What statement correctly describes the pathping diagnostic command?
A. It polls another TCP/IP node showing the path through routers along the way, including packet loss.
B. It polls another TCP/IP node to verify you can communicate with it.
C. It displays information about the TCP/IP session from that computer.
D. It shows the number of hops and other routing information on the path to the specified server or host.
Answer: A
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In the mid-1980s, Microsoft developed the ________ operating system based on a graphical user interface with buttons, textboxes, menus and other graphical elements.
a) Unix b) Macintosh c) Linux d) Windows
Write an application that allows users to add appointments to an appointment book that uses the Java Speech API (Fig. 28.18). When the user clicks the Add JButton, the application adds the name, time and date of the appointment to three ArrayLists, respectively. When the user clicks the Get Appointments JButton, the application speaks the time and date of the appointment that the user has with that person.
a) Copying the template to your working directory. Copy the C:Examples Tutorial28ExercisesAppointmentBook directory to your C:SimplyJava direc- tory.
b) Opening the template file. Open the AppointmentBook.java file in your text editor. c) Importing the Java Speech API packages. Import the javax.speech and the
javax.speech.synthesis packages.
d) Declaring instance variables. At line 48, declare three instance variables of type ArrayList to store the date, time and person with which the user has an appoint- ment. Declare an instance variable of type Synthesizer, which will be used to speak text.
e) Creating a Synthesizer object. Inside the AppointmentBook constructor, create a
Synthesizer object, allocate the resource and get the synthesizer ready to speak.
f) Adding code to the addJButtonActionPerformed method. Find the addJButtonAc- tionPerformed method, which immediately follows createUserInterface. Add code to the addJButtonActionPerformed method so that the information provided by the user is
Case 4-1Carter has written a program that has some errors that he needs to fix.Carter thinks his program is stuck in an infinite loop. What should he do to his PC to make it stop?
A. Unplug the computer. B. Press Ctrl+C. C. Press Ctrl+Alt+Delete. D. Restart the computer.
To access the Step-by-Step Mail Merge Wizard, click Start Mail Merge on the ____ tab.
A. Home B. Insert C. Mailings D. References