A Windows Communication Foundation (WCF) service sends notifications when the service is started and stopped.You need to implement a client that logs these notifications. Which class should you use?（）
A developer is creating a class Book that needs to access class Paper.The Paper class is deployed in a JARnamedmyLib.jar.Whichthree，taken independently，will allow the developer to use the Paper class while compiling the Book class？（）
Which statement is true, as relates to classful or classless routing?（）
Which method in the Thread class is used to create and launch a new thread of execution？（）
A programmer is developing a class Key， that will be used as a key in a standard java.util.HashMap. Which two methods should be overridden to assure that Key works correctly as a key？（） https://assets.asklib.com/images/image2/2018080116225583384.jpg
Which two of these parameters are used to determine a forwarding equivalence class？（）
A member variable defined in a class can be accessed only by the classes in the same package. Which modifier should be used to obtain the access control？（）
Which three changes should be made to adapt this class to be used safely by multiple threads？（）https://assets.asklib.com/images/image2/2018080116512519885.jpg
Which command can be used to display information from the PvDv object class in the ODM？（）
In the implementation of VLSM techniques on a network using a single Class C IP address, which subnet mask is the most efficient for point-to-point serial links（）。
In the implementation of VLSM techniques on a network using a single Class C IP address, which subnet mask is the most efficient for point-to-point serial links? （）
In the implementation of VLSM techniques on a network using a single Class C IP address，which subnetmask is the most efficient for point-to-point serial links？（）
Which of the following Class A networks is reserved for "private networks" use only？（）
Which statement is true， as relates to classful or classless routing？（）
You are writing a custom dictionary.The custom-dictionary class is named MyDictionary.You need to ensure that the dictionary is type safe. Which code segment should you use？（）https://assets.asklib.com/images/image2/201807261714408473.jpg
Which class defines the contract that ASP.NET implements to provide membership services using custom membership providers？（）
A class design requires that a member variable cannot be accessible directly outside the class. Which modifier should be used to obtain the access control？（）
Which configuration is used to enable root guard？（）
A developer is creating a class Book， that needs to access class Paper. The Paper class is deployed in a JAR named myLib.jar. Which three， taken independently， will allow the developer to use the Paper class while compiling the Bookclass？（）
A developer is creating a class Book, that needs to access class Paper. The Paper class is deployed in a JAR named myLib.jar. Which three, taken independently, will allow the developer to use the Paper class while compiling the Book class?（）
The class of fire on which a blanketing effect is essential to extinguish the fire is （）.
QUESTION 20<br class="markdown_return">John the Ripper is a technical assessment tool used to test the weakness of which of the following?
C++ is used with proper（66) design techniques．A．class-orientedB．object-basedC．face to obje
