What function does the up arrow key provide within the Cisco router IOS?
A -
Recalls the previous command line.
B -
Moves the cursor one line up.
C -
Redisplays the current command line.
D -
Capitalize the command line.
2-
Which of the following statements are true regarding full-duplex Ethernet when compared to half-duplex
Ethernet?
A -
Full-duplex Ethernet consists of a shared broadcast domain, while half-duplex Ethernet consists of a private broadcast domain.
B -
Full-duplex Ethernet is collision free, while half-duplex Ethernet is subject to collisions.
C -
Full-duplex Ethernet provides higher throughput than half-duplex Ethernet of the same bandwidth.
D -
Both B & C
3-
Which device can be used to segment broadcast domains?
A -
Hub
B -
Router
C -
Bridge
D -
Repeater
4-
Which of the following are the characteristics of a Layer 2 Ethernet switch?
A -
Establishes a single collision domain.
B -
Establishes multiple collision domains.
C -
Builds a dynamic MAC address mapping table.
D -
Both B & C
5-
You are unable to telnet to a router at address 203.125.12.1 from a workstation with the IP address of
203.125.12.23. You suspect that there is a problem with your protocol stack. Which of the following
actions is most likely to confirm your diagnosis?
A -
Telnet 127.0.0.1
B -
Ping 127.0.0.1
C -
Ping 203.125.12.1
D -
Ping 127.0.0.0
6-
Which of the following is true concerning Frame Relay multipoint subinterfaces?
A -
All routers are required to be fully meshed.
B -
An IP address is required on the physical interface of the central router.
C -
Multipoint is the default configuration for Frame Relay subinterfaces.
D -
All routers must be in the same subnet to forward routing updates and broadcasts.
7-
What is the purpose of DLCIs in Frame Relay?
A -
They determine the Frame Relay encapsulation type.
B -
They identify the logical circuit between a local router and a Frame Relay WAN switch.
C -
The represent the keepalives used to maintain the PVC in an active state.
D -
They represent the physical address of the router attached to a Frame Relay network.
8-
Which of the following WAN services use two data link layer encapsulations, one for data and one for
signaling?
A -
ISDN
B -
Frame Relay
C -
ATM
D -
FDDI
9-
A small enterprise has class C network license. The enterprise requires 5 usable subnets, each capable of
accommodating at least 18 hosts. Enter the appropriate subnet mask below.
A -
255.255.254.224
B -
255.255.255.224
C -
254.255.255.224
D -
255.254.255.224
10-
Which command correctly configures an IP address on a Cisco router interface?
A -
Router(config-if)# ip address 172.18.32.1 subnet mask 255.255.252.0
B -
Router(config-if)# 172.18.32.1 255.255.252.0
C -
Router(config-if)# ip address 172.18.32.1 255.255.252.0
