Working with Commands:
1. Output of the /usr/xbin/xeyes
2. Output of the alias
3. Output of the !84 command
4. Output of the ls /usr/shara/dict AND ^ra^re commands
1 ans:
xeyes is a command used for eyes are moved the mouse pointer
#source code along with output:
2 ans:
alias command used for alias name for the command
here clear command is alias name is s by enter s in the terminal now it works as clear
3 ans:!84 clear the window and print before text
4 ans:
here to working with this command we must install wamerican then only we can able to deal with this one
#if you have any doubt or more information needed comment below..i will respond as possible as soon.thanks....
Working with Commands: 1. Output of the /usr/xbin/xeyes 2. Output of the alias 3. Output of...
Please provide screenshots of the commands. 1. ls – list directory contents $ ls $ ls -l ______________________________________________________________________ $ ls -alg ______________________________________________________________________ 2. $ which echo ______________________________________________________________________ 3. $ whereis echo ______________________________________________________________________ 4. $ file <output from procedure 5> ______________________________________________________________________ alias – short cut command to a longer command $l $ alias l=”ls -alg" $l ______________________________________________________________________ $ unalias l $l ____________________________________________________________________
Post-Lab 2: GNU and UNIX commands Keywords: • Sort • head tail • Pipe (D • Redirection ) • alias • Wildcards • Metacharcters . sed utility Find • tar 1. Create a directory called Dirl and if the creation was successful, change the current working directory to be Dirl. 2. Extract lines 3-5 from a file, first using head to get the first 5 lines then tail to get the last 2 lines . With pipes . With redirection...
The Output of the following Commands: 1. Output of the cp -v /etc/host 2. Output of the mv -v /tmp/myfile ~ 3. Output of the rm -v file.txt 4. Output of the rmdir -v data 5. Output of the rm -v file.txt
1.) If the commands below will be executed in order, determine the output of the 4 echo commands (labeled as A-D): (2 Marks) ra7 export b=9 echo $r 9=3 echo $b -B be8 bash echo $g exit echo $b -D exit ii.) Given the contents of file (filename: /home/user5/table) below, write the single command line needed to perform the following tasks. 7 2 Services 1 Executive Summary 1.1 Olives 12 6 Financial Plan Important Assumption Startup Funding Requirements Other Current...
Unix/Linux The purpose of this lab is to practice the commands to manage and organize files and directories: How would one go about this? Thanks. Task 1: Preliminaries: 1) If you have not already done so, create a directory called bin under your HOME directory. 2) If you have not already made a copy (using ftp) of the file called famous.dat from the Assignment#1, do that now. 3) Make bin the active/working directory. Task 2: Perform all of the following...
QUESTION 4 Which UNIX shell operator will perform which function? - A. B. C. D. Append output to a file - A. B. C. D. !! - A. B. C. D. < - A. B. C. D....
Revision Question 3 on Linux. Please explain the shell script commands in the context of post execution. You have just logged in and have a directory called "novel" in your home directory containing the following files: chapter1.docx chapter2.docx chapter3.docx draft.pdf save where "save" is itself a directory and contains the files Attributes.txt draft.pdf.1 draft.pdf.2 draft.pdf.3 indexA.txt indexB.txt list1.txt list2.txt a) Describe the results you would expect when executing the following shell commands: i) ls novel/save/*A* ii) ls novel/*r[23]* iii) rmdir...
Please do part C only, thank you.
Exercise 1 (Transfer Function Analysis) MATLAB provides numerous commands for working with polynomials, ratios of polynomials, partial fraction expansions and transfer functions: see, for example, the commands roots, poly, conv, residue, zpk and tf (a) Use MATLAB to gener ate the continuous-time transfer function H5+15)( +26(s+72) s(s +56)2(s2 +5s +30) H(s) displaying the result in two forms: as (i) the given ratio of factors and (ii) a ratio of two polynomials. (b) Use...
i.) If the commands below will be executed in order, determine the output of the 4 echo commands (labeled as A-D): ( 2 Marks ) export z=3 e=10 echo $e - A bash echo $z -B k=4 sh Z=7 echo $k -C exit exit echo $z -D ii.) Given the contents of file (filename: /home/user5/research) below, write the single command line needed to perform the following tasks. SUMMARY GLOSSARY CHAPTER 1 Introduction and Research Approach Reach Obiective REFERENCES APPENDIX A...
QUESTION 1 What will be the output of following Unix command: find / -name ‘*’ A. List all files and directories recursively starting from / B. List a file names * in / C. List all files in / directory D. List all files and directories in / directory QUESTION 2 Which command is used to extract a column/field from a text file / input. A. paste B. get C. cut D. tar QUESTION 3 Which command creates an empty...