因晚上太困了这几个错了.
QUESTION 80:
The network administrator shown in the graphic has a console session running on the router and has also connected his Windows workstation directly to the router E0 port. Which of the following are among the requirements for the copy flash tftp command to be successful? (Choose three.)
A. TFTP server software must be activated on the router
B. TFTP server software must be running on the administrator's workstation
C. The Ethernet connection between the router and administrator's Workstation should be made with a straight-through cable
D. The administrator's workstation must be on the same subnet as the router E0 interface
E. The copy flash tftp command must be supplied the IP address of the administrator's workstation.
F. There must be enough room in the flash memory of the router to
accommodate the file to be copied.
Answer:BDE
BDE
QUESTION 82:
Which of the following are true regarding bridges and switches? (Choose two.)
A. Bridges are faster than switches because they have fewer ports.
B. A switch is a multiport bridge
C. Bridges and switches learn MAC addresses by examining the
source MAC address of each frame received.
D. A bridge will forward a broadcast but a switch will not.
E. Bridges and switches increase the size of a collision domain.
Answer:BC
Given a network with a switched topology as illustrated, what will be the results if the Spanning Tree Protocol is disabled on all the switches? (Choose two.)
A. Broadcast storms will occur.
B. Broadcast storms will be detected quickly
C. At least one link will be placed in standby
D. Loops will occur
E. Loops will be detected quickly
Answer:BD
QUESTION 48:
Which of the following are equivalent to the binary number 10011101? (Choose two.)
A. 159
B. 157
C. 185
D. 0x9D
E. 0xD9
F. 0x159
Answer:BD
