The dialog box in windows vista appears each time a user attempts to perform an action that can be done only with administrative privileges. a user account confirmation b user account control c user access control d user access confirmation

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. data comparison c. validation testing d. stress testing e. destruction testing

Animations and transitions are added from the

What is wi-fi infrastructure? a metropolitan area network that uses radio signals to transmit and receive data a communications technology aimed at providing high-speed wireless data over metropolitan area networks a means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves includes the inner workings of a wi-fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a wi-fi signal