Net1MidtermExam-Q2

Which of the following terms describes the position of a waveform relative to time zero?

• A

• B

• C

• D

Which characteristic of a wave is measured in volts, amperes, or watts?

• A

• B

• C

• D

When describing the number of waves made per second, what term is used?

• A

• B

• C

• D

What term refers to the horizontal distance of a wave from a point to the corresponding point on the next wave?

• A

• B

• C

• D

Which of the following network communication that describes file transfer between two terminals through a network cable?

• 
• 
• 

Which computer network is considered the largest in the world?

• ARPAnet

• LAN

• WAN

• PAN

Which aspect of a signal emphasizes its role in conveying information about something?

• Means of communication

• Communicated information

• Electronics transmitted information

• Visible signs or indications

Which type of signal is used in telegraphy, telephony, radio, radar, or television?

• Visible signals

• Magnetic field strength signals

• Communicated information signals

• Electronics transmitted signals

Which type of signal involves intensity variations in an image?

• Electrical signals

• Acoustic signals

• Video signals

• Biological signals

What role does noise play in the context of signals?

• It enhances signal clarity

• It acts as a form of interference

• It supports synchronization

• It facilitates data transmission