Data Digital Communication

1. It is the communication over a link between a single transmitter and a receiver.

Multipoint Communication

Broadcast Communuication

Multipoint Communication mode

Point to point Communication mode

Data Communication mode

2. Primarily used in point-to-point networks, concentrate the waves in one direction much like a flashlight concentrates light in a narrow beam.

Bidirectional Antennas

Yagi Antennas

Directional Antennas

Omni Antennas

Disk Antennas

Panel Antennas

3. The transfer of data or information using digital signals over a point-to-point (P2P) channel.

Digital/Analog Communication

Digital Communication

Analog Communication

Digital/Analog Converter Communication

Analog Converter Communication

Digital Converter Communication

4. The channel is shared among multiple devices or nodes.

Digital communication

Data transmission

Point-to-point Communication

Telecommunication

Data communication

Multipoint Communication

5. Delivers a message to all nodes in the network using a one-to-all association; a single datagram (or packet) from one sender is routed to all of the possibly multiple endpoints associated

Telephone Signakl

Broadcast Signal

Data digital Signal

Video Digital Signal

Analog Signal

Radio Signal

6. A typically produce a lower-quality picture than the original. The picture isn’t quite as sharp, the background is sometimes grainy, and the sound suffers from noise and a reduced frequency response.

Digital Transmissions

Multipoint Communication

Data Transmission

Transmitter

Analog Transmissions

Point-to-Point communication mode

7. A more reliable and less susceptible to noise and interference than analog communication, which makes it a preferred choice for many applications.

Analog Communication

Data Communication

Audio Communication

Digital Signal

Analogue Signal

Digital Communication

8. , The transfer of data or information using digital signals over a point-to-point (P2P) channel. A P2P connection is a mode of communication between two communication endpoints.

Digital communication

Data Transmission

Analog Communication

Audio Transmission

Video Transmission

Digfital Transmission

9. It meant that friends and family couldn’t gather like they used to, so they had to rely on texts, social media, and video calls to stay connected.

Point to Point

Telephone

Social distancing

Email communiucation

Analog communication

Transmitting

10. Time consuming processes like employee records management, employee recruitment, employee onboarding, benefits, and tax forms can all be automated. This frees up government staff to devote their time to more important tasks.

Artificial Intelligence

Automation

Robotic automation

HR Automation

P2P signal

Transmission

11. The data can be transmitted using either analog or digital signals. In Digital Communication, only digital signals are used.

Data Communication

Digital Communication

Analog Communication

P2P Communication

Digital/Analog Communication

Analog/Digital Communication

12. Attenuations limit length of transmission link and data be can tolerated distortion

Data Transmission

Digital transmission

P2P Transmission

Analog Transmission

AudioTransmission

Microwave Transmission

QUIZ 2 DATA DIGITAL COMMUNICATION

1. It consumes high power due to the requirement of greater number of components, higher bandwidth, and high transmission speed.

High power loss

High transmission bandwidth

Noise Interference

High power consumption

High Transmission

2. It refers to the exchange of digital information between the sender and receiver using different devices and methods

Digital Demodulator

Digital Modulator

Communication signals

Digital communication

Communication channel

3. It represented in the form of discrete values is known as digital signal. It is transmitted in the form of bits. Only two bits (0 and 1) work in different combinations

Encoder

Binary bit

Bandwidth

Signal

Noise

4. It refers to data transmission from one place to another. It is the communication between the sender and receiver. A sender is also known as transmitter that transmits the data

communication channel system

Analog Communication system

Digital communication system

Data transmission

Modulator demodulator

5. In a communication system, it converts the non-electrical energy to electrical energy to make it suitable for transmission within the system.

Input Transducer

Source Decoder

Transducer

Channel encoder

Transmission Line

6. The system can cause information loss and distortion.

Source signal

Noise

Interference

Transducer

Analog Signal

7. The signal is demodulated and the source signal is recovered from the carrier signal.

Digital Modulator

Source Encoder

Transmitter

Digital Demodulator

Receiver

8. The medium between the transmitter and the receiver. It helps in transmitting a digital signal from the transmitter to the receiver

digital communication

Communication channel

data transmission

Analog communication

channel Decoder

9. A digital signal that repeats over a period of time is known as _______, such as square wave

Periodic signals

Bitstream

Aperiodic signal

Signal

Noise Interference

10. Known as the logic signal because both represent two bands, HIGH and LOW. 0 and 1 are also represented as the numbers in Boolean domain.

Bit Signal

Binary bit

Analog

Binary signal

Digital

11. It refers to the data transmission in continuous form, while digital refers to the data transmission in the discrete form

Analogue

Digital

Analog

Sampling

Discrete Signal

12. It refers to the exchange of digital information between the sender and receiver using different devices and methods.

Data transmission

Analog Communication

Communication channel

Demodulation

Digital communication