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

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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

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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

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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

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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

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