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) |
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application |
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Dialog |
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request |
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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) |
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Centralized management |
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No special software required |
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Easier to perform security management |
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Lower implementation costs |
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Provides single point of failure |
4
What is the role of resource records in DNS? |
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Temporarily save resolved entries |
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The server uses it to resolve the domain name |
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Sent by the client during query |
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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? |
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HTTP |
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Ssh |
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Fqdn |
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Dns |
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Telnet |
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Smtp |
6
Which of the following three protocols work in the application layer of the OSI model? (select three items) |
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Arp |
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Dns |
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Ppp |
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Smtp |
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POP |
|
Icmp |
7
Which of the following three items is a point-to-point application's properties? (select three items.) ) |
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In the same communication, both the client and the server |
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Need to centrally manage accounts |
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Using a mixed mode, use a central file directory |
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Can be used in the client server network |
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Requires a direct physical connection between devices |
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Requires a centralized identity certificate |
8
Which of the following application layer protocols correctly matches the corresponding features? (select two items) |
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DNS dynamically assigns IP addresses to hosts |
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HTTP transfers data from the WEB server to the client |
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POP distributes e-mail messages from the client to the e-mail server |
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SMTP supports file sharing |
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Telnet provides remote access to a virtual connection |
9
Which e-mail components are used to forward messages between servers? (select two items) |
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Mda |
|
Imap |
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Mta |
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POP |
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Smtp |
|
MUA |
10
What are the main drawbacks of Telnet compared to SSH? |
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Not widely used |
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Encryption is not supported |
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Consume more network bandwidth |
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Authentication not supported |
11
Which of the following statements is true about the role of the MTA in processing e-mail? (select three items) |
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To route an e-mail message to an MDA on another server |
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Receive e-mail from the client's MUA |
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Receiving e-mail via the POP3 protocol |
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Send e-mail to MDA for final distribution |
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Use SMTP to route e-mail between servers |
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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) |
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Centrally manage user accounts. |
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It is difficult to perform security management. |
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Dedicated operating system software is required. |
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The file access permission is controlled by a single computer. |
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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? |
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Physical Layer |
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Session Layer |
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Network layer |
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Presentation Layer |
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Application Layer |
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Transport Layer |
15
See illustration. What is the destination port for the communication shown in line 5th? |
|
80 |
|
1261 |
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15533 |
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3912 |
|
65520 |
Which of the following are the characteristics of a point-to-point network? (select two items) |
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extensible |
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one-way data flow |
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dispersed resources |
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centralized user account |
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shared resources can be used without a dedicated server |
17
|
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dhcp |
| TD width= "100%" cellpadding= "0" >dns
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smb |
| TD width= "100%" cellpadding= "0" >smtp
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telnet |
18
19
What is the role of the OSI application layer? |
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Provide data fragmentation |
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Provides data encryption and conversion |
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Provides interfaces between applications on any terminal of the network |
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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? |
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Terminating all connections to the service |
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Deny multiple connections to a single daemon |
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Pause the current connection to establish a new connection |
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Use the support of the next layer feature to differentiate between different service connections |
Cisco first Semester Chapter III answers