When invoking a method with an object argument, is passed. a copy of the object the contents of the object the object is copied, then the reference of the copied object the reference of the object?

Which of the following is a way the operating system prevents unknown or unauthorized users from accessing the system?

What percentage of companies is projected to use social media to locate new employees in 2012

Drag each label to the correct location on the image list the do’s and don’ts of safeguarding your password. a. keep yourself logged in when you leave your computer.b. don’t write your password down and leave it where others can find it.c. share your password with your friends.d.each time you visit a website,retain the cookies on your computer.e. use a long password with mixed characters.1. do's 2. don'ts