Which of the following identifiers are valid? Which are Java keywords?

miles, Test, a++, 4#R, $4, #44, apps

class, int, x

Which two jobs have high demand need for practitioners (have a skill shortage)

What chage command should you enter at the comman prompt to set the password to jsmith expire after 60 days and gives a warning 10 days before it expires?

The attendance at the Saturday night baseball game was three times the attendance at Sunday's game. In all, 56,000 fans attended the games. How many fans were at each game?

write a c+ + program that reads from the user a positive integer (in a decimal representation), and prints its binary (base 2) representation.

While performing disk and file maintenance on the company file server, you determine a user in the accounting department has been accidentally saving documents to all shared folders on the file server.

Out of a list of the values 2, 45, 18, 22, 8, and 37, what result would the MAX function return?

You have set up remote desktop for the company server running server 2008 so that your users can RDP in from their XP workstations. Users are calling you saying that they are being denied the ability to remote in. What is the most likely reason?

Select the correct answer. Emma, the quality control manager in a software development company, asks the testing team to check whether the user interface is friendly. To which type of testing is Emma referring? A. Usability testing B.

One of the claimed characteristics of a data warehouse is that it is nonupdateable. what does this mean?

Samuel needs to import information from Excel to an Access table, but he wants to ensure that if the source table is changed, the information in Access will be updated automatically.