While creating a scheduler window using the DBMS_SCHEDULER package, a user logged in as DBMGR gets the error message insufficient privileges. Which two commands would you use to resolve this error?()
RPM就是RedHat Package Manger(红帽软件包管理工具)的缩写
ClassOne.java 1. package com.abc.pkg1; 2. public class ClassOne { 3. private char var = ‘a’; 4. char getVar() {return var;} 5. } ClassTest.java 1. package com.abc.pkg2; 2. import com.abc.pkg1.ClassOne; 3. public class ClassTest extends ClassOne { 4. public static void main(String[]args) { 5. char a = new ClassOne().getVar(); 6. char b = new ClassTest().getVar(); 7. } 8. } What is the result?()
A recently installed package needs to be rolled back to a previous version. Which of the following commands will perform the task?()
Which of the following file types can Microsoft servers package for remote installation by default?()
Choose the correct order to package and upload data for an incident to Oracle Support.()
Which will declare a method that is available to all members of the same package and can be referenced without an instance of the class?()
Given a file GrizzlyBear.java: 1. package animals.mammals; 2. 3. public class GrizzlyBear extends Bear { 4. void hunt() { 5. Salmon s = findSalmon(); 6. s.consume(); 7. } 8. } and another file, Salmon.java: 1. package animals.fish; 2. 3. public class Salmon extends Fish { 4. void consume() { /* do stuff */ } 5. } Assume both classes are defined in the correct directories for theft packages, and that the Mammal class correctly defines the findSalmon() method. Which two changes allow this code to compile correctly?()
You want a class to have access to members of another class in the same package. Which is the most restrictive access modifier that will accomplish that will accomplish this objective?()
Which will declare a method that is available to all members of the same package and can be referenced without an instance of the class?()