Category: Basic of linux unix
You can append to a file instead of overwriting by using the________________?
A. > symbols
B. >> symbols
C. < symbols
D. << symbols
Which of the following commands is used to have a two-way communication with any person who is currently logged in ?
A. mail
B. mesg
C. write
D. grep
Which commands is used to assign executable permission to all of the files named “letter” ?
A. chmod ugo+r letter
B. chmod ugo+rw letter
C. chmod u+x letter
D. chmod ugo+x letter
Which command is used to terminate all processes in your own system except the login shell ?
A. kill 1
B. kill 0
C. cancel all
D. cancel 1
You just added a new user, kara, to the system. What group is kara added to by default ?
A. root
B. kara
C. group
D. user
NIS_____________________?
A. is Network Information Service
B. is a simple directory service whose main purpose is to allow remote authentication of systems on local network systems
C. was formerly known as yellow pages
D. allows configuration-such as password and group files
The first set of the three permissions (rw) pertains to the owner of the file, indicating that the owner has________________?
A. executable permission only
B. write and executable permissions
C. both read and executable permissions.
D. both read and write permissions
Which of the following NIS clients, finds and stores information about an NIS domain and server ?
A. ypwhich
B. ypbind
C. ypcat
D. yppoll
What does GNU stand for ?
A. GNU’s not Unix
B. Greek Needed Unix
C. General Unix
D. General Noble Unix
What command is used with vi editor to delete three words ?
A. $
B. 3 dw
C. 3 x
D. 3 dd
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