Linux The physical layer of a network defines the electrical characteristics of signals passed between the computer and communication devices None of these controls error detection and correction All of these constructs packets of data and sends them across the network defines the electrical characteristics of signals passed between the computer and communication devices None of these controls error detection and correction All of these constructs packets of data and sends them across the network ANSWER DOWNLOAD EXAMIANS APP
Linux What command is used to change the working directory? cdir cd chdir changedir cdir cd chdir changedir ANSWER DOWNLOAD EXAMIANS APP
Linux Which daemon is used for the Apache server? apached html shttp httpd apached html shttp httpd ANSWER DOWNLOAD EXAMIANS APP
Linux Which of the following is not a filter command? cat grep wc sort cat grep wc sort ANSWER DOWNLOAD EXAMIANS APP
Linux In which tcp_wrappers file can you specify to allow all connections from all hosts? /etc/hosts.deny None of these /etc/tcp.conf /etc/hosts /etc/hosts.allow /etc/hosts.deny None of these /etc/tcp.conf /etc/hosts /etc/hosts.allow ANSWER DOWNLOAD EXAMIANS APP
Linux What layer protocol is responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management? Layer 4 protocols Layer 6 protocols Layer 7 protocols Layer 5 protocols Layer 4 protocols Layer 6 protocols Layer 7 protocols Layer 5 protocols ANSWER DOWNLOAD EXAMIANS APP