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IFT Final Exam – UNIX/Linux Operating Systems Study Guide, Exams of Operating Systems

Chamberlain College of NursingOperating Systems

Master IFT final exam concepts including UNIX/Linux commands, file permissions, process management, vim editor, shell scripting, and system administration. Essential for IT students.

Typology: Exams

2025/2026

Available from 05/23/2026

elite098
elite098 🇺🇸

129 documents

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IFT 250 System Software
Essentials
________________________________ is software that manages the computer's hardware and
provides a convenient and safe environment for running programs. It acts as an interface
between programs and the hardware (CPU, RAM, hard disk drive, printer, CD-ROM, etc). -
Operating system
On the Unix / Linux operating system, the system admin user account is
___________________. -root
A _____________ is a component in Unix that runs on top of the kernel and provides a
command line user environment. -shell
Unix is written in the ________ programming language. This allows for portability across
hardware platforms. -C
Features of the Unix operating system include: --large repository of apps
-constant updates releases
-rich programming tools
-high level of performance
-available on all modern hardware platforms
-easily scable
-(CORRECT) All of the above!
Which of the following commands would you use to get help while using the UNIX command
line? --help
-info
-man
-(CORRECT)All of the above!
Which of the following commands would you use to change your password for your user
account? -passwd
pf3
pf4
pf5

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Download IFT Final Exam – UNIX/Linux Operating Systems Study Guide and more Exams Operating Systems in PDF only on Docsity!

IFT 250 System Software

Essentials

________________________________ is software that manages the computer's hardware and provides a convenient and safe environment for running programs. It acts as an interface between programs and the hardware (CPU, RAM, hard disk drive, printer, CD-ROM, etc). - Operating system On the Unix / Linux operating system, the system admin user account is ___________________. - root A _____________ is a component in Unix that runs on top of the kernel and provides a command line user environment. - shell Unix is written in the ________ programming language. This allows for portability across hardware platforms. - C Features of the Unix operating system include: - -large repository of apps

  • constant updates releases
  • rich programming tools
  • high level of performance
  • available on all modern hardware platforms
  • easily scable
  • (CORRECT) All of the above! Which of the following commands would you use to get help while using the UNIX command line? - -help
  • info
  • man
  • (CORRECT)All of the above! Which of the following commands would you use to change your password for your user account? - passwd

Which of the following commands would you use to determine what directory you are current in?

  • pwd Which of the following commands would you use to review the last 50 commands executed at the command line for the user that you are currently logged on as? - history Which of the following commands would you use to print a string of text to the monitor? - echo Which of the following commands would you use to see when a file was last modified? - ls - l Which of the following commands would you use to review your terminal settings? - stty Which of the following commands would you use to send mail to another user on the UNIX system? - mail or mailx Which of the following commands would you use to pull selected lines of text from a file that matches a certain pattern? - grep Which of the following commands would you use after a command with a pipe | to control paging on the monitor? - -less
  • more
  • (CORRECT) both of the above answers are correct! Which of the following applied to file names? - -Unique to a directory location
  • Up to 255 characters but 20 much more reasonable
  • Can contains upper and lower case letters, numbers, and some special characters
  • (CORRECT) All of the above! X-Windows is a graphical user interface developed by MIT in the 1980s. - True Files are containers of data where directories are containers for collections of files. - True What is the unique number that identifies a file in the filesystem? - inode number Which of the following are file types? - Correct! Link (l) Correct! Files (-) Correct! Directories (d) Correct! Character Devices (c) Correct! Block Devices (b) Correct! Also, others not listed UNIX/Linux uses a hierarchical directory structure. - True Linux uses a default directory organization with upper-level directory names and organized files that makes it easier for system administrators to locate files. - True Linux uses the BSD printing system by default which includes the following commands: - lpr, lpq, and lprm To change the permissions associated with a file, use the ____________ command. - chmod

Which of the following commands could you use to see variables available in the current shell (environmental and/or user-defined)? - Correct! env Correct! set The history feature lets you recall previous commands (even those executed in previous sessions), edit them if required, and re-execute them. - True The environment variables, aliases and set options that we define are only applicable for the session and revert to their defaults when the session ends. - True There are multiple default file options for login scripts in UNIX and the bash shell. - True Commands may vary from shell to shell. For example, commands in the bash shell may not be the same syntax format or may not even be available at all in the C shell. - True UNIX uses which of the following network communication protocol suites natively? - TCP/IP Which of the following commands could you use to see your IP address on UNIX? - ifconfig Which of the following commands might you use to install software on your Linux operating system? - Correct! yum Correct! rpm Which of the following approaches could you use to add a new user to your UNIX/Linux operating system? - Correct! useradd command Correct! edit the /etc/passwd file using vi In many UNIX/Linux data and configuration files are "fields". Sometimes these fields are separated by: - Correct! tabs Correct! comma (,) Correct! colon (:) Which of the following commands can you use to accept an input stream and paginate output of that stream with various options such as length of page, double space, and/or number the lines of output? - pr Which of the following commands can you use to compare each byte of two files and terminates the moment it encounters a difference? - cmp If you wanted to look at just the beginning or ending few lines of a file, which of the following commands might you use? - Correct! head Correct! tail While head and tail are used to slice a file horizontally, which of the following commands can you use to cut a file vertically? - cut Which of the following commands could you use to find singular and not repeated lines in a file?

  • Correct! uniq Correct! sort Correct! comm

grep scans its input for a pattern, then displays the selected pattern, lines numbers and/or the filenames where the pattern occurs. - True sed is a multipurpose tool that combines the work of several filters. sed performs noninteractive operations on a data stream. sed has a host of features that allow you ti select lines and run instructions on them. - True A regular expression uses an elaborate metacharacter set that overshadows the shell's wild cards. This includes the use of character class with [ ] (square brackets) , negating of class with ^ (caret), * (asterisk), and pattern locations with $ and ^ (caret). - True sed uses 2 styles of addressing know as: - Correct! Line Addressing Correct! Context Addressing