Linux Layer one of the OSI model is link layer network layer None of these transport layer physical layer link layer network layer None of these transport layer physical layer ANSWER DOWNLOAD EXAMIANS APP
Linux What command is used to change the working directory? changedir cd cdir chdir changedir cd cdir chdir ANSWER DOWNLOAD EXAMIANS APP
Linux Which of the following command lists the last 10 lines of a file? grep tail head cat grep tail head cat ANSWER DOWNLOAD EXAMIANS APP
Linux What command is used to assign executable permission to the owner of the file named "letter"? chmod u + x letter chmod u + w letter chmod ugo + x letter None of these chmod g + x letter chmod u + x letter chmod u + w letter chmod ugo + x letter None of these chmod g + x letter ANSWER DOWNLOAD EXAMIANS APP
Linux What TCP/IP protocol is used for transferring electronic mail messages from one machine to another? SNMP None of the listed here SMTP FTP SNMP None of the listed here SMTP FTP ANSWER DOWNLOAD EXAMIANS APP
Linux Which of the following is not a part of default Red Hat Linux email system? None of these Pine procmail The MUA The MTA None of these Pine procmail The MUA The MTA ANSWER DOWNLOAD EXAMIANS APP
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