BEST Verified F5 303 Exam Questions (2023)
The Best Practice Test Preparation for the 303 Certification Exam
To prepare for this certification exam, candidates should have experience in managing and configuring F5 BIG-IP ASM solutions. They should also have a solid understanding of web application security concepts, including OWASP top 10 vulnerabilities, SSL/TLS, and HTTP protocols. Additionally, candidates can take advantage of various training resources, including online courses, lab exercises, and study guides to help them prepare for the exam.
NEW QUESTION # 173
A BIG-IP Administrator needs to view the CPU utilization of a particular Virtual Server. Which section of the Configuration Utility should the administrator use for this purpose?
- A. Statistics > Analytics > Process CPU Utilization
- B. Statistics > Module Statistics > Traffic Summary
- C. Statistics > Module Statistics > Local Traffic > Virtual Addresses
- D. Statistics > Module Statistics > Local Traffic > Virtual Servers
Answer: D
NEW QUESTION # 174
The LTM Specialist is writing a custom HTTP monitor for a web application and has viewed the content by accessing the site directly via their browser. The monitor continually fails. The monitor configuration is:
ltm monitor http /Common/exampleComMonitor {
defaults-from /Common/http
destination *:*
interval 5
recv "Recent Searches"
send "GET /app/feed/current\?uid=20145 HTTP/1.1\\r\\nHost: www.example.com\\r\\nAccept-EncodinG.
gzip, deflate\\r\\nConnection: close\\r\\n\\r\\n"
time-until-up 0
timeout 16
}
A trace shows the following request and response:
Request:
GET /app/feed/current?uid=20145 HTTP/1.1
Host www.example.com
Accept-Encoding gzip, deflate
Connection: close
Response:
HTTP/1.1 302 Moved Temporarily
Date Wed, 17 Oct 2012 18:45:52 GMT
Server Apache
Location https://example.com/login.jsp
Content-Encoding gzip
Content-Type text/html;charset=UTF-8
Set-CookiE. JSESSIONID=261EFFBDA8EC3036FBCC22D991AC6835; Path=/app/feed/current?uid=20145 What is the problem?
- A. The request includes an Accept-Encoding so the server is responding with a gzipped result and LTM monitors CANNOT handle gzipped responses.
- B. The request does NOT include a User-Agent header.
- C. The request does NOT include any cookies and the application is expecting a session cookie.
- D. The HTTP monitor does NOT support monitoring jsp pages.
Answer: C
NEW QUESTION # 175
Refer to the exhibit.
The pool shown isconfigured with four pool members in a variety of states. The application is receiving a large number of request. The LTM Specialist needs to make changes to make sure that all members receive the same levels of traffic.
Which changes need to be made?
- A. Enable 10.80.1.20 disable priority group activation, enable Round Robin
- B. Enable 10.80.1.40 disable priority group activation, enable ratio
- C. Enable 10.80.1.40 and 10.80.1.20 disable priority group activation, enable ratio.
- D. Enable 10.80.1.40 and 10.80.1.1.20 disable group activation, enable Round Robin
Answer: D
NEW QUESTION # 176
When importing a PEM formatted SSL certificate, which text needs to appear first in the file?
- A. ...SSL CERTIFICATE....
- B. ...BEGIN CERTIFICATE....
- C. --START CERTIFICATE....
- D. ...SECURITY CERTIFICATE....
Answer: B
NEW QUESTION # 177
A web developer needs a virtual server configured for an application.
The application details are asfollows:
Application is accessed on port 443.
The application traffic is encrypted by the server.
HTTP is not being used. No data manipulation is necessary.
Throughput is critical.
NO connections are terminated on the LTM.
Which configuration provides thebest performance?
A)
B)
C)
D)
- A. Option
- B. Option
- C. Option
- D. Option
Answer: B
NEW QUESTION # 178
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
A client attempts to connect from a Google Chrome browser to a virtual server on a BIG-IP LTM. The virtual server is SSL Offloaded. When the client connects, the client receives an SSL error. After trying Mozilla Firefox and Internet Explorer browsers, the client still receives the same errors.
The LTM Specialist does an ssldump on the virtual server and receives the results as per the exhibit.
What is the problem?
- A. The BIG-IP LTM is NOT serving a certificate.
- B. The client needs to be upgraded to the appropriate cipher-suite.
- C. The SSL key length is incorrect.
- D. The BIG-IP LTM is NOT listening on port 443.
Answer: A
NEW QUESTION # 179
The following decoded TCPDump capture shows the trace of a failing health monitor.
00:00:13.245104 IP 10.29.29.60.51947 > 10.0.0.12.http: P 1:59(58) ack 1 win 46 <nop,nop,timestamp
2494782300 238063789> out slot1/tmm3 lis=
0x0000: 4500 006e 3b19 4000 4006 ce0c 0a1d 1d3c E..n;.@.@......<
0x0010: 0a00 000c caeb 0050 8be5 aca3 dd65 e3e1 .......P.....e..
0x0020: 8018 002e 1b41 0000 0101 080a 94b3 5b5c .....A........[\
0x0030: 0e30 90ad 4745 5420 2f74 6573 745f 7061 .0..GET./test_pa
0x0040: 6765 2e68 746d 6c20 4854 5450 312e 310d ge.html.HTTP1.1.
0x0050: 0a48 6f73 743a 200d 0a43 6f6e 6e65 6374 .Host:...Connect
0x0060: 696f 6e3a 2043 6c6f 7365 0d0a 0d0a 0105 ion:.Close......
0x0070: 0100 0003 00 .....
00:00:13.245284 IP 10.0.0.12.http > 10.29.29.60.51947: . ack 59 win 362 <nop,nop,timestamp 238063789
2494782300> in slot1/tmm3 lis=
0x0000 0ffd 0800 4500 00c9 6f68 4000 8006 755d [email protected]]
0x0010 0a29 0015 0a29 0103 0050 e0d6 4929 90eb .)...)...P..I)..
0x0020 6f12 d83c 8019 fab3 9b31 0000 0101 080a o..<.....1......
0x0030 0068 4e10 5240 6150 4854 5450 2f31 2e31 .hN.R@aPHTTP/1.1
0x0040 2034 3030 2042 6164 2052 6571 7565 7374 .400.Bad.Request
0x0050 0d0a 436f 6e74 656e 742d 5479 7065 3a20 ..Content-Type:.
0x0060 7465 7874 2f68 746d 6c0d 0a44 6174 653a text/html..Date:
0x0070 2054 6875 2c20 3231 204a 616e 2032 3031 .Mon,.01.Jan.201
0x0080 3020 3138 3a35 383a 3537 2047 4d54 0d0a 2.00:00:01.GMT..
0x0090 436f 6e6e 6563 7469 6f6e 3a20 636c 6f73 Connection:.clos
0x00a0 650d 0a43 6f6e 7465 6e74 2d4c 656e 6774 e..Content-Lengt
0x00b0 683a 2032 300d 0a0d 0a3c 6831 3e42 6164 h:.20....<h1>Bad
0x00c0 2052 6571 7565 7374 3c2f 6831 3e .Request</h1>
The health monitor is sending the string shown in the capture; however, the server response is NOT as expected. The correct response should be an HTML page including the string 'SERVER IS UP'.
What is the issue?
- A. The wrong HTTP version is specified in the send string. Version 1.2 should be used instead of version
1.1. - B. The /test_page.html does NOT exist on the web server.
- C. Incorrect syntax in send string. 'Connection: Close' should be 'Connection: Open'.
- D. Incorrect syntax in send string. 'HTTP1.1' should be 'HTTP/1.1'.
Answer: D
NEW QUESTION # 180
A virtual server is configured to offload SSL from a pool of backend servers. When users connect to the virtual server, they successfully establish an SSL connection but no content is displayed. A packet trace performed on the server shows that the server receives and responds to the request. What should a BIG-IP Administrator do to resolve the problem?
- A. enable Server SSL profile
- B. enable SNAT
- C. disable SNAT
- D. disable Server SSL profile
Answer: D
NEW QUESTION # 181
An LTM Specialist has recently taken over administration or an LTM devicethat has experienced resource availability issues. The LTM device will need to be solely used for load balancing and SSL offload.
Previously, the LTM device was also used to provide statistical analysis of application traffic. However, that functionality has been moved to a third party solution.
Based on the output below, which configuration change should be made to ensure the LTM module receives the most amount of resources?
- A. Provision LTM to Dedicated, Provision AVR to Dedicated
- B. Provision AVR to none.Provision LTM to Dedicated
- C. Provision AVR to Minimum, Provision LTM to Dedicated
- D. Provision AVR to Minimum. Provision LTM at Maximum
Answer: B
NEW QUESTION # 182
AN LTM Specialist is setting up a new HTTPS virtual server to decrypt client traffic. SNAT the traffic and send the encrypted traffic to the poor member, the client's IP address must be included in the traffic sent to the pool member.
What is a complete set of profiles that must be configured for the virtual server to meet these requirements?
- A. TCP, Client SSL, Server SSL, HTTP
- B. TCP , Server SSL, HTTP
- C. TCP, Client SSL, HTTP
- D. TCP, Client SSL, Server SSL
Answer: A
NEW QUESTION # 183
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
An LTM Specialist is upgrading the LTM devices.
Which device should be upgraded first?
- A. Device D
- B. Device B
- C. Device C
- D. Device A
Answer: C
NEW QUESTION # 184
The network team has recently added a new syslog server with IP address 10.1.1.1.
Which command adds the new syslog entry on the F5 LTM device?
A)
B)
C)
D)
- A. Option A
- B. Option D
- C. Option C
- D. Option B
Answer: C
NEW QUESTION # 185
An F5 LTM Specialist needs to perform an LTM device configuration backup prior to RMA swap.
Which command should be executed on the command line interface to create a backup?
- A. tmsh save /sys ucs /var/tmp/backup.ucs
- B. tmsh save /sys config /var/tmp/backup.ucs
- C. bigpipe config save /var/tmp/backup.ucs
- D. tmsh save /sys config ucs /var/tmp/backup.ucs
Answer: A
NEW QUESTION # 186
-- Exhibit -
-- Exhibit --
Refer to the exhibits.
An LTM Specialist is troubleshooting an issue with one of the virtual servers on an LTM device, and all requests are receiving errors. Testing directly against the server generates no errors. The LTM Specialist has captured the request and response on both client and server sides of the LTM device.
What should the LTM Specialist do to fix this issue?
- A. Set "redirect-rewrite" to "selective" in http profile.
- B. Assign OneConnect profile to the virtual server.
- C. Configure SNAT Automap on the virtual server.
- D. Remove "header-erase Host" in http profile.
Answer: D
NEW QUESTION # 187
Refer to the exhibit.
A BIG-IP Administrator configures a Virtual Server to handle HTTPS traffic. Users report that the application is NOT working.
Which actional configuration is regard to resolve this issue?
- A. Configure SSL Profile (Server)
- B. Configure SSL Profile (Client)
- C. Configure Service Profile HTTP
- D. Configure Protocol Profile (Server)
Answer: B
NEW QUESTION # 188
A development team needs to apply a software fix and troubleshoot one of its servers. The BIG-IP Administrator needs to immediately remove all connections from the BIG-IP system to the back end server.
The BIG-IP Administrator checks the Virtual Server configuration and finds that a persistence profile is assigned to it. What should the 8IG-IP Administrator do to meet this requirement?
- A. Set the pool member to a Disabled state.
- B. Set the pool member to a Forced Offline state and manually delete easting connections through the command line.
- C. Set the pool member to a Forced Offline state.
- D. Set the pool member to a Disabled state and manually delete existing connections through the command line.
Answer: B
NEW QUESTION # 189
A BIG-IP Administrator sees the following error message in /var/log/ltm diskmonitor: *******; Disk partition shared has less than 30$ free Which section of the Configuration Utility should the BIG-IP Administrator access to investigate this error message?
- A. System > Disk Management
- B. Statistics > Analytics
- C. System > File Management
- D. Statistics > Module Statistics > System
Answer: A
NEW QUESTION # 190
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
The decoded TCPDump capture is a trace of a failing health monitor. The health monitor is sending the string shown in the capture; however, the server response is NOT as expected. The receive string is set to 'SERVER IS UP'.
What is the solution?
- A. The GET request Host header field requires a host name.
- B. Incorrect syntax in send string. 'Connection: Close' should be 'Connection: Open'.
- C. The /test_page.html does NOT exist on the web server and should be added.
- D. Incorrect syntax in send string. 'HTTP/1.1' should be 'HTTP1.1'.
Answer: C
NEW QUESTION # 191
Refer to the exhibit.
A pool is contoured with four members. A user has a currentconnection established with 10.18.1.40. The virtual server has a persistence Profile configured.
- A. 10.18.1.30
- B. 10.18.1.20
- C. 10.18.1.10
- D. 10.18.1.40
Answer: D
NEW QUESTION # 192
A BIG-IP Administrator needs to apply a license to the BIG-IP system to increase the user count from the base license.
Which steps should the BIG-IP Administrator?
- A. System License > Re-activate> Add-On Registration> Edit
- B. System > License > Re-activate > Base Registration> Edit
- C. System > Configuration >Device > General
- D. Device Management > Devices > Select BIG-IP System > Update
Answer: A
NEW QUESTION # 193
A web application sends information about message integrity and content life time to the client.
Which two HTTP headers should be used in sending the client information? (Choose two.)
- A. Content-MD5
- B. Expires
- C. Expect
- D. Content-Length
- E. ETag
- F. Content-Range
Answer: A,B
NEW QUESTION # 194
Refer to the exhibit.
How many nodes are represented on the network map shown?
- A. One
- B. Three
- C. Two
- D. Four
Answer: B
NEW QUESTION # 195
The BIG-IP Administrator disable all pool members in a pool Users are still able to reach the pool members.
What is allowing users to continue to reach the disabled poo! members?
- A. A slow ramp time on virtual Server
- B. A slow to time on Pool
- C. A persistence profile on the Virtual Server
- D. A persistence profile on the Pool
Answer: C
NEW QUESTION # 196
......
F5 303 exam is an excellent way to validate your skills and knowledge in BIG-IP ASM. BIG-IP ASM Specialist certification is recognized globally and is highly regarded in the industry. BIG-IP ASM Specialist certification demonstrates your proficiency in managing and deploying the F5 BIG-IP ASM solution, which is a critical component of many organizations' network infrastructure. BIG-IP ASM Specialist certification also demonstrates your commitment to ongoing professional development and staying up-to-date with the latest technology trends.
F5 303 certification exam is an essential requirement for professionals who wish to become certified F5 BIG-IP ASM specialists. BIG-IP ASM Specialist certification is recognized globally and is highly regarded by organizations that use F5 BIG-IP ASM to secure their web applications. BIG-IP ASM Specialist certification also helps professionals gain recognition for their skills and knowledge in the field of application security management.
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