Sprint 1.1 Recent Technological Advances

What is a biometric recognition system primarily used for?

• To customize user interfaces

• To authenticate a user's identity

• To create social media accounts

• To automate bill payments

Answer explanation

A biometric recognition system is primarily used to authenticate a user's identity by analyzing unique physical characteristics, such as fingerprints or facial features, ensuring secure access.

Which of the following is NOT a type of biometric measurement?

• Facial recognition

• Retina scan

• Fingerprint mapping

• Voice modulation

Answer explanation

Voice modulation is not a biometric measurement. Biometric measurements include unique physical traits like facial recognition, retina scans, and fingerprint mapping, while voice modulation refers to changes in voice tone or pitch.

What does a customizable interface allow users to do?

• Change the device's hardware

• Connect to social media

• Adapt technology to personal preferences

• Increase internet speed

Answer explanation

A customizable interface allows users to adapt technology to their personal preferences, enabling them to modify settings, layouts, and features according to their needs, enhancing usability and satisfaction.

Which of the following is an example of automatic adjustments in technology?

• Updating social media profiles

• Changing font size

• Automatically paying bills

• Manually setting the air conditioner

Answer explanation

Automatically paying bills is an example of automatic adjustments in technology, as it involves a system that processes payments without manual intervention, unlike the other options which require user input.

What is the primary function of social media?

• To sell products online

• To create and share content

• To provide technical support

• To automate tasks

Answer explanation

The primary function of social media is to create and share content, allowing users to connect, communicate, and express themselves. While selling products and providing support are possible, they are secondary to content creation and sharing.

What was Facebook originally created for?

• To connect friends and family

• To connect university students

• To post tweets

• To share photos

Answer explanation

Facebook was originally created to connect university students, allowing them to share information and communicate within their campuses. This focus on students set the foundation for its later expansion to a broader audience.

What is a tweet?

• A type of social media post on Instagram

• A photo shared on Snapchat

• A message not exceeding 280 characters on Twitter

• A video shared on Facebook

Answer explanation

A tweet is specifically defined as a message on Twitter that can contain up to 280 characters. This distinguishes it from posts on other social media platforms like Instagram, Snapchat, or Facebook.

How does Instagram display content?

• In a grid format

• In a list format

• In a slideshow format

• In a feed-like format

Answer explanation

Instagram displays content in a feed-like format, allowing users to scroll through posts continuously. This format emphasizes a dynamic and engaging experience, unlike static grid or list formats.

What is one feature of a customizable interface?

• Facial recognition

• Voice recognition

• Changing font size and style

• Automatic updates

Answer explanation

A customizable interface allows users to change font size and style, enhancing readability and personal preference. This feature directly supports user customization, unlike the other options which are not related to interface customization.

Which of the following is an example of automation in smartphones?

• Downloading apps

• Changing wallpaper

• Automatically adjusting screen brightness

• Manually adjusting volume

Answer explanation

Automatically adjusting screen brightness is an example of automation, as it adjusts settings based on ambient light without user intervention. The other options require manual input.