Multiple choice technology web technology

j2ee design patterns are

  1. Dispatcher View ,Composite View ,Front Controller ,View Helper ,Synchronizer Token

  2. j2ee has no design pattern

  3. Service to Worker ,Dispatcher View ,Composite View ,Front Controller ,View Helper ,Synchronizer Token

  4. Dispatcher View,Service to Worker and Composite View only
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

J2EE design patterns include Front Controller, View Helper, Dispatcher View, Composite View, Service to Worker, and Synchronizer Token. Option C lists all these patterns comprehensively. Option A is incomplete (missing Service to Worker), and Option D is too limited.

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