计算机网络英文试题
Computer Network Test Paper
1.Who invented IP and some related Internet protocols? B
a)Vinton Cerf and Bob Metcalfe
b)Vinton Cerf and Robert Kahn
c)Bob Metcalfe and Ivan Sutherland
d)Bob Metcalfe and David Clark
2.In the OSI reference model,
3.The upper layers of the OSI model are, in correct order B
a)Session, application, prentation
b)Session, prentation, application
c)Session, application, prentation, physical
d)Application, prentation, ssion
4.The lower layers of the OSI model are, in correct order D
a)physical, system, network, logical
b)physical, logical, network, system
c)physical, transport, network, data link
d)physical, data link, network, transport
5.The Internet Protocol (IP) generally corresponds to which OSI layer? A
a)Network (layer three)
b)Transport (layer four)
c)Data link (layer two)
d)Session (layer five)
6.MTU stands for C
a)Minimum Transfer Unit
科任连拱坝b)Minimum Transmission Unit
c)Maximum Transmission Unit
d)Maximum Transfer Unit
7.What layer of the OSI model is designed to perform error detection functions? B
a)Physical
b)Data link
c)Network
d)transport
8.Which of the network devices primarily functions at the OSI Network layer (layer 3)? C
a)Switch
b)Gateway
c)Router
d)All of the above
9.What is the size of today’s standard (IPv4) IP address? A
a) 4 bytes (32 bits)
b)12 bytes (96 bits)
c)15 bytes (120 bits)
d)16 bytes (128 bits)
10.What is the size of the next-generation (IPv6) IP address?
a) 4 bytes (32 bits)
快点睡吧b)12 bytes (96 bits)
c)15 bytes (120 bits)
d)16 bytes (128 bits)
11.Which of the following higher-level protocols runs over IP? D
广告短信a)FTP
b)HTTP
c)SMTP
d)All of the above
12.Which of the following IPv4 address is the loopbackaddress? C
a)0.0.0.0
b)10.0.0.1
c)127.0.0.1
d)255.255.255.255
13.Which of the following IPv6 address is the loopback address? B
a)0::0
b)0::1
c)127::0
d)127::1
14.The length of an IP datagram header can vary depending on the options ud. What is the
smallest possible IP header size? B
a)16 bytes
b)20 bytes
c)24 bytes
d)60 bytes
15.The source IP address for an IPv4 datagram is stored where in the header? C
a)2nd longword (bytes 5-8)
b)3rd longword (bytes 9-12)
c)4rd longword (bytes 13-16)
d)5rd longword (bytes 17-20)
16.The destination IP address for an IPv4 datagram is stored where in the header? D
a)2nd longword (bytes 5-8)
b)3rd longword (bytes 9-12)
c)4rd longword (bytes 13-16)
d)5rd longword (bytes 17-20)
17.The header length field in an IPv4 datagram contains the size of an IP header measured in
number of C高阳台西湖春感
a)Bits
b)Bytes
c)Longwords (4 bytes)
d)None of the above
与坚强
18.Can IP run over any other physical networks besides Ethernet? D
a)No (and IP does not run over Ethernet)上火怎么快速降火
b)No
c)Yes (but IP does not run over Ethernet)
d)Yes
19.What function does Address Resolution Protocol (ARP) perform? A
a)Converts IP address to Ethernet address
b)Automatically assigns IP address to computers
c)Prevents two computers from using the same IP address
d)None of the above
20.What mechanism does ARP u to resolve IP address? B
a)Mathematical formula
b)Lookup table
c)Central web site
d)Random number generator
21.Which utility program is designed to report whether a networked computer is responding at
a given IP address, and how long the respons take? B
a)traceroute
b)ping
c)ttcp
d)netstate
22.which of the shell commands supplies the IP address of a computer running the Linux
operating system? B
a)ipconfig
b)ifconfig
c)linuxconf
d)none of the above
23.Which of the following technologies manage the conversion between IP address and host
names? B
a)BGP
b)DNS
c)ARP
d)All of the above
24.CIDR stands for D
a)Class-bad Internet Domain Routing
b)Careful Inter-Domain Routing
c)Constant Internet Domain Routing
d)Classless Inter-Domain Routing
25.In CIDR notation, which of the following networks contains host 192.168.14.2? B
a)192.168.10.0/22
b)192.168.11.0/21
c)192.168.12.0/23
d)192.168.13.0/24
26.Which central authority is responsible for allocating IP address on the Internet? B
a)IETF
b)IANA
c)IEEE
d)None of the above
27.The IP delivery rvice is C
a)Reliable, connection-oriented
b)Non-routable
懂懂
c)Unreliable, connectionless
d)None of the above
28.TCP stands for A
a)Transmission Control Protocol
