Data Transmission Quiz

What is the primary use of the payload in a data packet?

• Stores the error-checking code

• Contains the actual data being sent

• Manages the data flow

• Stores address information

What happens if a data packet is corrupted during transmission?

• The entire message is resent

• Only the corrupted packet is resent

• The message is discarded

• The error is ignored

What type of error-checking does a checksum provide?

• Ensures each packet’s sequence

• Verifies data accuracy through a calculated sum

• Detects the data packet’s origin

• Encrypts the packet

In which mode of data transmission can data flow only in one direction?

• Full-Duplex

• Half-Duplex

• Simplex

• Serial

What type of transmission method is used when streaming video?

• Serial Transmission

• Packet Switching

• Simplex Transmission

• Circuit Switching

What information does the trailer of a packet generally contain?

• Protocol information

• Data encryption key

• Error-checking code

• Packet sequence

Which device can act as a traffic manager in a network, directing data packets?

• Modem

• Switch

• Router

• Hub

Which of these is a real-life example of serial transmission?

• Keyboard to computer

• Printer to computer

• Email transfer

• Video streaming

What does USB stand for?

• Universal System Bus

• Universal Serial Bus

• Unique System Bus

• Unified Serial Bus

Which error detection method sends data back to the sender for verification?

• Parity Check

• Checksum

• Echo Check

• CRC