web technology Online Quiz - 13

ASP.NET sessions can work without cookies through cookieless session state using URL rewriting. The session ID is embedded in the URL rather than stored in a cookie, allowing session functionality when cookies are disabled.

ASP.NET sessions can work without cookies through cookieless session configuration where the session ID is stored in the URL. This enables session state functionality even when client browsers have cookies disabled, using URL embedding to track session identity.

PL/SQL packages are stored database objects whose specifications and bodies can be shared across multiple applications. Packages cannot be nested, cannot accept parameters directly (though their subprograms can), and are loaded into memory once per session rather than on every invocation.

The wlserver Ant task in WebLogic is designed for basic server operations and domain configuration. It can start, reboot, shut down servers (A), connect to existing instances (B), and create single-server domains (D). However, creating multiple server domain configurations requires more advanced tools or the Configuration Wizard, not the basic wlserver task.

Full garbage collections occur when the tenured generation fills up. By increasing the young generation (new/eden) space, more objects can be allocated and die young in that space, reducing promotion to tenured space. This significantly reduces full GC frequency. The -verbosegc flag only enables logging (B). Adding more servers doesn't address the heap sizing issue (C, D).

In WebLogic 9.2, JMS system-resource modules in config.xml require four basic components: a name for identification, target(s) to specify which servers/clusters, subdeployment for organizing resources, and descriptor-file-name pointing to the JMS configuration XML. Option B incorrectly lists runtime components rather than config elements. Option C incorrectly includes config.xml itself as a component.

In messaging middleware (such as WebLogic JMS), a 'Unit-of-Order' is a feature that groups multiple messages together and ensures they are processed sequentially in the exact order they were created. The distractors are made-up or unrelated configuration terms.

Unit-of-Order is a WebLogic JMS feature that ensures messages are processed sequentially. When a message is actively being processed by a consumer, other messages in the same Unit-of-Order are blocked until the current message completes. This prevents out-of-order processing. Messages are not expired (A), delivered to other consumers (C), or rolled back (D) - they simply wait.

WebLogic Server supports three installation modes: Graphical mode (GUI installer), Console mode (command-line interactive), and Silent mode (unattended using XML files). There is no 'secure mode' (A, D) or distinct 'script mode' (C, D) - the silent mode using scripts/XML is the correct term.

The Java-based Node Manager runs per machine and can control multiple Managed Servers on that same machine (D). It is NOT domain-specific (A is false). It CAN start the Admin server (B is false). It cannot start servers on different machines - each machine needs its own Node Manager instance (C is false).

SSL can be configured at the server level, allowing each server in a domain to have its own SSL configuration for flexibility. Option A is incorrect because SSL is not limited to domain-level only. Option C incorrectly states cluster-level configuration. Option D is false because normal listen ports remain available.

Apache and Microsoft IIS are web servers natively capable of hosting PHP applications via modules or FastCGI. Apache Tomcat and Glassfish are Java application servers/servlet containers designed for Java applications rather than standard PHP hosting.

In HTML, the ampersand character (&) is a special character used to start entity references. To display an actual & on screen, you must use the & entity. The entity & renders as a single & character when the HTML is displayed in a browser.

The IP address 127.0.0.1 is the reserved loopback address in IPv4 networking. It always refers to the local machine itself, allowing applications to communicate with services running on the same computer. It is commonly referred to as localhost and is used for testing local web servers.