Juniper JNCIA jn0-320 认证题库

1.You have an application which you have configured on the Juniper DX as an SSL cluster.  Users frequently call the help desk claiming the application they are trying to reach is down.  The help desk tells them they need to use the https:// prefix instead of the http:// prefix. Which type of configuration for the DX appliance would you use to eliminate the help desk calls and maintain the security provided by SSL?

 

A: Configure a GSLB group for the HTTP traffic.

B: Configure an SLB group for the HTTP traffic.

C: Configure a Forwarder to forward HTTP traffic to HTTPS.

D: Configure a Redirector to redirect HTTP traffic to HTTPS.

 

2.Your company has two identical intranet servers which run both HTTP and HTTPS.  You need to deploy the Juniper DX in front of these servers maintaining the existing mix of protocols. Which statement is true?

 

A: You will need to create a Cluster and a Redirector.

B: You will need to create two Clusters, one for each protocol.

C: You will need to create a single Cluster which uses both protocols.

D: You will need to create four Clusters, one for each server and each protocol.

 

3.Which CLI command is used to capture network traces?

 

A: tsdump

B: vmstat

C: tcpdump

D: show server stats 1

 

4.After configuring an SLB group and saving the configuration, the icon for the group remains colored red in the WebUI Why does this happen?

 

A: SLB has not been enabled under the SLB group settings.

B: SLB has not been enabled under the default SLB settings.

C: Health checking has not been enabled under the SLB group settings.

D: Health checking has not been enabled under the default SLB settings.

 

5.An enterprise has three FTP servers that can handle up to 200 connections each, one primary and two backup.  They would like to have all initial traffic go to the primary server.  If they run out of connections on the primary, traffic should then go to the first backup server.  If they run out of connections on that server, then traffic should go to the third server.

 

Which load balancing policy should be used to prevent excessive connections?

 

A: Backup Chaining

B: Max Connections

C: Round-Robin with Max Connections

D: Weighted Round-Robin with weight set to 200 on the primary server

 

6.An administrator wants to deny access to a specific sub-section on a financial application. Which AppRule type should the administrator define?

 

A: RS

B: RTC

C: PTC

D: PTH

 

7.When running  SSL on a non-web application, where are the secure connections made?

 

A: between the client and the DX appliance

B: directly between the client and the target server(s)

C: between the DX appliance and the target server(s)

D: between the client and the DX appliance and between the DX appliance and the target servers

 

8.An enterprise uses a Web-tiered application that provides NTLM end-user authentication. What is the required Cluster option?

 

A: DSR

B: Connect Method

C: Connection Binding

D: Sticky Load Balancing

 

9.Which three statements are correct using nitro.apprule on any web application? (Choose three.)

 

A:Nitro.apprule provides caching on HTTP and HTTPS applications.

B:Nitro.apprule provides transaction guarantee on HTTP application.

C:Nitro.apprule improves client response time on HTTP applications.

D:Nitro.apprule provides advance http security on HTTPS applications.

E:Nitro.apprule provides advanced authentication on HTTPS applications.

 

10.What are two load balancing policy options for GSLB?  (Choose two.)

 

A:fixed

B:random

C:leastconnection

D:fewestoustandingrequests