Cisco 200-120 (CCNA Cisco Certified Network Associate CCNA (803)) 인증시험을 어떻게 준비하면 될가 아직도 고민하고 계시죠? 학원에 등록하자니 시간도 없고 돈도 많이 들고 쉽게 엄두가 나지 않는거죠? Pass4Test제품을 구매하신다면 그런 부담을 이제 끝입니다. Pass4Test덤프는 더욱 가까지 여러분들께 다가가기 위하여 그 어느 덤프판매 사이트보다 더욱 저렴한 가격으로 여러분들을 맞이하고 있습니다. Cisco 200-120 (CCNA Cisco Certified Network Associate CCNA (803)) 덤프는 Pass4Test제품이 최고랍니다.
NO.1 Which of the following describes the roles of devices in a WAN? (Choose three.)
A. A CSU/DSU terminates a digital local loop.
B. A modem terminates a digital local loop.
C. A CSU/DSU terminates an analog local loop.
D. A modem terminates an analog local loop.
E. A router is commonly considered a DTE device.
F. A router is commonly considered a DCE device.
Answer: A,D,E
NO.2 A network interface port has collision detection and carrier sensing enabled on a shared
twisted
pair network. From this statement, what is known about the network interface port?
A. This is a 10 Mb/s switch port.
B. This is a 100 Mb/s switch port.
C. This is an Ethernet port operating at half duplex.
D. This is an Ethernet port operating at full duplex.
E. This is a port on a network interface card in a PC.
Answer: C
NO.3 Which layer in the OSI reference model is responsible for determining the availability of the
receiving program and checking to see if enough resources exist for that communication?
A. transport
B. network
C. presentation
D. session
E. application
Answer: E
NO.4 A network administrator is verifying the configuration of a newly installed host by establishing
an
FTP connection to a remote server. What is the highest layer of the protocol stack that the network
administrator is using for this operation?
A. application
B. presentation
C. session
D. transport
E. internet
F. data link
Answer: A
NO.5 A receiving host computes the checksum on a frame and determines that the frame is
damaged.
The frame is then discarded. At which OSI layer did this happen?
A. session
B. transport
C. network
D. data link
E. physical
Answer: D