Homework Answers
14)
c) ext2 and ext3
15)
a) inode
16)
b) ln command with the -s option
17)
c) stat command
18)
d) gzip and gunzip
19)
a) access mode
20)
b) [^abc]
21)
b) Reunion01
22)
b) grep *.tif 'frame'
23)
b) -f
24)
b) number of lines, words and characters
25)
a) sort report.doc
26)
c)patch
27)
b) -3
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used Linss file systems d FAT nd NTFS NTFS and est3 h ReiserFS and ext3 15....
Write a batch script, which combines a few tools in Linux to finish a big-data processing...
Write a batch script, which combines a few tools in Linux to finish a big-data processing task --- finding out most frequently used words on Wikipedia pages. The execution of the script generates a list of distinct words used in the wikipedia pages and the number of occurrences of each word on these web pages. The words are sorted by the number of occurrences in ascending order. The following is a sample of output generated for 4 Wikipedia pages. 126...
QUESTION 1 What will be the output of following Unix command: find / -name ‘*’ 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...
A filename con comprise multiple embedded dots (e.g., a.b.c.d.e). True False A device file is not...
A filename con comprise multiple embedded dots (e.g., a.b.c.d.e). True False A device file is not really a stream of characters and doesn't contain anything at all. True False Relative pathnames begin with the root directory. True False Running the ls -a command uniquely identifies directories and binary executables. True False What is the result of running mkdir -p share/man/cat1 from the command line? a. It creates the directory share. b. It creates the directory share/man. c. It creates the...
Unix HOMEWORK HELP!! Simple Multiple Choice. I have answered these questions, but I want to ask...
Unix HOMEWORK HELP!! Simple Multiple Choice. I have answered these questions, but I want to ask online, to get second feedback and make sure I am on the right page What is the diffference bettween a willd card and a regular expression? a.) A willd carrd is the * chharacter, butt a rregular excpression caan usse morre symbols. b.) Wild cards are pattterns expandded by the shhell. A reggular expression is a pattern used by commands, internally. c.) There is...
Some multiple choice questions of Computer Science: Linux command; Actually I can google it but the...
Some multiple choice questions of Computer Science: Linux command; Actually I can google it but the choice here is a little..unclear. So I can't make sure..Thank you! 1:What does the Linux command “cat” do? a. copy the contents of a file to the screen b. count the number of characters in a file c. create a Linux catalog d. open up an edit session allowing you to modify a file 2:Which of the following Linux commands is best for getting...
need this in c programming and you can edit the code below. also give me screenshot...
need this in c programming and you can edit the code below. also
give me screenshot of the output
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#define LINE_SIZE 1024
void my_error(char *s)
{
fprintf(stderr, "Error: %s\n", s);
perror("errno");
exit(-1);
}
// This funciton prints lines (in a file) that contain string
s.
// assume all lines has at most (LINE_SIZE - 2) ASCII
characters.
//
// Functions that may be called in this function:
// fopen(), fclose(), fgets(), fputs(),...
Question 11 1 point possible (graded) The commands in the pipeline $ cat result.txt | grep...
Question 11 1 point possible (graded) The commands in the pipeline $ cat result.txt | grep "Harvard edX" | tee file2.txt | wc -l perform which of the following actions? From result.txt, select lines containing “Harvard edX”, store them into file2.txt, and print all unique lines from result.txt. From result.txt, select lines containing “Harvard edX”, and store them into file2.txt. From result.txt, select lines containing “Harvard edX”, store them into file2.txt, and print the total number of lines which were...
Could you help me do the commands from nmber 16 to 21 For this assignment, you...
Could you help me do the commands from nmber 16 to 21
For this assignment, you will: Unpack a tar archive. Change the unpacked files. Repack the files into a new tar archive. Turn in your new tar archive. Details Do not use an editor unless it specifically states to edit the file. By "editor" I mean vim, gedit, pico, etc. Despite its name, we don't consider sed to be an editor in this assignment, so you may use it...
LINUX QUESTIONS (dont have to display output, I will be running these commands myself to check...
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A. File I/O using C library functions File I/O in C is achieved using a file...
A. File I/O using C library functions File I/O in C is achieved using a file pointer to access or modify files. Processing files in C is a four-step process: o Declare a file pointer. o Open the desired file using the pointer. o Read from or write to the file and finally, o Close the file. FILE is a structure defined in <stdio.h>. Files can be opened using the fopen() function. This function takes two arguments, the filename and...
need this in c programming and you can edit the code below. also
give me screenshot of the output
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#define LINE_SIZE 1024
void my_error(char *s)
{
fprintf(stderr, "Error: %s\n", s);
perror("errno");
exit(-1);
}
// This funciton prints lines (in a file) that contain string
s.
// assume all lines has at most (LINE_SIZE - 2) ASCII
characters.
//
// Functions that may be called in this function:
// fopen(), fclose(), fgets(), fputs(),...
Could you help me do the commands from nmber 16 to 21
For this assignment, you will: Unpack a tar archive. Change the unpacked files. Repack the files into a new tar archive. Turn in your new tar archive. Details Do not use an editor unless it specifically states to edit the file. By "editor" I mean vim, gedit, pico, etc. Despite its name, we don't consider sed to be an editor in this assignment, so you may use it...
A. File I/O using C library functions File I/O in C is achieved using a file pointer to access or modify files. Processing files in C is a four-step process: o Declare a file pointer. o Open the desired file using the pointer. o Read from or write to the file and finally, o Close the file. FILE is a structure defined in <stdio.h>. Files can be opened using the fopen() function. This function takes two arguments, the filename and...
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