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Hassan
1.Choose the statement which is wrong incase of SMTP :
A. It requires message to be in 7bit ASCII format
B. It is a pull protocol
C. It transfers files from one mail server to another mail server
D. It requires message to be in 7bit ASCII format
2.Internet mail places each object in :
A. Separate messages for each object
B. One message
C. Varies with number of objects
D. Separate messages for each object
3.Which of the following services use TCP?
A. 1 and 2
B. 2, 3 and 5
C. 1, 2 and 4
D. 1 and 2
4.Which of the following services use TCP?
A. 1 and 2
B. 2, 3 and 5
C. 1, 2 and 4
D. 1 and 2
5.What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model?
A. Application
B. Host-to-Host
C. Internet
D. Application
6.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?
A. SMTP
B. SNMP
C. DHCP
D. SMTP
7.Which of the following is private IP address?
A. 12.0.0.1
B. 168.172.19.39
C. 172.15.14.36
D. 12.0.0.1
8.Which of the following allows a router to respond to an ARP request that is intended for a remote host?
A. Gateway DP
B. Reverse ARP (RARP)
C. Proxy ARP
D. Gateway DP
9.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 the OSI model?
A. Application
B. Host-to-Host
C. Internet
D. Application
10.Which of the following is the decimal and hexadecimal equivalents of the binary number 10011101?
A. 155, 0x9B
B. 157, 0x9D
C. 159, 0x9F
D. 155, 0x9B
11.Which layer 4 protocol is used for a Telnet connection?
A. IP
B. TCP
C. TCP/IP
D. IP
12.What is the address range of a Class B network address in binary?
A. 01xxxxxx
B. 0xxxxxxx
C. 10xxxxxx
D. 01xxxxxx
13.Which protocol deals with emails :
A. FTP
B. SMTP
C. LPD
D. FTP
14.Which protocol ensures reliable delivery :
A. TCP
B. UDP
C. Both of above
D. TCP
15.Which protocol uses window flow system :
A. UDP
B. TCP
C. FTP
D. UDP
16.Which protocol deals with resolving domain names :
A. X-Window
B. SMTP
C. DNS
D. X-Window
17. ICMP works on which layer:
A. Physical Layer
B. Datalink Layer
C. Network layer
D. Physical Layer
18.Which IP is reserved for loopback testing:
A. 192.168.0.0
B. 10.255.255.255
C. 255.0.0.0
D. 192.168.0.0
19. Which protocol uses both TCP and UDP:
A. FTP
B. SMTP
C. Telnet
D. FTP
20.One of the responsibilities of the transport layer protocol is to create a ______ communication:
A. host-to-host
B. process-to-process
C. node-to-node
D. host-to-host
21.UDP is called a ________________transport protocol:
A. connectionless, reliable
B. connection-oriented, unreliable
C. connectionless, unreliable
D. connectionless, reliable
22. Although there are several ways to achieve process-to-process communication, the most common is through the __________ paradigm:
A. client-server
B. client-client
C. server-server
D. client-server
23.The local host and the remote host are defined using IP addresses. To define the processes, we need second identifiers called ____________?
A. UDP addresses
B. transport addresses
C. port addresses
D. UDP addresses
24.The ports ranging from 49,152 to 65,535 can be used as temporary or private port numbers. They are called the ________ ports?
A. well-known
B. registered
C. none of the above
D. well-known
25.In the sending computer, UDP receives a data unit from the _______ layer?
A. application
B. transport
C. IP
D. application
26. In the sending computer, UDP sends a data unit to the _______ layer?
A. application
B. transport
C. IP
D. application
27.UDP and TCP are both _______ layer protocols:
A. data link
B. network
C. transport
D. data link
28.Which of the following functions does UDP perform?
A. process-to-process communication
B. host-to-host communication
C. end-to-end reliable data delivery
D. process-to-process communication
29.When the IP layer of a receiving host receives a datagram, _______?
A. delivery is complete
B. a transport layer protocol takes over
C. a header is added
D. delivery is complete
30.UDP needs the _______ address to deliver the user datagram to the correct application process...?
A. port
B. application
C. internet
D. port
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