Question 1

For _____, the original media file is stored on the media distributor's server, so you can watch the content more than once.

Accepted Answer

On-demand content refers to content that is stored on the media distributor's server and can be accessed and watched multiple times, as opposed to live streaming or traditional telecasts. Downloading content is similar in that it is stored on the user's device but may not be available for multiple viewings from the distributor's server.

Question 2

Nadia is shopping for a phone that can take photos and identify their geographical location.What feature should she look for when comparing phones?

Accepted Answer

Geotagging allows photos to be tagged with their exact location, which would be useful for Nadia's needs of identifying the geographical location of the photos taken.

Question 3

Norma is a graphic designer creating a logo that will be resized often.Which of the following file formats should she choose to create the logo?

Accepted Answer

EPS (Encapsulated PostScript) is a vector format that allows the logo to be resized without losing quality. GIF, JPEG, and TIFF are raster formats that will become pixelated or blurry when resized beyond their original dimensions.

Question 4

What is the primary difference between HTML 5 and Adobe Flash types of web animations?

Accepted Answer

The primary difference between HTML 5 and Adobe Flash types of web animations is that Adobe Flash requires you to use a plug-in but HTML 5 does not. This means that users can view HTML 5 animations without having to download and enable Flash plug-ins on their web browser, which can improve accessibility and user experience.

Question 5

Which technology converts the electric current from a musical synthesizer to digital form so you can play the synthesized music on a mobile device?

Accepted Answer

MIDI technology is specifically designed for converting signals from musical instruments, such as synthesizers, into digital form so they can be played on a computer or mobile device. Voice recognition and read-aloud technology are not relevant to this task, and while computer-aided technology can encompass a wide range of tools and approaches, it does not specifically refer to the process of converting musical signals to digital form.

Question 6

Edwin owns a smartphone with a digital assistant that recognizes words and phrases and provides appropriate answers to his questions.What technology does the smartphone use to make the assistant respond to Edwin?

Accepted Answer

Synthesized speech is the technology used in digital assistants to generate verbal responses to user inputs or questions. This technology converts text into spoken voice output, allowing the assistant to "speak" to the user.

Question 7

Alejandro wants to post an animation on his social media page that shows a series of slightly different images displayed in sequence.What type of animation should he select?

Accepted Answer

Animated GIFs are specifically designed to display a series of images or frames in a sequence, making them ideal for simple animations on social media.

Question 8

Alejandro has a computer with a powerful processor on which he plays a game where he controls the characters' movements.The game produces at least 1 billion bits of information at 60 frames per second for display.Which of the following kinds of gaming is this an example of?

Accepted Answer

The game producing 1 billion bits of information at 60 frames per second for display is an example of real-time animation. This kind of animation involves rendering graphics and producing animations on the fly as the user interacts with the game or simulation, rather than pre-rendering and playing back pre-recorded animations. Virtual reality involves creating a fully immersive 3D environment that the user can interact with, while web animation and stop motion animation involve creating animations using different techniques and tools.

Question 9

A scooter manufacturer wants to increase brand awareness on its website.What type of graphic should the company include on every webpage?

Accepted Answer

Including the company logo on every webpage will help increase brand awareness and recognition. The other options may be distracting or not relevant to the goal of increasing brand awareness.

Question 10

Computer-aided design software helps architects, engineers, and scientists to design, analyze, and manufacture products with the precision of human-level intelligence.Which of the following technologies does CAD incorporate to achieve this?

Accepted Answer

CAD incorporates artificial intelligence and machine learning to achieve precision in design, analysis, and manufacturing. MIDI technology, speech and voice recognition, and streaming and geotagging are not directly related to CAD.

Question 11

A surgeon has to perform a complex brain surgery on a patient.How could she practice her fine motor skills prior to the surgery?

Accepted Answer

Using a motion-sensing game console, such as a Wii or Kinect, could allow the surgeon to practice precision movements and hand-eye coordination similar to what would be required in the surgery. The console can track the surgeon's movements and provide feedback on their accuracy and speed, allowing them to improve their skills prior to the surgery. The other options may have some benefits, but do not specifically target the fine motor skills needed for brain surgery.

Question 12

A digital video that uses the MPEG-4 codec is often used by online streaming services.

Accepted Answer

MPEG-4 is a commonly used codec for online streaming services due to its high compression capability and compatibility with various devices and platforms.

Question 13

Avery wants to replace her cable television subscription with a video streaming service to watch her favorite TV shows.Besides Internet connectivity, what does she need to watch the shows on a TV?

Accepted Answer

To watch streaming services on a TV, Avery would need either a Smart TV that has the capability to connect to the internet and stream content directly, or a TV stick like a Roku or Amazon Fire Stick that can be plugged into a regular TV and connect to the internet to stream content. Option C) normal LED TV does not have the capability to connect to the internet and stream content, option B) USB slot and a drive on her normal TV is not sufficient to stream content, and option D) video projector would require additional equipment and setup to connect to a streaming service.

Question 14

One way to create a solid 3-D image for 3-D animation is to apply highlights and shadows to a _____.

Accepted Answer

Highlights and shadows are applied to a wireframe drawing to create the illusion of depth and solidity, making it appear as a solid 3-D image in animation.

Question 15

Augmented reality gaming hardware includes a headset, a controller, and motion sensors.

Accepted Answer

The answer of Augmented reality gaming hardware includes a headset,...

Question 16

Vivian is using a search engine to find photos for a school project.What search engine tool should she use to find photos she can legally copy and share?

Accepted Answer

Vivian should use a license filter to find photos she can legally copy and share. This tool allows her to search for images with specific usage rights, such as those that are labeled for reuse or labeled for noncommercial reuse with modification.

Question 17

Vijay is creating a cartoon with 3-D objects that have volume and can rotate 360 degrees.What type of cartoon is Vijay making?

Accepted Answer

Vijay is using 3-D objects that have volume and can rotate, indicating that he is creating a 3-D animation. Virtual reality and augmented reality cartoons use a mixture of real and virtual elements, while 2-D animations are flat and do not have volume.

Question 18

Carlos is creating an animation by drawing one image in a frame, followed by another image in a slightly different pose, and so on until the motion is complete.What is this technique called?

Accepted Answer

The technique Carlos is using is called in-betweening. It is a process in animation where intermediate frames are created between the key frames to give the appearance of smooth motion.

Question 19

Ernesto is interested in playing augmented reality games.Which of the following devices should he use for game play?

Accepted Answer

Augmented reality games are designed to overlay digital elements onto the real world, and mobile devices such as smartphones and tablets are the most widely-used platform for these kinds of games. They are portable, have built-in cameras and gyroscopes, and have become powerful enough in recent years to handle the demands of AR games.

Question 20

What do engineers use to create highly detailed and technically accurate drawings?

Accepted Answer

CAD (Computer-Aided Design) software is specifically designed for creating highly detailed and technically accurate drawings. It allows engineers to create 2D and 3D models of their designs, and make changes easily and efficiently. MIDI technology is used in music production and has nothing to do with engineering drawings. HTML 5 is a markup language used for web development and has no relevance to engineering drawings. Virtual world storage may be used to store and display 3D models but it is not the primary software used for creating the drawings.

Quiz 9: Technology and Digital Ethics