Question 1: 
Which character is used to enter the help mode? 
A.   ! 
-B.   ? 
C.   * 
D.   % 

Question 2: 
What is the prompt of a Cisco router in the priviledged mode? 
A.   Router> 
-B.   Router# 
C.   Router(config-if)# 
D.   Router(config-router)# 

Question 3: 
Which Cisco IOS command is used to enter privileged mode? 
A.   admin 
B.   root 
-C.   enable 
D.   privileged 

Question 4: 
What do WAN Data link protocols describe? 
A.   The electrical, mechanical, operational, and functional connections 
B.   The process used for error detection 
-C.   How frames are carried between systems 
D.   How applications are started and stopped 

Question 5: 
What can only be done in privileged mode on Cisco routers? 
A.   Enter Commands 
B.   Check routing tables 
C.   Monitor performance 
-D.   Change the configuration 

Question 6: 
What best describes Frame Relay? 
-A.   Uses high quality digital facilities with no error correction 
B.   Digital service that transmits voice and data over existing telephone lines 
C.   Provides router-to-router and host-to-network connections over synchronous and asynchronous circuits 
D.   Supports point-to-point and multipoint configurations over high speed analog circuits 

Question 7: 
Which packet-switched service is more efficent than X.25? 
-A.   Frame Relay 
B.   Digitial Subscriber Line 
C.   Asynchronous Transfer Mode 
D.   Switched Multimegabit Data Service 

Question 8: 
Which of the following are stored in NVRAM? 
A.   Routing Tables 
-B.   Configuration Files 
C.   IOS Image 
D.   Power on diagnostics 

Question 9: 
If you are unsure of the options (subcommands) for a command, which keystroke(s) should you try on the user interface of a Cisco router? 
A.   Help 
-B.    ? 
C.   CTRL-H 
D.   CTRL-P 

Question 10: 
Which of the following WAN technologies is a Circuit-Switched Service? 
A.   Asynchronous Transfer Mode 
-B.   Narrowband ISDN 
C.   Frame Relay 
D.   Switched Multimegabit Data Service 

Question 11: 
Which keystroke will recall the previous command entry on a Cisco router user interface? 
A.   Left arrow 
B.   Right arrow 
C.   Down arrow 
-D.   Up arrow 

Question 12: 
Which of the following WAN technologies is a Cell-Switched Service? 
A.   Frame Relay 
B.   ISDN 
-C.   Asynchronous Transfer Mode 
D.   POTS 

Question 13: 
Which service does a WAN provide to LANs? 
A.   Direct routing with error checking 
B.   IP addressing and secure data transfer 
C.   High speed multiple access to data networks 
-D.   Exchange of data packets between routers and the LANs they support 

Question 14: 
Routers make forwarding decisions based on which kind of address? 
-A.   logical 
B.   layer 2 
C.   physical 
D.   hardware 

Question 15: 
Which protocol does a WAN use to make path determination decisions? 
A.   RIP 
B.   IGRP 
-C.   IP 
D.   OSPF 

Question 16: 
What is the meaning of a caret symbol (^) after entering a command on a Cisco router? 
A.   It indicates that you are in help mode 
B.   It indicates that you are in privileged mode 
-C.   It indicates the location of an error in a command string 
D.   It indicates that more information must be entered to complete the command 

Question 17: 
Which memory component of a router loses its content when the router is turned off? 
-A.   RAM 
B.   ROM 
C.   FLASH 
D.   NVRAM 

Question 18: 
When working with Cisco IOS, at which level of access are users able to view router status but are unable to change router configuration? 
-A.   User mode 
B.   Enable mode 
C.   Privileged mode 
D.   Global configuration mode 

Question 19: 
What do you press to view the next screen if --More-- is indicated at the bottom of the current screen on a Cisco router user interface? 
A.   The end key 
B.   The tab key 
-C.   The spacebar 
D.   The page down key 

Question 20: 
Which WAN protocol supports point-to-point and multipoint configurations? 
-A.   HDLC 
B.   CHAP 
C.   PPP 
D.   ISDN 

Question 21: 
What do the WAN Physical Layer standards describe? 
A.   Interface between SDLC and HDLC 
-B.   Interface between DTE and DCE 
C.   How frames are sent and verified 
D.   How voice and data traffic are routed

Question 22: 
In which Layer of the OSI Model do WAN routers operate? 
A.   Transport Layer 
-B.   Network Layer 
C.   Data Link Layer 
D.   Physical Layer 

Question 23: 
Which is an example of a data circuit terminating equipment (DCE)? 
-A.   Modem 
B.   Computer 
C.   Router 
D.   Multiplexer  

Question 24: 
What is the default user-mode prompt for a Cisco router? 
A.   # 
B.   Router# 
-C.   Router> 
D.   Router% 

Question 25: 
Which layers of the OSI model do WAN standards describe? 
A.   Data link and network 
B.   Network and transport 
C.   Physical and application 
-D.   Physical and data lin