________ work(s) by using radio waves to communicate with radio antennas placed within adjacent geographic areas.
Fill in the blank(s) with the appropriate word(s).
Answer: Cell phones
You might also like to view...
Access time is the average time it takes the read-write heads to locate and collect data from the disk.
Answer the following statement true (T) or false (F)
?Sean is working on a mail merge. Since he is not allowed to post letters to the recipients due to his company's policy on sustainability and responsibility, he decides to e-mail the message. Which of the following should Sean do after selecting the recipients in Outlook?
A. ?He should write the message in Microsoft Word to copy it into the email body. B. ?He should use the Insert Merge Fields button to insert an e-mail address field. C. ?He should use the Merge to E-mail dialog box. D. ?He should click Forward message to the recipients in Outlook.
A coworker asks your opinion about how to minimize ActiveX attacks while she browses the Internet using Internet Explorer. The coworker recalls there is a setting in the Internet Options dialog box to prompt the user before downloading ActiveX controls, but can’t remember which tab to use. Which of the following tabs will you suggest to the coworker?
A. Security tab B. Privacy tab C. General tab D. Programs tab
____ ensures that users do not change values inadvertently that are critical to the worksheet.
a. Cell protection b. A data table c. The formula checker d. Range Finder