Tag: technology

Quizzes (307) Questions (36705)

Questions Related to technology

Multiple choice technology architecture

Users of your new application are complaining that the new web front end does not perform the same as the thick client version they were using before. You are going to re-design the application to use JavaScript and AJAX to enhance the user experience. All the functionality and business logic in thick client will be coded into Java Script. What are two drawbacks of this implementation?

  1. Portability to all browsers needs to be addressed.

  2. Your code may be exposed.

  3. Reduction of page refreshes to enhance user experience.

  4. Simulating client state on the browser and reducing the number of views.
Reveal answer Fill a bubble to check yourself
A,B Correct answer
Full explanation
Multiple choice technology architecture

Your new application requirements include dynamic front ends, personalized pages, personalized colors, and personalized fonts. Users should be able to access system and bring up their customized experience without having to save their preferences locally. This system will be used by all hotels in the chain and there is no interest to have to support each hotel individually. The front end solution should be easy to debug. What is the solution for this new architecture?

  1. A thin user interface that is browser based and utilizes JSP's and CSS with user preferences saved locally in a cookie.

  2. A thick client user interface utilizing AWT and user preferences saved locally in a cookie.

  3. A thick client user interface utilizing Swing and user preferences saved locally in a cookie.

  4. A thin browser based client utilizing JSF and CSS with user preferences persisted to database.
Reveal answer Fill a bubble to check yourself
D Correct answer
Full explanation
Multiple choice technology architecture

You are using Dispatch API for invoking a JAX-WS dynamic service. Which of the following information must be supplied to client, before invoking the service?Choose one answer.

  1. XML Schema document and details of Message Body is required to build a client.

  2. WSDL document and Message headers must be supplied.

  3. There is no need to supply WSDL or XML Schema document to the client.

  4. Both WSDL document and XML Schema document must be supplied to the client.
Reveal answer Fill a bubble to check yourself
C Correct answer
Full explanation
Multiple choice technology architecture

Consider application security measures such as encryption, SSL, authentication and authorization. What is the relation between Performance and Security in an application?

  1. They are not related to each other in any way

  2. High Security generally results in high performance

  3. High performance is a pre-requisite for secure systems

  4. Security and Performance are inversely proportional

  5. Low performance systems cannot be secure
Reveal answer Fill a bubble to check yourself
D Correct answer
Full explanation
Multiple choice technology architecture

Happy Joe Banking Corporation is building a Banking application to provide online access to their account holders. They have chosen two SUN 450s for their web server cluster and one SUN E10000 for their application server. The business requirements indicate that to become a customer, a person must have at least a primary checking account with the bank. Further, since the customer will be using the Internet to view confidential information, security is considered paramount. What do you understand about the requirements of the system?

  1. The need for Security is a classic example of a functional service level requirement and the checking account rule, an example of non-functional QoS requirement.

  2. The discussion about Security and the mandatory checking account both illustrate functional service level requirements.

  3. Neither Security nor the mandatory Checking Account is an example of any kind of requirements, theoretically speaking.

  4. Security is an Architectural non-functional requirement and the Mandatory Checking Account a functional design requirement.

  5. They are both examples of Business Use Cases.
Reveal answer Fill a bubble to check yourself
D Correct answer
Full explanation
Multiple choice technology architecture

Which of the following are true about Active Replication?

  1. It is a fault-tolerance mechanism.

  2. It is achieved by taking cold back ups.

  3. Each replica attempts to process each request but extra calls may be intercepted via an interceptor.

  4. State changes are logged and periodically flushed to the replicas.

  5. State is synchronized only when the primary service fails.

  6. Each replica is identical to the main service.
Reveal answer Fill a bubble to check yourself
A,C,F Correct answer
Full explanation