126. The UNIX file system stores a data in physical blocks of
127. Which command is used to terminate all processes in your own system except the login shell?
128. Which operator will be used with chmod command to assign absolute permission?
129. Which command is used to link the files?
130. Which of the following signs is used to back up over typing errors in vi?
131. Major expressions used with find command to select file is it has been accessed in more than 375 days, is
132. Which of are following internal commands is used in mail to forward mail to user in user-list?
133. Which of the following commands is used to display the filenames in multiple columns?
134. Which command is used with file named 'note' to remove the executable permission from the user and assign read permission to the group and others?
135. Which symbol will be used with grep command to match the pattern pat at the beginning of a line?
136. Which command is used to sort the lines of data in a file in reverse order
137. Which command is used to display the top of the file?
138. Which command is used to copy all files having the string chap and any two characters after that to the progs directory?
139. Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3?