What does the following command do? $ mkdir dir dir/dir_01/dir_02
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What does the following command do?
$ mkdir dir dir/dir_01/dir_02
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- which of the following statements correctly describe the results of executing the highlighted command below $id uid= 108(mr) gid=10(prog) $ls -lTry giving these 2 commands $ echo cat$ cat echoExplain the differences between the output of each command.Execute a command that undoes the change in Step 7.
- Which of the following instructs a function to return the value stored in the dblBonus variable? Return dblBonus Return ByVal dblBonus Send dblBonus SendBack dblBonusWhich of the following are valid names for variables: intAge, dblFirst&Qtr, decRate5, strFirst_Name, and dbl$Sales?Which of the following reads a line of text from a sequential access file and assigns the line (excluding the newline character) to the strText variable? inFile.Read(strText) inFile.ReadLine(strText) strText = inFile.ReadLine strText = inFile.Read(line)
- Which of the following statements changes the contents of the strSocSec variable from “000-11-2222” to “000112222”? a. strSocSec = strSocSec.Remove("–") b. strSocSec = strSocSec.RemoveAll("–") c. strSocSec = strSocSec.Replace("–","") d. strSocSec = strSocSec.ReplaceAll("–")Which of the following is not a CLI command? a) delete b) rm c) clear d) none of the mentionedWhat does the following command produce? arr = np.arange(10) #(Note: np here denotes numpy which you will need to import...) arr2 = np.exp(arr) # take the exponent print(arr2[2])
- Which of the following commands would display all files that start with the characters song and end in a number 100-599? A. ls song??? B. ls song[100-599] C. ls song[0-9][0-9][0-9] D. ls song[1-5][0-9][0-9]what command shows the status of the previous command a @ b $ c \$? d IsCreate a programming flowchart for this login userform
