2014年思科认证：CCNA认证考试高分必备试题及答案9
为了帮助考生们复习好《思科认证：CCNA认证学科》，我们考吧网整理了一些关于思科认证：CCNA认证模拟试题，本次汇编的模拟试题希望对你的考试有所帮助，预祝你考试顺利
1What OSI layer does NetBIOS function at (NetBIOS在O S I哪一层运作)?
A. Application
B. Presentation
C. Session
D. Transport
E. Network
F. Data Link
G. Physical
2Which statement is correct about 802.1Q trunking? (Select all that apply)
A. Both switches must be in the same VTP domain.
B. The encapsulation type of both ends of the trunk does not have to match.
C. The native VLAN on both ends of the trunk must be VLAN 1.
D. 802.1Q trunking can only be configured on a Layer 2 port.
E. In 802.1Q trunking, all VLAN packets are tagged on the trunk link
, except the
native VLAN.
3hat is a socket in the transport layer (传输层中的套接字是什么)?
A. The socket is an IP address plus a port
B. An API that makes the transport layer independent
C. An API that allows multiple applications to share a network connection
D. A function that makes remote procedures appear to be local
4hat layers do not exist in the TCP/IP model that are in the OSI model (哪层不在T C P / I P模型中，但它在O S I模型中)?
A. Application, presentation, and network
B. Presentation, session, and data link
C. Session, network, and physical
D. Presentation, data link, and physical
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