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Question 11 :

What is CLDC ?

Answer :

The Connected, Limited Device Configuration (CLDC) is a specification for a J2ME configuration. The CLDC is for devices with less than 512 KB or RAM available for the Java system and an intermittent (limited) network connection. It specifies a stripped-down Java virtual machine1 called the KVM as well as several APIs for fundamental application services. Three packages are minimalist versions of the J2SE java.lang,, and java.util packages. A fourth package,, implements the Generic Connection Framework, a generalized API for making network connections.

Question 12 :

What is configuration ?

Answer :

In J2ME, a configuration defines the minimum Java runtime environment for a family of devices: the combination of a Java virtual machine (either the standard J2SE virtual machine or a much more limited version called the CLDC VM) and a core set of APIs. CDC and CLDC are configurations. See also profile, optional package.

Question 13 :

What is CVM ?

Answer :

The Compact Virtual Machine (CVM) is an optimized Java virtual machine1 (JVM) that is used by the CDC.

Question 14 :

What is Deck ?

Answer :

A deck is a collection of one or more WML cards that can be downloaded, to a mobile phone, as a single entity.

Question 15 :

What is EDGE ?

Answer :

Enhanced Data GSM Environment (EDGE) is a new, faster version of GSM. EDGE is designed to support transfer rates up to 384Kbps and enable the delivery of video and other high-bandwidth applications. EDGE is the result of a joint effort between TDMA operators, vendors and carriers and the GSM Alliance.