Unix Which of the following keys is used to delete the character beneath the cursor? x None of these D dd X x None of these D dd X ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to count the total number of lines, words, and characters contained in a file. wcount countw wc None of these count p wcount countw wc None of these count p ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to get directory one level up? cd/ cd cd .. None of these chdir cd/ cd cd .. None of these chdir ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to remove a file? remove rm mv del remove rm mv del ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories? None of these rm all rm -r * rm * rm *.* None of these rm all rm -r * rm * rm *.* ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters? cat emp[a-z] more [emp][!0-9] cat emp[x-z] cat emp[!0-9] cat emp[a-z] more [emp][!0-9] cat emp[x-z] cat emp[!0-9] ANSWER DOWNLOAD EXAMIANS APP
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