Linux Which of the following command lists the last 10 lines of a file? tail grep head cat tail grep head cat ANSWER DOWNLOAD EXAMIANS APP
Linux What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others? chmod u - x, go + r letter chmod go + x, u - x letter chmod go + r, u + x letter chmod g - x, uo + r letter chmod u - x, go + r letter chmod go + x, u - x letter chmod go + r, u + x letter chmod g - x, uo + r letter ANSWER DOWNLOAD EXAMIANS APP
Linux Layer one of the OSI model is link layer network layer None of these physical layer transport layer link layer network layer None of these physical layer transport layer ANSWER DOWNLOAD EXAMIANS APP
Linux What sign is used to back up over typing errors in vi? @ $ # € @ $ # € ANSWER DOWNLOAD EXAMIANS APP
Linux Which command can force all buffers to disk? flush None of these sync edbuff save flush None of these sync edbuff save ANSWER DOWNLOAD EXAMIANS APP
Linux What TCP/IP protocol is used for transferring electronic mail messages from one machine to another? SMTP None of the listed here SNMP FTP SMTP None of the listed here SNMP FTP ANSWER DOWNLOAD EXAMIANS APP
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