Cisco first Semester Chapter III answers

Source: Internet
Author: User
Tags dedicated server

Recently, to prepare for the Cisco semester exams, collated the exam answers.

1

2

What are the two forms of application-level software? (select two items)
application
Dialog
request
service
syntax

3

The network administrator is designing a network for a new branch office with 25 users. What are the advantages of using the client-server model? (select two items)
Centralized management
No special software required
Easier to perform security management
Lower implementation costs
Provides single point of failure

4

What is the role of resource records in DNS?
Temporarily save resolved entries
The server uses it to resolve the domain name
Sent by the client during query
Transferring authentication information between the server and the client

5

What is the automation service that matches the resource name to the desired IP address?
HTTP
Ssh
Fqdn
Dns
Telnet
Smtp

6

Which of the following three protocols work in the application layer of the OSI model? (select three items)
Arp
Dns
Ppp
Smtp
POP
Icmp

7

Which of the following three items is a point-to-point application's properties? (select three items.) )
In the same communication, both the client and the server
Need to centrally manage accounts
Using a mixed mode, use a central file directory
Can be used in the client server network
Requires a direct physical connection between devices
Requires a centralized identity certificate

8

Which of the following application layer protocols correctly matches the corresponding features? (select two items)
DNS dynamically assigns IP addresses to hosts
HTTP transfers data from the WEB server to the client
POP distributes e-mail messages from the client to the e-mail server
SMTP supports file sharing
Telnet provides remote access to a virtual connection

9

Which e-mail components are used to forward messages between servers? (select two items)
Mda
Imap
Mta
POP
Smtp
MUA

10

What are the main drawbacks of Telnet compared to SSH?
Not widely used
Encryption is not supported
Consume more network bandwidth
Authentication not supported

11

Which of the following statements is true about the role of the MTA in processing e-mail? (select three items)
To route an e-mail message to an MDA on another server
Receive e-mail from the client's MUA
Receiving e-mail via the POP3 protocol
Send e-mail to MDA for final distribution
Use SMTP to route e-mail between servers
Distributing e-mail to clients via the POP3 protocol

12

13

To connect three computers together for game and file sharing, a small home network has been installed. Which of the following two properties represent this network type? (select two items)
Centrally manage user accounts.
It is difficult to perform security management.
Dedicated operating system software is required.
The file access permission is controlled by a single computer.
The computer that responds to file share requests plays the role of the server

14

Which layer of the OSI model provides services that allow users to connect to the network?
Physical Layer
Session Layer
Network layer
Presentation Layer
Application Layer
Transport Layer

15


See illustration. What is the destination port for the communication shown in line 5th?
80
1261
15533
3912
65520

Which of the following are the characteristics of a point-to-point network? (select two items)
extensible
one-way data flow
dispersed resources
centralized user account
shared resources can be used without a dedicated server

17

TD width= "100%" cellpadding= "0" >dns TD width= "100%" cellpadding= "0" >smtp
dhcp
smb
telnet

18

19

What is the role of the OSI application layer?
Provide data fragmentation
Provides data encryption and conversion
Provides interfaces between applications on any terminal of the network
Provides control over all data flowing between the source device and the destination device

20

How does the application layer on the server typically handle multi-client service requests?
Terminating all connections to the service
Deny multiple connections to a single daemon
Pause the current connection to establish a new connection
Use the support of the next layer feature to differentiate between different service connections

Cisco first Semester Chapter III answers

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