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Home » Technical » Networking » Aptitude Test - 10
1.To deliver a message to the correct application program running on a host, the _______ address must be consulted.?
A. port
B. IP
C. physical
D. port
2.Which of the following services use TCP?
A. DHCP
B. SMTP
C. FTP
D. DHCP
3.Which of the following layer is responsible for process to process delivery?
A. Transport layer
B. Network layer
C. Presentation layer
D. Transport layer
4.Which one of the following is a transport layer protocol used in internet?
A. TCP
B. UDP
C. both (a) and (b)
D. TCP
5.User datagram protocol is called connectionless because:
A. all UDP packets are treated independently by transport layer
B. it sends data as a stream of related packets
C. both (a) and (b)
D. all UDP packets are treated independently by transport layer
6.Transmission control protocol is:
A. connection oriented protocol
B. uses a three way handshake to establish a connection
C. recievs data from application as a single stream
D. connection oriented protocol
7.An endpoint of an inter-process communication flow across a computer network is called:
A. socket
B. pipe
C. port
D. socket
8.Socket-style API for windows is called?
A. wsock
B. winsock
C. wins
D. wsock
9.Which one of the following is a version of UDP with congestion control?
A. datagram congestion control protocol
B. stream control transmission protocol
C. structured stream transport
D. datagram congestion control protocol
10.A _____ is a TCP name for a transport service access point.?
A. port
B. pipe
C. node
D. port
11.Transport layer protocols deals with:
A. application to application communication
B. process to process communication
C. node to node communication
D. application to application communication
12.Which one of the following is a transport layer protocol?
A. stream control transmission protocol
B. internet control message protocol
C. neighbor discovery protocol
D. stream control transmission protocol
13.Which of following provides reliable communication?
A. TCP
B. IP
C. UDP
D. TCP
14._______ provides a connection-oriented reliable service for sending messages.?
A. TCP
B. IP
C. UDP
D. TCP
15.Which of the following protocol is/are defined in Transport layer?
A. FTP
B. TCP
C. UDP
D. FTP
16.What does the port number in a TCP connection specify?
A. It specifies the communication process on the two end systems
B. It specifies the quality of the data & connection
C. It specify the size of data
D. It specifies the communication process on the two end systems
17.What is the typical range of Ephemeral ports?
A. 1 to 80
B. 1 to 1024
C. 80 to 8080
D. 1 to 80
18.What is the purpose of the PSH flag in the TCP header?
A. Typically used to indicate end of message
B. Typically used to indicate beginning of message
C. Typically used to push the message
D. Typically used to indicate end of message
19.This term is sometimes used to describe the TCP/IP software.?
A. TCP/IP stack
B. TCP/IP model
C. Web stack
D. TCP/IP stack
20.What protocols are used to configure trunking on a switch?
A. VLAN Trunking Protocol
B. ISL
C. 802.1Q
D. VLAN Trunking Protocol
21.If you wanted to delete the configuration stored in NVRAM, what would you type?
A. erase startup
B. erase nvram
C. delete nvram
D. erase startup
22.Which command is used to upgrade an IOS on a Cisco router?
A. copy tftp run
B. copy tftp start
C. config net
D. copy tftp run
23.Which protocol does Ping use?
A. TCP
B. ARP
C. ICMP
D. TCP
24.What command will display the line, protocol, DLCI, and LMI information of an interface?
A. sh pvc
B. show interface
C. show frame-relay pvc
D. sh pvc
25.What is the main reason the OSI model was created?
A. To create a layered model larger than the DoD model.
B. So application developers can change only one layer's protocols at a time.
C. So different networks could communicate.
D. To create a layered model larger than the DoD model.
26.What does a VLAN do?
A. Breaks up broadcast domains in a layer 2 switch internetwork.
B. Provides multiple collision domains on one switch port.
C. Acts as the fastest port to all servers.
D. Breaks up broadcast domains in a layer 2 switch internetwork.
27.In a network with dozens of switches, how many root bridges would you have?
A. 1
B. 2
C. 5
D. 1
28.What is a stub network?
A. A network that has only one entry and exit point.
B. A network with only one entry and no exit point.
C. A network with more than one exit and entry point.
D. A network that has only one entry and exit point.
29.If your router is facilitating a CSU/DSU, which of the following commands do you need to use to provide the router with a 64000bps serial link?
A. RouterA(config-if)#clock rate 64
B. RouterA(config-if)#clock rate 64000
C. RouterA(config-if)#bandwidth 64000
D. RouterA(config-if)#clock rate 64
30.How often are BPDUs sent from a layer 2 device?
A. Never
B. Every 2 seconds
C. Every 10 minutes
D. Never
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