If you are considering the overall cost of a device (that is, the cost over its lifetime), what factor (in addition to the initial cost of the device) should you consider first when choosing a printer?
Wired or wireless connectivity
The operating system of host computer
The cost of replacement ink or toner cartridges
The printing quality
You have been diagnosed with carpal tunnel syndrome in your wrists (related to extensive computer usage). What might be a solution for reducing stress on your wrists?
Use a keyboard with internal lighting to support work in low-light conditions.
Use a flat waterproof keyboard
Use a keypad that is projected on an external flat surface
Use a split-style keyboard that separates and angles groups of keys into right- and left-hand portions
What are the two basic categories of input?
Storage and commands
Language and memory
Text and graphics
Data and instructions
Which of the following is not a capability of a multifunction printer?
What are the four basic categories of output?
Text, graphics, audio, and video
Memory, storage, drives, and language
Instructions, pictures, commands, and graphics
Commands, responses, programs, and data
If you want to create a home network and want the greatest flexibility regarding where to locate various computers and other connected equipment around your house, which transmission medium provides the most flexibility and the least installation effort?
Wireless radio waves
Fiber optic cable
To protect the data you send and receive over the network, what other component is critical to install in your home network?
A wire, cable, or fiber optic connection between computers
A hardware or software firewall
An uninterruptible power source
Wireless radio waves
These are waves transmitted from an antenna and can be received by another antenna. Data can be send via these waves. One of the most widely used types are mobile networks and local area networks.
Answer and Explanation: 1
The answers and explanations are below:
1. The cost of replacement ink or toner cartridges
The cost of replacement ink or toner cartridges can be very high, actually way more higher than the printer's cost in the long run. So, a printer needs to be chosen considering this criteria.
2. Use a split-style keyboard that separates and angles groups of keys into right- and left-hand portions
Carpal tunnel is becoming common among people who use keyboard a lot. A person needs to lower the stress on the wrists while typing.
3. Data and instructions
It can either be data or instruction although data can have multiple forms.
Printing, scanning, and faxing is the basics for a multifunction printer.
5. Text, graphics, audio, and video
Output can have different forms such as text, graphics, audio, and video
6. Wireless radio waves
Actually any type of wireless network can give you this flexibility.
7. A hardware or software firewall
Currently, firewall is a standard for a protection
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fromChapter 1 / Lesson 7
Computer hardware is the collection of physical parts of a computer system. This includes the computer case, monitor, keyboard, and mouse. It also includes all the parts inside the computer case, such as the hard disk drive, motherboard, video card, and many others. Computer hardware is what you can physically touch.