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Juniper JN0-320 Exam -

Free JN0-320 Sample Questions:

Q: 1 In the WebUI, which method will determine if a Cluster target host is available?
A. Click Statistics > Cluster Groups
B. Click Dashboard > Cluster group name
C. Click Services > Cluster Groups
D. Click Log > Audit
Answer: B

Q: 2 When running SSL on a non-web application, where are the secure connections made?
A. between the client and the DX appliance and between the DX appliance and the target servers
B. directly between the client and the target server(s)
C. between the client and the DX appliance
D. between the DX appliance and the target server(s)
Answer: C

Q: 3 Which statement is true about "sticky" load balancing for Clusters?
A. The "clientip" setting does not apply to clusters, it only pertains to a Forwarder.
B. When set to "clientip" it uses the client's IP address to bind the client to a particular target server.
C. When set to "clientip" it ensures that all subsequent requests are directed to the same client that made the initial request.
D. When set to "clientip" it allows a DX sticky cookie to be sent to and stored by the client based on the IP address.
Answer: B

Q: 4 Which two are initial configuration steps using the console? (Choose two.)
A. Enable HTTPS for WebUI access.
B. Agree to the license.
C. Configure fully-qualified domain name.
D. Configure console port parameters.
Answer: B, C

Q: 5 Which system elements are exported when using the system snapshot feature?
A. tsdump, tcpdump, current debug and memory states
B. current memory states
C. system process data, system logs, system debug statistics and system passkeys
D. system software, users, configuration, licenses, app rules, SSL certificates and keys
Answer: D

Q: 6 Which two benefits does the Juniper DX provide? (Choose two.)
A. It offloads TCP connections from servers.
B. It spools email messages.
C. It offloads SSL from servers.
D. It compresses images.
Answer: A, C

Q: 7 Which AppRule type is used to configure 3G caching?
Answer: A

Q: 8 In which section of the WebUI does the administrator create and apply AppRules?
B. Cluster
C. Forwarder
D. Redirector
Answer: B

Q: 9 Which CLI command is used for analysis and troubleshooting of real time traffic capture?
A. tcpdump
B. show server stats
C. tsdump
D. vmstat
Answer: A

Q: 10 Which HTTP return code should be verified when configuring the cache?
A. 302
B. 200
C. 304
D. 501
Answer: B

Q: 11 Which steps are required to use the Juniper DXs ActiveN functionality?
A. Enable DSR for your cluster, create ActiveN blades, create ActiveN groups and add blades, enable ActiveN, synchronize configuration.
B. Disable DSR for your cluster, create ActiveN blades, create ActiveN groups and add blades, enable ActiveN, synchronize configuration.
C. Enable DSR for your cluster, create ActiveN blades, create ActiveN groups and add blades, select ActiveN load balancing policy, enable sticky.
D. Disable DSR for your cluster, create ActiveN blades, create ActiveN groups and add blades, select ActiveN load balancing policy, enable sticky.
Answer: A

Q: 12 An enterprise has an internal web application that needs stickiness managed by a Cluster. All employees access the application through a proxy. What is the correct sticky load balancing policy?
A. url persistency
B. cookie persistency
C. urlhash
D. default persistency
Answer: B

Q: 13 A health care organization has a Juniper DX placed in front of a web server. They currently have listen-side SSL enabled to encrypt traffic from the client to the DX appliance. Due to privacy concerns, they have decided to enable SSL from the client to the server for end-to-end SSL. Which two steps are required to enable end-to-end encryption? (Choose two).
A. Disable client-side SSL on the DX and enable Unified SSL.
B. Enable target-side SSL on the DX.
C. Configure a Redirector on the DX to redirect browsers to the HTTPS port.
D. Enable SSL on the web server.
Answer: B, D

Q: 14 What do you need to upgrade the DXOS?
A. an upgrade .tar file placed on your SCP server
B. an upgrade CD provided by your Juniper Networks representative
C. an upgrade .pac file placed on your TFTP or SCP server
D. an upgrade .gz file placed on your FTP server
Answer: C

Q: 15 Your administrator wants to centralize logs from the DX appliance and Cluster. Which two protocols are available to export those logs? (Choose two.)
B. syslog
Answer: B, C

Q: 16 Which two functions require the use of the CLI? (Choose two.)
A. running a tcpdump
B. adding a VLAN
C. adding a cluster
D. adding a target server
Answer: A, B

Q: 17 An enterprise uses a Web-tiered application that provides NTLM end-user authentication. What is the required Cluster option?
B. Connect Method
C. Connection Binding
D. Sticky Load Balancing
Answer: C

Q: 18 Which protocols are used to export and import configurations?
Answer: A

Q: 19 Which three statements are correct using nitro.apprule on any web application? (Choose three.)
A. Nitro.apprule provides advance http security on HTTPS applications.
B. Nitro.apprule provides caching on HTTP and HTTPS applications.
C. Nitro.apprule provides transaction guarantee on HTTP application.
D. Nitro.apprule improves client response time on HTTP applications.
E. Nitro.apprule provides advanced authentication on HTTPS applications.
Answer: A, B, D

Q: 20 In the Juniper DX Unified Failover configuration, the VMAC is active on which device(s)?
A. The Standby DX(s)
B. The Master DX and the Active Server(s)
C. The Master DX
D. All DXs in the Unified Failover group
Answer: C

Q: 21 Which Juniper DX SSL setting supports the greatest number of client browsers?
A. sslv2
B. sslv23
C. tlsv1
D. sslv3
Answer: B

Q: 22 Which file should be sent to JTAC for all DX appliance support cases?
A. nitro.apprule file
B. demo_override file
C. tsdump file
D. tcpdump file
Answer: C

Q: 23 How many AppRules can be applied per Cluster?
A. No limit
B. 2
C. 1
D. 64
Answer: C

Q: 24 In which three situations can AppRules be applied? (Choose three.)
A. on each client content request
B. on each server header response
C. on each server content response
D. on each client header request
E. on each DX appliance header health check
Answer: B, C, D

Q: 25 What are two ways to verify that compression is happening through a DX appliance? (Choose two.)
A. use vmstat <seconds>
B. use tcpdump -print
C. view statistics in WebUI
D. use show server stats <seconds>
Answer: C, D

Q: 26 Which CLI command shows realtime compression statistics through a Juniper DX cluster?
A. show server stats <seconds>
B. vmstat <seconds>
C. tcpdump -print
D. show netstat <seconds>
Answer: A

Q: 27 When configuring SMTP Health Check parameters for SLB, which two statements are true? (Choose two.)
A. This parameter requires no configuration, it is enabled by default.
B. SMTP health checking does not work with SMTPS, it only works with plain-text SMTP servers.
C. SMTP health checking works with any SMTP application.
D. The DX appliance establishes a TCP connection for handshaking with the server.
Answer: B, D

Q: 28 When configuring SLB load balancing parameters, which statement is true about the "sticky" setting?
A. It results in a client always being connected to the same server if it is reconnected after the timeout interval.
B. It results in a client always being connected to the same server as long as load balancing is not configured.
C. It results in a client always being connected to the same server regardless of the timeout interval.
D. It results in a client always being connected to the same server if it is reconnected before the timeout interval.
Answer: D

Q: 29 Which statement is true when using WebUI Help?
A. To use the WebUI Help, you must first check the Help Enable dialog box on the main screen
B. The help page table of contents displays in your current browser window.
C. You can access online help from any page by clicking the Help link.
D. You must access online help from the dashboard screen.
Answer: C

Q: 30 What are three Load Balancing Policies which can be configured on a Juniper DX Cluster? (Choose three.)
A. fewestoutstandingrequests
B. leastconns
C. weightedroundrobin
D. urlhash
E. fastestresponsetime
Answer: A, C, D

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