Chapter 1 NMK30103

____________________________ occurs most often in radio systems whose receiving antennas usually intercept several signal at the same time.

• Noise

• Interference

• Distortion

• Modulation

Two types of noise?

• Internal and External

• Internal and Device

• External and Thermal

• Internal and Bandwidth Limitation

In the design of the communication system, it does not compromise in:

• Transmission time and power

• SNR performance

• Channel equipments

• Bandwidth

Two communication signal variations are _________________________.

• Baseband and Broadband

• Baseband and Frequency

• Broadband and Narrowband

• Baseband and Narrowband

Information theory can be used to determine the ____________________ capacity of a ____________.

• information; data

• information; noise

• information; binary bit

• noise; bit rate

_________________ is defined as any undesirable electrical that fall within the passband of the signal.

• Electrical noise

• Internal noise

• External Noise

• Uncorrelated Noise

______________ unwanted electrical signals that interfere with the information signals.

• Receiver

• Noise

• Transmitter

• Communication channel

_____________ is referred to as transmission of the information in electrical or electromagnetic form.

• Error

• Signal

• Data

• Analog

Basic requirements of communication system are _______________________

• rate of information transfer

• reliability

• simplicity of the system

• complexity of the system

Types of communications modes are ___________________________.

• Simplex

• Half Duplex

• Full Duplex

• Decibel