100% Money Back Guarantee

Prep4away has an unprecedented 99.6% first time pass rate among our customers. We're so confident of our products that we provide no hassle product exchange.

  • Best exam practice material
  • Three formats are optional
  • 10+ years of excellence
  • 365 Days Free Updates
  • Learn anywhere, anytime
  • 100% Safe shopping experience

70-503 Desktop Test Engine

  • Installable Software Application
  • Simulates Real 70-503 Exam Environment
  • Builds 70-503 Exam Confidence
  • Supports MS Operating System
  • Two Modes For 70-503 Practice
  • Practice Offline Anytime
  • Software Screenshots
  • Total Questions: 270
  • Updated on: Oct 07, 2026
  • Price: $69.00

70-503 PDF Practice Q&A's

  • Printable 70-503 PDF Format
  • Prepared by Microsoft Experts
  • Instant Access to Download 70-503 PDF
  • Study Anywhere, Anytime
  • 365 Days Free Updates
  • Free 70-503 PDF Demo Available
  • Download Q&A's Demo
  • Total Questions: 270
  • Updated on: Oct 07, 2026
  • Price: $69.00

70-503 Online Test Engine

  • Online Tool, Convenient, easy to study.
  • Instant Online Access 70-503 Dumps
  • Supports All Web Browsers
  • 70-503 Practice Online Anytime
  • Test History and Performance Review
  • Supports Windows / Mac / Android / iOS, etc.
  • Try Online Engine Demo
  • Total Questions: 270
  • Updated on: Oct 07, 2026
  • Price: $69.00

Microsoft revises its exams, and stale material quietly pays the price. In 2026, Prep4away keeps the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation question bank synchronized with the live 70-503 exam, backed by 365 days of free updates.

Microsoft 70-503 Exam Overview:

Certification Vendor:Microsoft
Exam Name:TS: Microsoft .NET Framework 3.5, Windows Communication Foundation
Exam Number:70-503
Related Certifications:MCTS: .NET Framework 3.5
Exam Format:Multiple choice, Scenario-based questions, Case studies, Multiple response
Available Languages:Simplified Chinese, Japanese, English, French, German
Real Exam Qty:Approximately 40–60
Exam Price:USD 125 (varies by region)
Certificate Validity Period:Retired (no longer available; certification previously did not expire formally but is now discontinued)
Exam Duration:120 minutes
Passing Score:700 (on a scale of 1000)
Recommended Training:Official .NET Framework 3.5 Documentation
Sample Questions: DOWNLOAD DEMO
Exam Way:Computer-based exam delivered via authorized testing centers (Prometric/Vue historically, now retired).
Pre Condition:Recommended: basic understanding of C# and .NET Framework 3.5. Prior experience with distributed applications is helpful.

Microsoft 70-503 Exam Syllabus Topics:

SectionObjectives
Security in WCF Services- Authentication and authorization
  • 1. Windows authentication
    • 2. Message and transport security
      - Secure communication
      • 1. Protection levels and security modes
        • 2. Certificates and encryption
          Configuring and Hosting WCF Services- Hosting environments
          • 1. Windows Activation Service (WAS)
            • 2. IIS hosting
              • 3. Self-hosting services
                - Service configuration
                • 1. Endpoints, bindings, and behaviors
                  • 2. Configuration via app.config/web.config
                    Designing and Developing WCF Services- Service contracts and data contracts
                    • 1. Define service contracts using ServiceContract and OperationContract
                      • 2. Design data contracts using DataContract and DataMember
                        - Service implementation
                        • 1. Handle concurrency and instancing modes
                          • 2. Implement service classes
                            Client Configuration and Consumption- Client configuration
                            • 1. Handling faults and exceptions
                              • 2. Endpoint configuration
                                - Service consumption
                                • 1. Generating proxies
                                  • 2. Adding service references
                                    WCF Bindings and Messaging- Message patterns
                                    • 1. One-way and duplex communication
                                      • 2. Request-reply
                                        - Bindings
                                        • 1. BasicHttpBinding, WSHttpBinding, NetTcpBinding
                                          • 2. Custom bindings

                                            Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Questions, Answered by Experts

                                            In plain terms, the 70-503 exam is Microsoft's way of verifying that you deserve the Microsoft Certified Technology Specialist (MCTS) certification, a credential at the Professional level. It tests the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation objectives through applied, scenario-driven questions — the kind that expose the gap between "read about it" and "can do it." It also sits within a broader certification ecosystem that includes MCTS: .NET Framework 3.5, so the effort compounds across your career. That's why a review system built around realistic questions — practice, error correction, self-improvement — beats textbook re-reading every time.

                                            The Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam blueprint spans 5 domains, led by WCF Bindings and Messaging, Client Configuration and Consumption, and Security in WCF Services. Treat the weightings as your study budget: domains carrying more of the score deserve more of your week. The full topic list is in the exam topics section above — plan against it, not against guesswork.

                                            The Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam allows 120 minutes for Approximately 40–60 questions. Before test day, turn that into a rhythm: minutes divided by questions equals your per-item budget, and any item burning double its budget gets flagged and revisited at the end. Rehearse the rhythm under a real timer — every Prep4away test engine session runs one — and finishing with review time becomes your norm, not your hope.

                                            Passing the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam takes 700 (on a scale of 1000), and each attempt costs USD 125 (varies by region) — including every retake, at full price. The financially sound strategy is arriving over-prepared: drill with Prep4away practice questions until your timed scores clear the passing mark across several consecutive sessions, then register. You're not being cautious; you're declining to pay for the same exam twice.

                                            Microsoft lists the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation formats as: Multiple choice, Multiple response, Case studies, Scenario-based questions. Formats aren't trivia — they change how you should read. For long scenario stems, locate the actual question sentence first; for multi-answer items, verify every option you select. Prep4away's 270 practice questions cover these formats so thoroughly that on exam day, only the content is new.

                                            You can take the 70-503 exam in English, Japanese, Simplified Chinese, German, French. Choose the language where your comprehension is fastest under time pressure — in a timed exam, slow reading is a hidden tax on every question. Testing in English? Daily work with Prep4away's English 70-503 practice questions doubles as targeted vocabulary training.

                                            The certification earned via the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam stays valid for Retired (no longer available; certification previously did not expire formally but is now discontinued). Mark the expiry date early and research the recertification path before it looms — a planned renewal is an errand, an expired credential is a project. Since Microsoft sets and updates these policies, confirm the current requirements on the official certification page when your window approaches.

                                            Every version contains the same 270 expert-written questions — you're choosing a study environment:

                                            • PDF version — printable, expert-prepared, instantly downloadable, readable anywhere, anytime. Includes 365 days of free updates and a free demo.
                                            • Desktop Test Engine — Windows software that simulates the real exam environment, with two practice modes, offline access, and unlimited installations.
                                            • Online Test Engine — runs in any browser on Windows, Mac, Android, and iOS, with test history and performance review built in.

                                            Most candidates end up combining formats — PDF for reading, an engine for timed rehearsal.

                                            Yes. Prep4away's free Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation PDF demo contains real sample questions with verified answers, so you can evaluate the quality before paying. Every purchase includes 365 days of free updates, and renewing after that costs 50% of the regular price from your member zone. Test-drive first — confident material has nothing to hide.

                                            Continuously. As Microsoft adjusts the Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam, our experts revise the bank to match — and customer feedback feeds the same review loop, so your suggestions can shape future versions. Updates are free for 365 days via your member zone; track them through the New Releases section or the Prep4away newsletter, and re-check 3-4 days before your exam. Expired products repurchase at 50% off to restart the service.

                                            Support runs around the clock: free online consultation whenever you need it, remote guidance if you hit installation or usage issues, and patient, first-time responses to content questions by email — your suggestions are genuinely welcomed. On privacy, we solemnly protect your purchase information: transactions are secured by McAfee security services, customer data is never disclosed to third parties, and you'll never receive spam or telemarketing because of us.

                                            Delivery first: your Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation practice questions are downloadable instantly and emailed within one minute of payment — if 2 hours pass, check spam and contact support. Install on as many computers as you need. If the exam doesn't go your way, the 100% Money Back Guarantee applies: take the corresponding exam within 60 days of purchase, and if you don't pass, submit a scanned enrollment slip and your official Score Report PDF within 2 days after the exam — full refunds are processed within 7 days. Not eligible: attempts made within 3 days of purchase, exams never actually taken, free items, and expired orders; the candidate name must match the payer name. Prefer to keep preparing? Exchange for two free exam products of equal value and retain your update service.

                                            Your Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Purchase at Prep4away, in Full

                                            Evaluate the free demo first. When you buy, your 70-503 material is downloadable instantly and emailed within one minute of payment — contact support if 2 hours pass — with unlimited installations and remote setup guidance if you need it. McAfee security services protect every transaction, your purchase information is never disclosed, and help is available around the clock.

                                            • PDF version: printable format, prepared by experts, instant access to download, study anywhere and anytime, 365 days of free updates, free PDF demo available.
                                            • Desktop Test Engine: installable software simulating the real Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation exam environment, two practice modes, offline access, supports MS Windows, unlimited installations.
                                            • Online Test Engine: instant online access from all web browsers, test history and performance review, supports Windows, Mac, Android, and iOS.
                                            • Update service: 365 days free, driven by continuous expert review and customer feedback; expired products repurchase at a 50% discount from your member zone.
                                            • 100% Money Back Guarantee: take the corresponding exam within 60 days of purchase, and if you don't pass, submit your enrollment slip and official Score Report within 2 days after the exam for a full refund processed within 7 days — or exchange for two free products of equal value.

                                            Stop wrestling the textbook and start training for the exam: download the free 70-503 demo, and let Prep4away's 270 practice questions turn your Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation preparation into a system that works.

                                            Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:

                                            You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
                                            You need to insert an additional header in a response message.
                                            What should you do?

                                            • A. Implement the BeforeSendRequest method of the IClientMessagelnspector interface.
                                            • B. Implement the AfterCall method of the IParameterlnspector interface.
                                            • C. Implement the BeforeSendReply method of the IDispatchMessagelnspector interface.
                                            • D. Implement the AfterReceiveRequest method of the IDispatchMessagelnspector interface.
                                            Reveal Solution  Discussion  0

                                            Correct Answer: C  🗳️

                                            You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5.
                                            The WCF service must authenticate the client applications by validating credit card numbers and expiry dates. You write the following code segment. (Line numbers are included for reference only.)

                                            You need to implement custom authentication for the WCF service. Which code segment should you insert at line 05?

                                            • A. Option B
                                            • B. Option A
                                            • C. Option D
                                            • D. Option C
                                            Reveal Solution  Discussion  0

                                            Correct Answer: D  🗳️

                                            You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
                                            You need to expose two different service endpoints that have the same address.
                                            Which configuration setting should you use?

                                            • A. <service name="ExamService">
                                              <endpoint address="http: //localhost:8080/service"
                                              binding="wsHttpBinding" contract="ISimpleExam"/>
                                              <endpoint address="http: //localhost:8080/service"
                                              binding="wsDualHttpBinding" contract="IComplexExam"/>
                                              </service>
                                            • B. <service name="ExamService">
                                              <host>
                                              <baseAddresses>
                                              <add baseAddress="http: //localhost:8080"/>
                                              </baseAddresses>
                                              </host>
                                              <endpoint address="service"
                                              binding="wsHttpBinding" contract="ISimpleExam"/>
                                              <endpoint address="service"
                                              binding="basicHttpBinding" contract="IComplexExam"/>
                                              </service>
                                            • C. <service name="ExamService">
                                              <endpoint address="http: . //localhost:8080/service"
                                              binding="wsHttpBinding" contract="ISimpleExam"/>
                                              <endpoint address="http: //localhost:8080/service"
                                              binding="wsHttpBinding" contract="IComplexExam"/>
                                              </service>
                                            • D. <service name="ExamService">
                                              <host>
                                              <baseAddresses>
                                              <add baseAddress="http: //localhost:8080/service"/>
                                              </baseAddresses>
                                              </host>
                                              <endpoint binding="wsHttpBinding" contract="ISimpleExam"/>
                                              <endpoint binding="basicHttpBinding"
                                              contract="IComplexExam"/>
                                              </service>
                                            Reveal Solution  Discussion  0

                                            Correct Answer: C  🗳️

                                            You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. The service contains the following code segment.

                                            You need to ensure that the service instance is recycled when the transaction is complete.
                                            Which line of code should you insert at line 07?

                                            • A. [ServiceBehavior(ReleaseServiceInstanceOnTransactionComplete= true. ConcurrencyMode=ConcurrencyMode.Multiple, TransactionAutoCompleteOnSessionClose=true)]
                                            • B. [ServiceBehavior(ConcurrencyMode=ConcurrencyMode.Single, Transact ionAutoCompleteOnSess ionClose=true)]
                                            • C. [ServiceBehavior(ReleaseServiceInstanceOnTransactionComplete= true. ConcurrencyMode=ConcurrencyMode.Single)]
                                            • D. [ServiceBehavior(ReleaseServiceInstanceOnTransactionComplete= true. ConcurrencyMode=ConcurrencyMode.MultipleJ]
                                            Reveal Solution  Discussion  0

                                            Correct Answer: B  🗳️

                                            You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment. (Line numbers are included for reference only.)

                                            When you browse to the base address of the service, you receive the following message: "Metadata publishing for this service is currently disabled."
                                            You debug the code and discover that the ServiceMetadataBehavior behavior was previously nonexistent. You need to enable metadata publishing.
                                            What should you do?

                                            • A. Delete lines 15 and 16.
                                            • B. Modify the code segment at line 03 in the following manner. Uri mexAddress=neUri("/service");
                                            • C. Insert the following code segment at line 11. smb.HttpGetEnabled=true;
                                            • D. Insert the following code segment at line 19. smb.HttpGetEnabled=true;
                                            Reveal Solution  Discussion  0

                                            Correct Answer: D  🗳️

                                            992 Customer ReviewsCustomers Feedback (* Some similar or old comments have been hidden.)

                                            I highly recommend everyone study from the dumps at Prep4away. Tested opinion. I gave my 70-503 exam studying from these dumps and passed with an 95% score.

                                            Rosalind

                                            Rosalind     4 star  

                                            Prep4away's 70-503 study guide is great, and i found it is easy to understand. I passed my exam last week.

                                            Zona

                                            Zona     4.5 star  

                                            I have passed the 70-503 exam recently and confirm that exam questions in file is valid! You can buy it to prapare for the exam!

                                            Geoffrey

                                            Geoffrey     5 star  

                                            You know how shocked I am when I'm in the 70-503 exam? Nearly all the questiions are the same. Thanks a lot, Prep4away.

                                            Jessie

                                            Jessie     4 star  

                                            70-503 exam is hard but the 70-503 practice exam makes it seem so easy. I recommend using the dumps here at Prep4away. They are all valid.

                                            Cecilia

                                            Cecilia     5 star  

                                            Your 70-503 dumps are really pretty good.

                                            Donahue

                                            Donahue     4 star  

                                            please get the 70-503 exam materials and use the dumps as a guide, and you will pass the exam for sure for i just passed and can confirm. Good luck!

                                            Horace

                                            Horace     4 star  

                                            I hadn't any idea of 70-503 real exam but my mentor Prep4away solved all my worries by offering me its amazing Testing Engine. I did all the tests,100% Real Material

                                            Rachel

                                            Rachel     5 star  

                                            I have just taken the 70-503 exam today with the latest training dump. With the help from the dump, i passed highly. Thanks a lot!

                                            Margaret

                                            Margaret     4 star  

                                            These 70-503 exam questions are amazing. what’s more? The Software helped me get that feel of what the real 70-503 exam questions look like. I passed it smoothly. Thank you so much!

                                            Mike

                                            Mike     4.5 star  

                                            Then I came to know that actual test exam engine is the only remedy for the dump 70-503

                                            Eve

                                            Eve     5 star  

                                            There are free update for one year for 70-503 learning materials, this way is pretty good.

                                            Jack

                                            Jack     4 star  

                                            70-503 exam dump has proven to be very helpful to me. I studied with it and passed the exam. Thanks to Prep4away for the excellent service and high-quality 70-503 exam dump!

                                            Charlotte

                                            Charlotte     4 star  

                                            Oh my god, i just passed 70-503 exam with the passing score. Thank you so much! I truly studied not so hard for i had so many other things to deal with. I am so lucky.

                                            Toby

                                            Toby     5 star  

                                            It really has changed my professional career, your 70-503 exam quite helpful,and I passed 70-503 with 97%.

                                            Meredith

                                            Meredith     4 star  

                                            LEAVE A REPLY

                                            Your email address will not be published. Required fields are marked *

                                            Related Exams

                                            Instant Download 70-503

                                            After Payment, our system will send you the products you purchase in mailbox in a minute after payment. If not received within 2 hours, please contact us.

                                            365 Days Free Updates

                                            Free update is available within 365 days after your purchase. After 365 days, you will get 50% discounts for updating.

                                            Porto

                                            Money Back Guarantee

                                            Full refund if you fail the corresponding exam in 60 days after purchasing. And Free get any another product.

                                            Security & Privacy

                                            We respect customer privacy. We use McAfee's security service to provide you with utmost security for your personal information & peace of mind.