The physical layer, in reference to the OSI model, defines
Options: data link procedures that provide for the exchange of data via frames that can be sent and received, the interface between the X.25 network and packet mode device, the virtual circuit interface to packet-switched service, All of the above
. If you are working in English (US), Chinese or Japanese, Excel 2002 can speak data as you enter it, to help you verify accuracy. How do you activate this feature?
Options: a. Point to speech on the tools menu, and then click show text to speech toolbar. b. Click validation on the data menu c. Point to speech on the tools menu, and then click speech recognition d. All of above
Options: The area between firewall & connection to an external network
B. The area between ISP to Military area Â Â Â Â Â Â
C. The area surrounded by secured servers
D. The area surrounded by the Military
Ans:– A ,
If you need to double underline a word, how will you do that?
Options: a. Go to Format menu and then Font option. Open Underline Style and choose Double Underline
b. From Format menu choose Font option and then from Font tab open Underline Style and select Double Underline
c. Select the text then choose Format >> Font and on Font tab, open Underline Style and choose Double Underline
d. Click double underline tool on formatting toolbar
Which one of the following principles best describes the basic operation of a generator?
Options: Like magnetic poles repel; unlike poles attract, Current is induced in a conductor that is moving through a magnetic field, Like magnetic poles attract; unlike poles repel, Current flowing through a conductor generates a magnetic field
Which one of the following statements most accurately applies to the frequency of a waveform?
Options: The actual frequency of a sine waveform is 1.41 times the working frequency, Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz, The higher the amplitude of a waveform, the higher its frequency, The longer the period of a waveform, the lower its frequency
Options: a. Select Edit > Select > Column from the menu b. Click the column heading letter c. Hold down the shift key as you click anywhere in the column. d. Hold down the Ctrl key as you click anywhere in the column