Which frequency band is used by commercial AM radio stations?

A. extremely low frequency (ELF)
B. very low frequency (VLF)
C. medium frequency (MF)
D. high frequency (HF)


Answer: C

Computer Science & Information Technology

You might also like to view...

Which of the following statements is false?

a. A graphical user interface (GUI) presents a user-friendly mechanism for interacting with an app. A GUI (pronounced “GOO-ee”) gives an app a distinctive “look-and-feel.”. b. GUIs are built from GUI components—sometimes called controls or widgets. c. Providing different apps with consistent, intuitive user-interface components gives users a sense of familiarity with a new app, so that they can learn it more quickly and use it more productively. d. All of the above statements are true.

Computer Science & Information Technology

Identify the letter of the choice that best matches the phrase or definition.

a. Anti-alias f. Opacity b. Contour g. Size c. Fill Type h. Range d. Jitter i. Soften e. Noise j. Source 1. Layer style option that specifies the amount of the blur or the size of the shadow 2. Layer style option that blends the edge pixels of a contour or gloss contour 3. Layer style option that sets the transparency 4. Layer style option that blurs the results of shading to reduce unwanted artifacts 5. Layer style option that creates rings of transparency 6. Layer style option that controls which portion of a glow is targeted for the contour 7. Layer style option that specifies the source for an inner glow 8. Layer style option that sets the content of a stroke 9. Layer style option that assigns the number of random elements in the opacity of a glow or shadow 10. Layer style option that varies the color and opacity of a gradient

Computer Science & Information Technology

If the website is well designed, then you can be assured that the information available on the site is credible

Indicate whether the statement is true or false

Computer Science & Information Technology

In a table of contents, you can differentiate between headings and subheadings, because subheadings will appear ________

Fill in the blank(s) with correct word

Computer Science & Information Technology