Software Engineering Mcqs

Page No. 63

What command is used to change the working directory ?


acdir


bchdir


cchangedir


dcd


View Answer cd

What types of installations require a special boot disk ?


aNFS


bFTP


cPCMCIA


dAll of the above


View Answer All of the above

In which tcp_wrappers file can you specify to allow all connections from all hosts ?


a/etc/hosts.allow


b/etc/hosts.deny


c/etc/hosts


d/etc/tcp.conf


View Answer /etc/hosts.allow

What command is used to display the characteristics of a process ?


aau


bps


cdu


dpid


View Answer ps

The command used to remove the directory is_______________?


armdir


brd


cremove


drdir


View Answer rmdir

Which of the following command is used to count just the number of lines contained in a file ?


awc -lD.


bwc -c


cwc -w


dwc -r


View Answer wc -c

Which shell’s wild-cards is used to match a single character ?


a*


b?


c[ijk]


d[!ijk]


View Answer ?

Which of the following is invalid filename ?


ashutry


bTRY


ctrial


dNone of the above


View Answer None of the above

Which of the following keys is used to move the cursor to the end of the paragraph?


a}


b{


c|


d$


View Answer }

What command is used to list the jobs currently in print queues ?


alpq


blpr


clprm


dlpc


View Answer lpq

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