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The correct option is (b) PUBLIC key ENCRYPTION

Explanation: Out of the given options, only public key encryption is a valid approach to an encryption technique. In this, there are two different KEYS to encrypt the data.

Correct CHOICE is (a) Audit trail

The explanation: A LOG of all CHANGES to the application data is called as audit trail. This helps us maintain SECURITY as it tracks all the BREACHES on the system.

Correct choice is (d) SAML

The EXPLANATION is: SAML (SECURITY assertion Markup Language) is the standard for exchanging authentication and AUTHORIZATION INFORMATION between two DIFFERENT security domains. This provides a cross-organization sign-on.

Correct option is (c) USERS are fooled by similar GUI and data is extracted from them.

For EXPLANATION: Phishing attacks are those attacks in which users are fooled by similar GUI and data is extracted from them. The FAKE site is then used to OBTAIN the data from the user.

The correct option is (b) Users are forced to DIVERT to a fake site where the ATTACK takes place

Best explanation: Man in the middle ATTACKS are those attacks in which the users are forced to divert to a fake site where the attack takes place. The fake site is then used to obtain the DATA from the USER.

Correct choice is (c) Two factor AUTHENTICATION

Best EXPLANATION: The system where two INDEPENDENT pieces of data are used to identify a USER is called as two-factor authentication. The two FACTORS should not share a common vulnerability.

Correct OPTION is (d) Referrer

For explanation I would SAY: The URL of the page that had the link that the user clicked to access the page is called as referrer. The HTTP protocol ALLOWS the server to check the referrer.

Right CHOICE is (b) XSS attack

The EXPLANATION is: An attack on a website that STORES and displays TEXT to a user is known as XSS attack. It is called as CROSS site scripting attack.

Right choice is (d) All of the mentioned

For explanation: To REDUCE OVERHEAD, any of the following METHODS can be USED. Connection pooling, Parallel processing or caching query results at the server. Caching query results at the server enables to reduce the number of database ACCESSES every time a similar request is sent.

The correct option is (a) They are the TOOLS to generate human readable REPORTS from a database

The explanation: REPORT generators are the tools to generate human readable reports from a database. They INTEGRATE QUERYING the database with the creation of formatted text and summary charts.

Correct ANSWER is (C) Creating mass SERVERS for effective handling of data

For EXPLANATION I would say: Creating mass servers for effective handling of data is not a part of the web application development FRAMEWORK feature.

Right answer is (d) All of the mentioned

For EXPLANATION I WOULD say: The main features of RAPID APPLICATION development are to provide a library of functions for GUI development, to provide drag and drop features in an IDE, Auto-generation of code for the user interface from a declarative specification.

Right answer is (a) True

Explanation: The code implementing the actions in the BUSINESS logic LAYER ensures that business rules are followed. For EXAMPLE a STUDENT can only enroll in a course if the prerequisites are COMPLETED.

Right choice is (c) They describe how a PARTICULAR task involving multiple participants is HANDLED.

Easiest explanation: BUSINESS logic includes WORKFLOWS. Workflows in a business logic layer describe how a particular task involving multiple participants is handled.

Right ANSWER is (b) Data access layer

The best explanation: The data-access layer PROVIDES the interface between the BUSINESS LOGIC layer and the underlying database. The data access layer provides the mapping from the object oriented data MODEL to the relational model.

Correct ANSWER is (a) Business-logic layer

For explanation: The Business-logic layer provides a high level VIEW of DATA and ACTIONS on data. An object oriented approach is USED to code this layer.

The correct OPTION is (d) All of the mentioned

The explanation: In the model-view-controller architecture, the model corresponds to the business logic layer, the view DEFINES the way data is PRESENTED and the controller RECEIVES EVENTS, executes actions on the model and returns a view.

The correct ANSWER is (b) False

The explanation is: EXECUTING programs on the client SIDE is FASTER than executing programs on the server which includes sending every interaction to the server.

Correct choice is (a) The languages DESIGNED to be executed on the client’s web browser

For explanation: Client side SCRIPTING languages are those languages that are designed to be executed on the client’s web browser. These languages provide constructs that can be EMBEDDED with an HTML document.

Correct choice is (b) The PROGRAMMING LANGUAGES that are simpler and offer same protection

Best explanation: Scripting languages are those languages that are simpler with enriched user INTERFACE features but offer the same protection as that of JAVA.

The correct OPTION is (a) Ajax

The best I can explain: Javascript is used to create dynamic WEBPAGES using TECHNOLOGIES that are collectively called Ajax.

Right choice is (c) DOM

The explanation is: While using Javascript, the BROWSER PARSES the HTML code into a TREE like structure defined by a standard called Document Object Model (DOM). Javascript code can modify the tree structure to carry out CERTAIN operations.

The CORRECT option is (B) Java server PAGES

Best explanation: The full form of JSP is Java Server Pages. It is a scripting language that allows HTML programmers to mix static HTML with dynamically generated HTML.

The CORRECT option is (d) None of the MENTIONED

Explanation: All of the mentioned application servers provide built in support for servlets. Glassfish and TOMCAT are the most PROMINENTLY used application servers.

Right choice is (d) Pausing the servlet for a GIVEN PERIOD of time.

Explanation: Pausing the servlet for a given AMOUNT of time is not a part of the servlet lifecycle. A servlet can be checked, INVOKED and destroyed but it cannot be paused.

The correct OPTION is (a) True

To EXPLAIN I would SAY: Servlets are used to generate dynamic responses to HTTP requests. The task of a SERVLET is to process a request dynamically.

The CORRECT option is (a) JAVA Servlet

To elaborate: The java servlet specification defines an application programming interface for communication between the server and the application program. The HTTPSERVLET CLASS in Java implements the servlet API specification.

The correct choice is (c) It allows US to use the same style on multiple HTML documents

The EXPLANATION is: The cascading style SHEET allows us to use the same style sheet on multiple HTML documents allowing us to maintain a distinctive but uniform LOOK on all the pages of a Web site.

Correct answer is (d) All of the mentioned

Best explanation: A WEB server accepts requests from a web BROWSER and sends back results in HTML. The most IMPORTANT FEATURE of a web server is to execute programs with arguments SUPPLIED by the user.

Correct option is (b) Common gateway INTERFACE

Explanation: The full form of CGI is Common Gateway Interface. This defines how a web SERVER communicates with an application PROGRAM.

The correct OPTION is (a) True

Explanation: HTTP is connectionless because most COMPUTER have a limit on the simultaneous connections they can ACCOMMODATE. If this limit is exceeded then access is denied to further USERS.

Correct choice is (a) COOKIE

To explain: The extra INFORMATION of a site maintained at the client end is CALLED as cookie. It is a small piece of text containing identifying information with an ASSOCIATED name.

Correct choice is (b) It SPECIFIES how the SERVER COMMUNICATES with the application PROGRAMS

The BEST explanation: CGI specifies how the server communicates with application programs. The application program communicates with a database server in order to get data.

Right option is (b) HYPER Text Transfer Protocol

To ELABORATE: HTTP – Hyper Text Transfer Protocol. This is aprotocol for transferring HTML DOCUMENTS.

The correct option is (c) URL

Best explanation: A URL (Uniform RESOURCE locator) is a globally unique NAME for every DOCUMENT that can be accessed on the Web.

Right ANSWER is (B) HTML

The EXPLANATION is: The Hypertext Markup LANGUAGE [HTML] is the standardized SYNTAX used by the browsers which supports formatted information as well as forms based interfaces.