Options: the lock is obtained only after the transaction has processed., the lock is obtained before the transaction has processed., the lock never needs to be obtained., transactions that are best suited are those with a lot of activity.
Options: a. You can type text directly into a PowerPoint slide but typing in text box is more convenient. b. From Insert menu choose Picture and then From File to insert your images into slides. c. You can display a PowerPoint presentation in Normal, Slide Sorter or Slide Show view. d. You can show or hide task pane from View >> Toolbars
Which one of the following statements most accurately reflects the nature of ac power?
Options: The current in an ac circuit flows in one direction, but changes value periodically, The current in an ac circuit flows in one direction at a steady level, The current in an ac circuit changes direction periodically, The current in an ac circuit flows in two directions at the same time