Recap - Emerging Tech, Choosing IT Systems, Connectivity

Jonathan has bought a virtual reality headset. However he has found the performance of his computer system is very poor when using it. Which of the following is the most likely reason?

• His computer has poor graphics processing capabilities.

• His internet connection is too slow.

• His PC monitor is too small.

• All of the above.

A large organisation is thinking of using Internet of Things devices in their warehouses. Which of the following are the benefits to them of this?

• The warehouse is more convenient to customers.

• Less staff training is needed to manage the warehouse.

• Reduced errors, such as setting the temperature too high.

• Improved productivity as more tasks can be automated.

What would be a disadvantage to the business of implementing this emerging technology?

• Staff become over-reliant on the technology to do their job.

• Staff require training in order to use this new technology effectively.

• Staff make more mistakes when doing their job.

• Staff are less productive when using new emerging technologies.

Connectivity is about whether the IT system can communicate with other devices you are using with it.

• True

• False

Lizzie is purchasing a new IT system for her home to play high-end video games. Which factors are likely most important to her?

• User Experience

• Productivity

• Specification

• Security

What do we mean by productivity?

• The time involved with putting a new system into effect.

• How quickly tasks can be completed when making use of an IT system.

• How effectively tasks can be completed by the digital technology with as little wastage of resources.

• How a device can connect to a network, such as a LAN or the Internet.

A benefit of VGA is that it sends an audio signal with the video.

• True

• False

Which connector is most commonly used for connecting peripherals?

Aaliyah uses an SATA connector to connect her hard disk drive to her PC. What reasons would she have for using this connection?

• All modern personal computers will be compatible with SATA connectors.

• It has a very fast data transfer speed.

• It has a very long range.

• It supplies power to the hard disk so additional power connectors aren't needed.

Aaliyah also needs to connect several peripheral devices to her personal computer. Why should she use USB for connecting these devices?

• She can connect all the devices to a single USB port (using a USB hub) if she has limited ports available.

• USB can be used over a long range of over 10 metres.

• USB will also provide power to the devices so an additional power connector is not required.

• USB has a locking mechanism to stop the connector falling out.