46. Layer one of the OSI model is
A. network layer
B. transport layer
C. link layer
D. physical layer
E. None of the above
47. What layer of OSI determines the interface of the system with the user?
A. Session
B. Data-link
C. Application
D. Network
E. None of the above
48. What command is used to remove jobs from the print queue?
A. lpq
B. lpr
C. lprm
D. lpc
E. None of the above
49. How can you navigate around virtual consoles?
A. Alt+Function Key
B. Ctrl+Function Key
C. Ctrl+Alt+Del
D. Alt+a+w+Function Key
E. None of the above
50. Which of the following NIS clients, finds and stores information about an NIS domain and server?
A. ypwhich
B. ypbind
C. ypcat
D. yppoll
E. None of the above