单选题You want a class to have access to members of another class in the same package. Which is the most restrictive access that accomplishes this objective？（）ApublicBprivateCprotectedDtransientEdefault access

第1题：

You want subclasses in any package to have access to members of a superclass. Which is the most restrictive access modifier that will accomplish this objective？（）  

• A、 Public
• B、 Private
• C、 Protected
• D、 Transient
• E、 No access modifier is qualified.

第2题：

You are securing a network for TestKing and want to apply an ACL (access control list) to an interface of a router. Which one of the following commands would you use?（）

• A、permit access-list 101 out
• B、ip access-group 101 out
• C、apply access-list 101 out
• D、access-class 101 out
• E、ip access-list e0 out

第3题：

第4题：

You want a class to have access to members of another class in the same package. Which is the most restrictive access that accomplishes this objective？（）  

• A、 public
• B、 private
• C、 protected
• D、 transient
• E、 default access

第5题：

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？（）         

• A、 private
• B、 no modifier
• C、 public
• D、 protected

第6题：

You want subclasses in any package to have access to members of a superclass. Which is the mostrestrictive access modifier that will accomplish this objective？（） 

• A、 Public
• B、 Private
• C、 Protected
• D、 Transient
• E、 No access modifier is qualified

第7题：

Which three statements are true？（）

• A、 The default constructor initializes method variables.
• B、 The default constructor has the same access as its class.
• C、 The default constructor invoked the no-arg constructor of the superclass.
• D、 If a class lacks a no-arg constructor， the compiler always creates a default constructor. 
• E、 The compiler creates a default constructor only when there are no other constructors for the class.

第8题：

第9题：

不是修饰符的是（）

• A、public
• B、private
• C、protected
• D、class

第10题：

Which two are benefits of fully encapsulating a class？（）  

• A、 Performance of class methods is improved.
• B、 Implementation details of the class are hidden.
• C、 Access modifiers can be omitted on class data members.
• D、 Code that uses the encapsulation class can access data members directly.
• E、 Internal operation of the class can be modified without impacting clients of that class.