Computer Science Data Transmission Quiz

Scarlett is sending a large file to her friend Priya over the internet. What is the primary purpose of breaking the data into packets before transmission?

• To reduce the number of packets

• To allow for easier control

• To increase file size

• To enhance security

During a school project, Maya is trying to send a large data file to her friend Elijah. She wonders, what is the maximum size of a typical data packet that can be sent over the network?

• 256 kiB

• 128 kiB

• 32 kiB

• 64 kiB

During a school project, Anika is sending a presentation to her classmates. Which section of the data packet contains the actual data being transmitted?

• Trailer

• Payload

• Sequence

• Header

Ethan is sending a letter to Abigail. What does the header of the letter include?

• Only the content of the letter

• Address of the sender

• Only the letter sequence number

• The end of the letter

Ethan is trying to send a large video file to his friend Maya over the internet. Instead of sending the entire file at once, he decides to break it down into smaller packets. What is this method of data transmission called?

• Transmitting data without any packets

• Breaking down files into smaller packets

• Sending all data at once

• Using a single route for data

During a group project, Mason and Noah are discussing their ideas over a video call. Which type of transmission allows them to talk and listen to each other at the same time?

• Serial

• Simplex

• Half-duplex

• Full-duplex

During a class project, Aria and her team decided to send messages to each other using a communication method. What is a characteristic of serial data transmission that they should consider?

• Multiple bits sent simultaneously

• Faster than parallel transmission

• One bit sent at a time

• Requires more hardware

Ava is sending a package to her friend Olivia using a delivery service that uses packet switching. What is a drawback of this method?

• Packets are always the same size

• Packets are easier to control

• Packets can be lost

• Packets can take different routes

Sophia is planning to set up a communication system between two cities that are far apart. She needs to choose a method of data transmission that works best for long distances. Which method should she choose?

• Parallel transmission

• Full-duplex transmission

• Half-duplex transmission

• Serial transmission

In a school project, Aria is sending a digital report to her teacher. What is the role of the trailer in the data packet that contains her report?

• To hold the data

• To provide the recipient's address

• To identify the sender

• To indicate the end of the packet