Open Source Software
 Скачать 1.28 Mb.
|
Select all the applications that provide access to the Command Line Interface (CLI)?. (choose two)Virtual Terminal firefox opera Terminal window Select the command that can report the location of a command:where what which A pair of single quotes ( ‘ ) will prevent the shell from interpreting any metacharacter.. True or False?True False The /tmp directory is a temporary directory and will not exist on a system at all times.. True or False?True False The /var directory has files that change over time.. True or False?True False Which of the following commands will set the “sticky bit” on /shared ?chmod 4777 /shared chmod 2777 /shared chmod 7777 /shared chmod 1777 /shared Embedded Systems means:Companies must share their changes You can view the software’s source code Businesses cannot charge anything for the software, only the hardware Systems designed to do a specific task on hardware optimized for only that purpose Users must support the systems themselves Linux originally only ran on:Xerox copy machines Specialized processor chips Intel 386 PCs Raspberry Pi computers Macintosh Apple’s OS X is:(choose three)A fully certified UNIX distribution Tightly integrated with Apple hardware Partially based on code from the FreeBSD project Primarily used to manage network services Derived from Linux Able to natively run Windows binaries Microsoft Windows:(choose three)Is generally backwards compatible with previous versions Offers both desktop and server products Has a Linux compatibility mode Has a short maintenance cycle Has a scripting environment called PowerShell Has a new desktop version every year. An interpreted programming language:(choose two)Requires a compilation step but no linking step Is converted into machine specific instructions as the program runs Tends to offer more features than compiled languages Requires a linking step but no compilation step Takes fewer resources to run than a compiled language The two main families of Linux shells are:(choose two)Bourne Shell Python Shell Korn shell Emacs C Shell In virtualization, what are the host and guest?(choose two)The host is the machine that runs the virtual machines The guest is the machine that runs the virtual machines The terms can be used interchangeably A host is a virtual machine A guest is a virtual machine Which of the following are properties of a strong password?(choose three)Based on easy to remember items like birthdays Long so that it can be reused on multiple sites Includes symbols At least 10 characters long A mix of upper and lower case A license where you don’t have access to the source code is called:Sourceless Impaired source Open source Closed source |