CCNA学习指南第2章复习题中英文翻译版.doc

CCNA学习指南第2章复习题 中英文翻译版1. What are the decimal and hexadecimal equivalents of the binary number 10011101?(Choose two.)1. 二进制数10011101等效的十进制和十六进制数分别是多少？（选择两项。）A. 159B. 157C. 185D. 0x9DE. 0xD9F. 0x1592. Which of the following allows a router to respond to an ARP request that is intended for a remote host？2. 下列哪一项允许路由器对远端主机的ARP请求做出响应？A. Gateway DP网关DPB. Reverse ARP (RARP)反向ARPC. Proxy ARP代理ARPD. Inverse ARP逆向ARPE. Address Resolution Protocol (ARP)地址解析协议3. You want to implement a mechanism that automates the IP configuration, including IP address, subnet mask, default gateway, and DNS information. Which protocol will you use to accomplish this?3. 你想实现自动IP配置，包括IP地址,子网掩码，默认网关和DNS信息。你应该使用什么协议来完成这？A. SMTP 简单邮件传输协议B. SNMP 简单网络管理协议C. DHCP动态主机控制协议D. ARP 地址解析协议4. What protocol is used to find the hardware address of a local device?4. 什么协议用来找本地设备的硬件地址？A. RARPB. ARP C. IPD. ICMPE. BootP5. Which of the following are layers in the TCP/IP model? (Choose three.)5. 下列哪些层属于TCP/IP模型？（选择三项。）A. Application 应用（层）B. Session会话（层）C. Transport传输（层）D. Internet因特网层E. Data link数据链路（层）F. Physical物理层6. Which class of IP address provides a maximum of only 254 host addresses per network ID?6. 哪类IP地址能提供每个网段最多仅254个主机地址？A. Class A A类B. Class B B类C. Class C C类D. Class D D类E. Class E E类7. Which of the following describe the DHCP Discover message?(Choose two.)7. 下列哪种描述了 DHCP 发现的消息？A. It uses FF:FF:FF:FF:FF:FF as a layer 2 broadcast.它使用FF:FF:FF:FF:FF:FF作为第二层的广播（地址）。B. It uses UDP as the Transport layer protocol.它使用UDP作为传输层协议。C. It uses TCP as the Transport layer protocol. 它使用TCP作为传输层协议。D. It does not use a layer 2 destination address.它不会使用一个二层目的地址。8. Which layer 4 protocol is used for a Telnet connection?8. 哪个4层协议用来做Telnet连接？A. IPB. TCPC. TCP/IP D. UDP 用户数据报协议E. ICMP 因特网控制信息协议9. Which statements are true regarding ICMP packets? (Choose two.)9. 关于ICMP数据包，哪些陈述是正确的？（选择两项。）A. They guarantee datagram delivery.它们保证数据报传递。B. They can provide hosts with information about network problems.它们可以为主机提供有关网络问题的信息。C. They are encapsulated within IP datagrams.它们都封装在 IP 数据报。D. They are encapsulated within UDP datagrams.它们都封装在 UDP 数据报。10. Which of the following service use TCP? (Choose three.)10. 以下服务哪些使用TCP？（选择三项）A. DHCPB. SMTPC. SNMPD. FTPE. HTTPF. TFTP11. Which of the following services use UDP? (Choose three.)11. 以下服务哪些使用UDP？（选择三项）A. DHCPB. SMTPC. SNMPD. FTPE. HTTPF. TFTP12. Which of the following are TCP/IP protocols used at the Application layer of the OSI model? (Choose three.)12. 以下哪些是用在OSI模型应用层的TCP/IP协议？A. IPB. TCPC. TelnetD. FTPE. TFTP13. The following illustration shows a data structure header. What protocol is this header from?13. 下面的插图显示数据结构的报头，这个报头来自什么协议？A. IPB. ICMPC. TCP D. UDPE. ARPG.ARAP14. If use either Telnet or FTP, which is the highest layer you are using to transmit data?14. 如果使用Telnet或者FTP，你会使用最高哪一层来传输数据？A. Application 应用层B. Presentation 表示层C. Session 会话层D. Transport 传输层15. The DoD model(also called the TCP/IP stack)has four layers. Which layer of the DoD model is equivalent to the Network layer of OSI model?15. DoD模型（也称为 TCP/IP 堆栈）有四层。DoD 模型的哪一层相当于 OSI 模型的网络层？A. Application B. Host-to-HostC. InternetD. Network Access16. Which two of the following are private IP addresses？16. 以下哪两个是私有的IP地址？A. B. 9C. 6D. 0E. 317. What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model?17. 在 TCP/IP 堆栈中的哪个层相当于 OSI 模型的传输层？A. ApplicationB. Host-to-hostC. InternetD. Network Access18. Which statements are true regarding ICMP packets? (Choose two)18. 关于ICMP数据包，哪些陈述是对的？（选择两项）A. ICMP guarantees datagram delivery.ICMP 保证数据包传递。B. ICMP can provide hosts with information about network problems.ICMP能为主机提供有关网络问题的信息。C. ICMP is encapsulated within IP datagrams.ICMP 是封装在IP 数据报中。D. ICMP is encapsulated within UDP datagrams.ICMP 封装在 UDP 数据报。19. What is the address range of a Class