CSC3320 System Level Programming Lab Assignment 4 - Part 2 (Post-Lab) Instructor
ID: 3754358 • Letter: C
Question
CSC3320 System Level Programming Lab Assignment 4 - Part 2 (Post-Lab) Instructor: Yuan Long Due at 11:59 pm on Tuesday, Sep. 25, 2018 Purpose: Practices on grep, fgrep, egrep, sed , awk, and sort commands for text processing Note: Please follow the instructions below, and write a report by answering the questions and upload the report (named as Lab4_FirstNameLastName.pdf or Lab4_FirstNameLastName.doc) to the folder "Lab4- Part 2 PostLab" of the Dropbox in the iCollege system. Please add the lab assignment NUMBER and your NAME at the top of your file sheet Late submission is not accepted for this assignment The following table is from about.com. It shows part of the Fortune 500 companies set up shop in Georgia. For more details, please refer to 1.The Home Depot (Ranked 28): home improvement; Atlanta, GA. 2.United Parcel Service (Ranked 48): shipping; Atlanta, GA. 3.The Coca-Cola Company (Ranked 62): soft drinks; Atlanta, GA. 4.Delta Air Lines, Inc. (Ranked 68): airline; Atlanta, GA. 5.Aflac, Incorporated (Ranked 135): insurance; Columbus, GA. 6.The Southern Company (Ranked 162): energy; Atlanta, GA. 7.Genuine Parts Company (Ranked 183): replacement parts; Atlanta, GA. 8.First Data Corporation (Ranked 249): payment processing; Atlanta, GA. 9.WestRock (Ranked 251): corrugated and consumer packaging:; Norcross, GA. 10.HD Supply Holdings, Inc. (Ranked 320): industrial distributors; Atlanta, GA. 11.Suntrust Banks, Inc. (Ranked 329): banking: Atlanta, GA. 12.Mohawk Industries, Inc. (Ranked 338): flooring manufacturer; Calhoun, GA. Open your terminal and connect to snowball server. Change your directory to your home directory (cd ~), and then create a new directory named as "Lab4" (mkdir Lab4). After that, go to directory Lab4 (cd Lab4) and please download a file containing the content in the above table by the following command (internet access required)Explanation / Answer
-bash-4.2$ cat CompanyList.txt
1. The Home Deport(Ranked 28): home improvement; Atlanta, GA.
2. United Parcel Service (Ranked 48): shipping; Atlanta, GA.
3. The Coca-Cola Company (Ranked 62): soft drinks; Atlanta, GA.
4. Delta Air Lines, Inc. (Ranked 68): airline; Atlanta, GA.
5. Aflac, Incorporated (Ranked 135): insurance; Columbus, GA.
6. The Southem Company (Ranked 162): energy; Atlanta, GA.
7. Genuine Parts Company (Ranked 183): replacement parts; Atlanta, GA.
8. First Data Corporation (Ranked 249): payment processing; Atlanta, GA
9. WestRock (Ranked 251): corrugated and consumer packaging; Norcross, GA.
10. HD Supply Holdings, Inc. (Ranked 320): industrial distributors; Atlanta, GA.
11. Suntrust Banks, Inc. (Ranked 329): banking; Atlanta, GA.
12. Mohawk Industries, Inc. (Ranked 338): flooring manufactures; Calhoun, GA.
-bash-4.2$
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1:
-bash-4.2$ grep --color -n 'Atlanta' CompanyList.txt
1:1. The Home Deport(Ranked 28): home improvement; Atlanta, GA.
2:2. United Parcel Service (Ranked 48): shipping; Atlanta, GA.
3:3. The Coca-Cola Company (Ranked 62): soft drinks; Atlanta, GA.
4:4. Delta Air Lines, Inc. (Ranked 68): airline; Atlanta, GA.
6:6. The Southem Company (Ranked 162): energy; Atlanta, GA.
7:7. Genuine Parts Company (Ranked 183): replacement parts; Atlanta, GA.
8:8. First Data Corporation (Ranked 249): payment processing; Atlanta, GA
10:10. HD Supply Holdings, Inc. (Ranked 320): industrial distributors; Atlanta, GA.
11:11. Suntrust Banks, Inc. (Ranked 329): banking; Atlanta, GA.
Explanation : This command shows all the lines with 'Atlanta' word highlighted in RED color.
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2.
-bash-4.2$ grep --color -n 'Atlanta|Inc' CompanyList.txt
Explanation : No Output, grep cannot search two patterns at a time in line. For this use egrep.
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3.
-bash-4.2$ egrep --color -n 'Atlanta|Inc' CompanyList.txt
1:1. The Home Deport(Ranked 28): home improvement; Atlanta, GA.
2:2. United Parcel Service (Ranked 48): shipping; Atlanta, GA.
3:3. The Coca-Cola Company (Ranked 62): soft drinks; Atlanta, GA.
4:4. Delta Air Lines, Inc. (Ranked 68): airline; Atlanta, GA.
5:5. Aflac, Incorporated (Ranked 135): insurance; Columbus, GA.
6:6. The Southem Company (Ranked 162): energy; Atlanta, GA.
7:7. Genuine Parts Company (Ranked 183): replacement parts; Atlanta, GA.
8:8. First Data Corporation (Ranked 249): payment processing; Atlanta, GA
10:10. HD Supply Holdings, Inc. (Ranked 320): industrial distributors; Atlanta, GA.
11:11. Suntrust Banks, Inc. (Ranked 329): banking; Atlanta, GA.
12:12. Mohawk Industries, Inc. (Ranked 338): flooring manufactures; Calhoun, GA.
-bash-4.2$
Explanation: Output shows the line containing word "Atlanta" or "Inc" highlighted as red.
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4:
-bash-4.2$ egrep 'Inc|Incorporated' CompanyList.txt | grep 'Atlanta' | wc -l
3
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5.
-bash-4.2$ sed -n '/soft drinks/p' CompanyList.txt
3. The Coca-Cola Company (Ranked 62): soft drinks; Atlanta, GA.
Explanation: sed '//p' print the pattern space ' soft drinks'
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6.
-bash-4.2$ sed '11,12d' CompanyList.txt
1. The Home Deport(Ranked 28): home improvement; Atlanta, GA.
2. United Parcel Service (Ranked 48): shipping; Atlanta, GA.
3. The Coca-Cola Company (Ranked 62): soft drinks; Atlanta, GA.
4. Delta Air Lines, Inc. (Ranked 68): airline; Atlanta, GA.
5. Aflac, Incorporated (Ranked 135): insurance; Columbus, GA.
6. The Southem Company (Ranked 162): energy; Atlanta, GA.
7. Genuine Parts Company (Ranked 183): replacement parts; Atlanta, GA.
8. First Data Corporation (Ranked 249): payment processing; Atlanta, GA
9. WestRock (Ranked 251): corrugated and consumer packaging; Norcross, GA.
10. HD Supply Holdings, Inc. (Ranked 320): industrial distributors; Atlanta, GA.
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7.
-bash-4.2$ sed '/Atlanta/d' CompanyList.txt
5. Aflac, Incorporated (Ranked 135): insurance; Columbus, GA.
9. WestRock (Ranked 251): corrugated and consumer packaging; Norcross, GA.
12. Mohawk Industries, Inc. (Ranked 338): flooring manufactures; Calhoun, GA.
Note: use sed -i to reflect the deletion in the file.
Answered 7 question. No of question are high so answering only first 7 questions.