IBM AIX认证考试真题

AIX a 1 What happens to a background process when the user logs out a all background processes can be left running without doing anything after logging off b background processes run with a higher priority than foreground processes c background processes used with the nohup command can be left running after logging off d background processes used with the nohup command have a higher priority than foreground process C 2 When executed on a single line which commands will cause a syntax error a cd profile b ps ef grep init c TERM ibm3151 export TERM d find etc print grep motd C 3 If in home home what command can be run to determine if the file plants is a directory without viewing the contents a ls lad plants b ls fa plants c li la plants d li fa plants A 4 Which of the following display information about the rpc register library routing using the man command a man f rpc register b man rpc register c man rpc register d man M rpc register B 5 Which of the following vi commands would be used to change the next two words a c2w b 2R c 2cw d r2 A 6 Which dd command is using a relative path name as the source argument and an absolute path name as its target argument a dd if home blue of b dd if blue of dev rmt0 c dd if blue of dev fd0 d dd if home green of u blue green B 7 What is the Korn Shell variable PS1 used for a to specify the first process running b to specify the shell s parent process c to specify the priority setting of a korn shell d to specify the string to be used as the primary system prompt D 8 Which key should be pressed in the vi editor to enter text input mode and begin inserting text BEFORE the cursor position a a b i c d o B 9 Which command should be used to permit ONLY the owner to use the script file named savemachine as an executable script a chmod 777 savemachine b chmod x savemachine c chmod u rwx go savemachine d chmod go w x savemachine C 10 Which command will cancel the print job number 123 from the Post Script PS print queue a qcan P 123 b qcan X PS 123 c qcan X P PS 123 d qcan P PS x 123 D 11 Where will the final output be placed after this sequence of piped commands ls l pg file1 2 1 mand 1 file1 2 file2 mand 1 file1 2 file1 mand 2 file2 1 2 B 44 What is the proper command to read a multi page file one page at a time a cat b type c show d more D 46 What is contained in the exrc file a the default crash recovery file name b the list of environmental commands c a scratch pad area for temporary data d an automatic backup of the text being edited B 47 Which command displays the total block usage for all files in a directory a dc b df c du s d ls al C 48 What AIX command displays the current status information regarding specified print jobs print queues or users a qcan b qprt c qchk d qhld C 49 Which command lists all files in the home file system a find name home b find home print c find name all d find home type all B 50 Which command will display all lines in file1 that begin with the string abc and end with the string xyz a grep abc xyz file1 b grep abc xyz n file1 c grep abc file1 grep v xyz file1 d grep abc file1 grep xyz D 51 If the current directory was home guest which command would the user execute to list all permissions of all files in all subdirectories of home guest a ls l b ls R c ls al d ls alR D 52 A directory with files can be deleted with which of the following commands a rm r b mvdir c touch d rmdir A 53 With multiple print queues defined what is the most appropriate command to display the status of all print queues on a system a lpq b qchk c lpstat d qconfig B 54 After many operations have been performed by a given AIX user which command will place the user back into their home directory a cd b cd c cd home d cd home A 55 Which of the following vi commands would be used to change all occurrences of the word text to the string my text a text s my text g b g text s my text g c g text s my text g d g text s my text g B 56 Which command will display the current working directory a pwd b dosdir c oldpwd d echo DIR A 57 Which vi command string searches a file for the first instance of the phrase the one and only a the one and only b the one and only c the one and only s d the one and only g A 58 Which vi command can be used to copy a line of text into the text buffer a i b r c yy d cc C 59 Which command should be used to print a file named color file to the print queue color a enq color file b qprt color file c enq P psc color file d enq P color color file D 60 Which command will display all lines in file1 that contain the string abc but NOT the string xyz a grep E abc xyz file1 b grep abc file1 grep v xyz file1 c grep abc xyz file1 d grep v xyz abc file1 B 61 Which of the following options describes the mv command a it can move only single files one at a time b it invokes the copy command with the m option c it can move multiple files if its last argument is a directory d it makes intermediate copies of the data and renames the original file by deleting it and then recreating it C 62Which of the following commands should be used to list all files in the root filesystem that are named profile a find name profile b find name profile print c find name profile ls d find profile exec ls l B 63 What is displayed by the command grep a zA Z pgm s a all lines in pgm s that begin with a letter b all words in pgm s that begin with a letter c all files in the pgm s directory that begin with a letter d all processes beginning with a letter that are a child process of pgm s A 64 What happens with files removed with the rm command a they are not recoverable unless restored within approximately file minites b they are stored in tmp and deleted later by the skulker program c the