@bsit_rh61 sbin]$ ls /home student student1 tmp [student@bsit_rh61 sbin]$ 5. Modify the permissions on your new folder to set read‚ write‚ and execute permissions for the user and group. chmod 770 firstname
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