the code the CPU recognizes to perform a procedure in an application. Each device attached to your computer has a special program called a(n) ________ that enables the device and operating system to communicate with each other. The nonphysical components of a computer that understand how to work with the physical components are referred to as, The operating system software is necessary for a computer to function. Its certainly true that, from Melissa to WannaCry and beyond, much of the malware the world has seen has been aimed at Windows systems. Try refreshing the page. Its about freedom and freedom of use and freedom of choice. The second command creates a credential for the user FullerP and the password stored in $SecurePassword, and then stores the credential in the $Credential variable. A survey of hackers who attended a recent DEFCON conference revealed that 84 percent use social engineering as part of their attack strategy. Deploying a secure operating system is an important starting point, but without user education, strong firewalls and constant vigilance, even the most secure networks can be invaded. 20. If your operating does not use UTF-8, use this setting for best results and improved performance of the agent. 15. varRemoteDBAdmPW=password Specifies the password for the user name. And if you did decide that Linux was the way to go, you would still have to decide which distribution of the Linux system to choose, and things get a bit more complicated there. Set operating system properties for a new Linux virtual machine . To put it simply, the operating system manages the communication between your software and your hardware. and more. (choose two)FedoraCentOSSlackwareUbuntuDebian, Ubuntu is derived from which Linux distribution?FedoraRed Hat Enterprise LinuxSlackwareDebianScientific Linux, A software release cycle describes:How often the computer must be rebootedHow often upgrades come out to softwareHow often the computer must be upgraded to support new softwareThe often security fixes are implementedHow often the softwares memory is released back to the operating system, What does a distribution provide to add and remove software from the system?CompilerApplication Programming Interface (API)BashPackage managerPartitioning tool. For malware authors, Windows provides a massive playing field. Still, would it be wise to reconsider? The first personal computers that used MS-DOS as the operating system had which kind of user interface? True Which of the following is a proprietary OS for desktop and laptop computers? 25. s Each device attached to your computer has a special program called a(n) ________ that enables the device and operating system to communicate with each other. Grep is a command-line utility in Linux and other Unix-like operating systems that is used for searching text files and filtering text based on specific patterns or regular . Copyright 2023 IDG Communications, Inc. For many people, the idea of installing an operating system might seem like a very daunting task. User setup: Set up your username and password. If zero cost isnt enough to win you overwhat about having an operating system that will work, trouble free, for as long as you use it? Linux grew throughout the 1990s because of the efforts of hobbyist developers. For enableHotpatching, the 'provisionVMAgent' must be set to true and 'patchMode' must be set to 'AutomaticByPlatform'. The command uses the credentials stored in $Credential. This is a centralized location where software can be searched and installed. Few IT organizations would want the headache of moving a globally dispersed workforce to an entirely new OS. More recently, a widespread automated hack circumvented the security on my website and infected it with malware. Question 2 A bare-metal hypervisor runs directly on top of physical hardware True or False? An application programming interface (API) is ________. Why bother learning a completely different computing environment, when the operating system that ships with most desktops, laptops, and servers works just fine? For a more in-depth guide to installing Linux, take a look at How to Install and Try Linux the Absolutely Easiest and Safest Way or download the Linux Foundations PDF guide for Linux installation. Which of the following is the first step in the boot process? The Linux operating system comprises several different pieces: This is the one question that most people ask. If the question is not here, find it in Questions Bank. Still in doubt? Regardless of the name, each of these tools do the same thing: a central place to search for and install Linux software. A B. From a user perspective then, a Linux distribution is an OS, as is a non-GNU Linux plus user-space product, like Android. Thats right, zero cost of entry as in free. Linux is a ___________ and ___________ operating system. Security researcher Lee Muson of Comparitech says that macOS is likely to be the pick of the bunch when it comes to choosing a more secure OS, but he cautions that it is not impenetrable, as once thought. This article was most recently revised and updated by, https://www.britannica.com/technology/Linux, History Computer - The Complete History of Linux: Everything You Need to Know, Computer Hope - Unix and Linux Commands Help. True B. Linux distributions are the most famous and healthiest example of direct Unix derivatives. Note: It is not recommended to store sensitive information in custom data. Although Linux is not as user-friendly as the popular Microsoft Windows and Mac OS operating systems, it is an efficient and reliable system that rarely crashes. The software is developed collaboratively. Some people, particularly refer to the collection of GNU/Linux , because many of the tools are GNU/Linux, and all Linux is the part of their operating system. In contrast to Torvalds, Stallman and the FSF started by creating utilities for the operating system first. While still a student at the University of Helsinki, Torvalds started developing Linux to create a system similar to MINIX, a UNIX operating system. The basic input/output system (BIOS) is stored on a ________ chip. Which of the following is not considered an accessibility utility? Are the three leading desktop OSes different enough in their approach to security to make a change worthwhile? For more information, type Get-Help New-Object. 1. Wireless setup (if necessary): If you are using a laptop (or machine with wireless), youll need to connect to the network, in order to download third-party software and updates. Installing a device driver can sometimes cause system instability. Linux Essentials Chapter 04 Exam Answers 2019 + PDF file.pdf, Introduction to Linux 1 Exam Answers Test Online & Labs Active, Introduction to Linux I Chapter 04 Exam Test Online 2019, Introduction to Linux I Midterm Exam Test Online 2019 (Modules 1 14), Introduction to Linux II Chapter 18 Exam Test Online 2019, Linux Essentials Chapter 02 Exam Test Online 2019, Introduction to Linux I Chapter 12 Exam Test Online 2019, Introduction to Linux II Chapter 12 Exam Test Online 2019, Introduction to Linux I Chapter 24 Exam Test Online 2019, Linux Essentials Chapter 15 Exam Answers 2019 + PDF file, Introduction to Linux I Chapter 06 Exam Test Online 2019, ITN (Version 7.00) Final PT Skills Assessment (PTSA) Exam Answers, Linux Essentials Chapter 04 Exam Answers 2019 + PDF file, 14.3.5 Packet Tracer Basic Router Configuration Review Instructions Answer, CCNA (200-301) Certification Practice Exam Answers (ENSA v7.0), CCNA 3 (Version 7.00) ENSA Practice Final Exam Answers, Duplicates the input stream to the output stream. But the popularity of Windows is a problem in itself. False: Accept wildcard characters: False 1. package manager support The ________ utility automatically creates duplicates of your libraries, desktops, contacts, and favorites to another storage location. However, you might use an approach such as this in scripts. Here is all the information you need to get up to speed on the Linux platform. If the question is not here, find it in Questions Bank. Write adj adj. Believe it or not, Linux offers one of the easiest installations of all operating systems. Our examples are for Debian-based distributions and Fedora-based distributions. On Windows operating systems if you specify this parameter, the program does not create the user you specified in the -uname username parameter. Which of the following Windows utility programs arranges pieces of files on your hard drive to allow for faster access? The Ubuntu Server does not install a GUI interface. How to find: Press Ctrl + F in the browser and fill in whatever wording is in the question to find that question/answer. 3. A portal for computer science studetns. 2. The command assigns a name and size to the virtual machine. These versions are called distributions (or, in the short form, distros). Omissions? With the Linux server, its all free and easy to install. We and our partners share information on your use of this website to help improve your experience. And of course theres always the risk of user-downloaded software, extensions, utilities, plug-ins and other software that appears benign but becomes a path for malware to appear on the system. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); document.getElementById("ak_js_2").setAttribute("value",(new Date()).getTime()); Bundling utilities, management tools, and application software with a Linux kernel is called a: Applications make requests to the kernel and receive resources, such as memory, CPU, and disk in return.True or False? Linux, in contrast, greatly restricts root.. vocabulary. As a computer scientist, the kernel is the operating system. The user owner and group owner of the file, Make the /data directory a sticky bit directory, Make the /data directory a setuid directory, Make the /data directory a setgid directory, Add execute permissions for the user owner, Remove execute permissions for the user owner, Any user can change the group ownership of any file, Causes the file to run under the users identity, 87589 -rw-rr. The effects of such malware were always initially subtle, something you wouldnt even notice, until the malware ended up so deeply embedded in the system that performance started to suffer noticeably. The first command converts a password to a secure string, and then stores it in the $SecurePassword variable. If youre looking for a server-only distribution, you will also want to decide if you need a desktop interface, or if you want to do this via command-line only. Certainly the threats confronting enterprise systems have changed in the last few years. Which culture embraced the term GNU (GNU's Not UNIX) and laid the free software groundwork for Linux? Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. Important: When you export your own operating system image from VMware to then import and deploy it into PureApplication Service, the image does not include Activation Engine. Ubuntu is derived from which Linux distribution? A technique to tell a process to take some sort of action, bzip2 doesnt support recursive compression, All users besides the user owner and group owner, Both the root user and the owner of the file, Causes the file to run under the owners identity Causes the file to run under the owners identity, rc0.d, rc1.d, rc2.d, rc3.d, rc4.d, rc5.d and rc6.d, An empty directory that is used to access a filesystem, It should only be executed on unmounted filesystems, Programs use a more consistent base of code, virtual resources to be accessed by operating systems and application software, an operating system to be installed on virtual hardware, Introduction to Linux I Final Exam (Chapters 15 26) Answers v2, Match the network security testing tool with the correct function. C:\Windows\System32\drivers\etc\protocol is an example of a file ________. While still a student at the University of Helsinki, Torvalds started developing Linux to create a system similar to MINIX, a UNIX operating system. Which of the following is the name of a Microsoft Excel file? Once a patch is in the wild, after all, the hackers can reverse engineer it and find a new exploit they can use in their next wave of attacks. arrow_forward CMOS is a special kind of memory that uses a great deal of power. You can use System Restore to restore your system's settings back to a specific date when everything was working properly. Linux is actually everywhere: Its in your phones, your thermostats, in your cars, refrigerators, Roku devices, and televisions. Please refer to the appropriate style manual or other sources if you have any questions. Specifies the user name and password for the virtual machine as a PSCredential object. New distributions (packages of Linux software) have been created since the 1990s. What with IDS, SIEM and NGFWs, they deploy a veritable alphabet of defenses. Linux system is derived from Unix and it is a continuation of the basis of Unix design. and more. For more information to help guide you through your lifetime with Linux, check out the following resources: Haga clic aqu para Introduccin a Linux. To replace the currently running shell, you can use: dash bash exec csh 3. The first command converts a password to a secure string, and then stores it in the $SecurePassword variable. Sponsored item title goes here as designed, Get to know the Chocolatey package manager for Windows, 5 more Windows admin tasks made easy with PowerShell. We will update answers for you in the shortest time. Enroll for free here. A. True or False? List these types of electromagnetic radiation in order of (i) increasing wavelength and (ii) increasing energy per photon. It can only be used to fix ext2 filesystems, It should only be executed on mounted filesystems, It can only be used to fix ext3 filesystems, Build a binary .rpm file from a source .src.rpm file, system calls to be directly executed by physical hardware, application software to run without an operating system, Ability to boot from partitions inside of Logical Volume Management (LVM) or RAID devices, Ability to work with architectures that dont have a PC BIOS. You want to execute the ls command with two options: -r and -l. Which of the following are valid ways to run this command: (choose three)if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'itexamanswers_net-medrectangle-3','ezslot_10',167,'0','0'])};__ez_fad_position('div-gpt-ad-itexamanswers_net-medrectangle-3-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'itexamanswers_net-medrectangle-3','ezslot_11',167,'0','1'])};__ez_fad_position('div-gpt-ad-itexamanswers_net-medrectangle-3-0_1');.medrectangle-3-multi-167{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:50px;padding:0;text-align:center!important}, 12. The Set-AzVMOperatingSystem cmdlet sets operating system properties during the creation of a new virtual machine. The lone teen hacker that once dominated the public imagination has been supplanted by well-organized networks of criminals and shadowy, government-funded organizations with vast computing resources. True. System administrators will also want to view a distribution with regards to features. The core software component that tells the hardware what actions to take is called the ________. Go back far enough and all operating systems were reasonably safe, because the business of hacking into them and stealing data or installing malware was in its infancy. The _____ command displays information about the Linux kernel: 8. The fourth command creates a virtual machine object, and then stores it in the $VirtualMachine variable. (choose two), 11. For more information, type Get-Help Get-Credential. What type of network security test uses simulated attacks to determine the feasibility of an attack as well as the possible consequences if the attack occurs? Would love your thoughts, please comment. Recall the Easy Lamp Server Installation from earlier. If the target covers a circular area with a diameter of 50.0m50.0 \mathrm{~m}50.0m, what is the "window of opportunity" (or margin of error allowed) for the release time? Users are going to want a UI that seems familiar, and you are going to want the most secure OS. The security of an operating system can depend to a large degree on the size of its installed base. The third command gets the availability set named AvailabilitySet03 in the resource group named ResourceGroup11, and then stores that object in the $AvailabilitySet variable. Because you could specify these strings directly in the Set-AzVMOperatingSystem command, this approach is used only for readability. Noyes also noted that the diversity possible within Linux environments is a better hedge against attacks than the typical Windows monoculture: There are simply a lot of different distributions of Linux available. False 20. Its not nearly as challenging as you might think. Haga clic aqu para Introduccin a Linux.). Which of the following devices would use a real-time operating system? For more information see Custom Data on Azure VMs. In fact, installing a full-blown web server (that includes a database server), is just a few clicks or commands away (take a look at Easy LAMP Server Installation to get an idea how simple it can be). Linux and Unix are different but they do have a relationship with each other as Linux is derived from Unix. 14. Deleted files on a Mac computer are moved to the ________. 17. But besides being the platform of choice to run desktops, servers, and embedded systems across the globe, Linux is one of the most reliable, secure and worry-free operating systems available. Apache OpenOffice what does the rm command do in the Linux operating system? Study with Quizlet and memorize flashcards containing terms like Every computer consists of physical components and nonphysical components. Only Linux works in cloud computing If you wanted to write a report that was to be printed, you would probably use: A wiki Adobe Flash Firefox Chrome LibreOffice To protect your privacy online, you can configure your computer to check for updates periodically. Which of the following are valid command lines? Although there is clear consensus that Linux is the safest choice for the desktop, there has been no stampede to dump Windows and Mac machines in favor of it. Kernel 2. Modules 14 - 15 Exam Answers. The third command gets the availability set named AvailabilitySet03 in the resource group named ResourceGroup11, and then stores that object in the $AvailabilitySet variable. Both work very similarly. Lets look at two different tools to illustrate how easy even the command line installation can be. One reason enterprises might not have evaluated the security of the OS they deployed to the workforce is that they made the choice years ago. Information Technology Project Management: Providing Measurable Organizational Value, Charles E. Leiserson, Clifford Stein, Ronald L. Rivest, Thomas H. Cormen, Abraham Silberschatz, Greg Gagne, Peter B. Galvin. The command assigns a name and size to the virtual machine. When using Windows File Explorer, which view provides the most information at a glance. 27. Ive used Linux for nearly 20 years (as both a desktop and server platform) and have not had any issues with ransomware, malware, or viruses. For more information, type Get-Help New-Object. It is not out of the ordinary for a Linux server to go years without being rebooted. . This raises a question that every IT person should be able to answer: Which operating system is the most secure for general deployment? The command enables Hotpatching on the virtual machine. The default user name for the Windows operating system is db2admin.
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