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A projection keyboard is a form of computer input device whereby the image of a virtual keyboard is projected onto a surface: when a user touches the surface covered by an image of a key, the device records the corresponding keystroke.
Which kind of keyboard projects an image of a keyboard on a flat surface *?
Projection. Projection keyboards project an image of keys, usually with a laser, onto a flat surface.
What is the term for the picture video message?
Multimedia Messaging Service (MMS) is a standard way to send messages that include multimedia content to and from a mobile phone over a cellular network. Users and providers may refer to such a message as a PXT, a picture message, or a multimedia message.
Which design of tablet has an attached keyboard?
One design of Tablet PC, called a convertible tablet, has an attached keyboard. Another design, which does Page 3 not include a keyboard, is called a slate tablet (for example iPad) and provides other means for typing.
Which of the following is a device that plugs in a USB port on the computer or mobile device and contains multiple USB ports?
A USB hub is a device that expands a single Universal Serial Bus (USB) port into several so that there are more ports available to connect devices to a host system, similar to a power strip.
What is another name for a standby UPS?
A standby UPS, also called an “offline UPS,” is the most common type of UPS found in a computer or office supply store.
What kind of software consists of programs designed?
Application software consists of programs designed to make users more productive and/or assist them with personal tasks.
What is a picture text?
Sending picture text messages allows you take photos on your cell phone and send them to your loved ones quickly. If you think you’ll be sending a lot of picture text messages, you’ll want to find a phone that allows you take pictures and easily transfer them to text messages.
How does texting a picture work?
MMS allows for longer text messages (SMS has a 160-character limit) and supports pictures, video, and audio. You’ll see MMS in action when someone sends you a message as part of a group text or when you receive a picture or video clip in your phone’s texting app.
How do MMS work?
MMS messages are delivered using a combination of SMS and WAP technologies. When a mobile phone receives an MMS message, what it is actually receiving is an MMS notification message which it receives over SMS (WAP Push). The MMSC receives the MMS message submission and validates the message sender.
What are the two types of design of tablet pcs?
tablet (tablet PC) Convertible tablets. These typically have a display that rotates 180 degrees and can be folded to close, screen up, over an integrated hardware keyboard. Hybrid tablets. Rugged tablets.
Which tablet is best for typing?
The best tablets with keyboards of 2021 Galaxy Tab S7 Plus. Samsung’s finest tablet yet. iPad Air 4 (2020) Why go Pro when the Air is this good? Samsung Galaxy Tab S6. Best Android tablet with keyboard. iPad Pro 12.9. Best tablet with keyboard for creatives. Surface Book 3. Premium piece of kit. Panasonic Toughbook CF-33.
Can you attach keyboard to tablet?
It is possible to connect a keyboard and mouse to a tablet computer. We recommend you to use a keyboard that supports BlueTooth. A USB keyboard can generally also be used with a tablet computer, but a BlueTooth keyboard are very smooth to use because they are very easy to connect and no cable is needed.
Which of the following server types is housed in a slot on a metal frame?
30 Cards in this Set Two main components on the motherboard are processor, Memory A ________ server is a server that is housed in a slot on a metal frame. rack With weights that exceed 100 tons, ________ can store more than 20,000 times the data and information of an average desktop. supercomputers.
Which of the following is a USB port?
A USB port on a computer is a small port that allows a variety of USB compatible devices to be connected to it. Some examples of devices that connect to a USB port include printers, computer mice, keyboards, MP3 players and external hard drives.
Which of the following describes an Ultrabook?
A thin laptop that uses a low- power processor. Which of the following best describes an ultrabook? A thin laptop that uses a low-power processor.
What does an inverter do?
It’s a device that converts direct current (DC) electricity, which is what a solar panel generates, to alternating current (AC) electricity, which the electrical grid uses. Fundamentally, an inverter accomplishes the DC-to-AC conversion by switching the direction of a DC input back and forth very rapidly.
What is better UPS or AVR?
An AVR provides 24/7 protection to your appliances. It does so by regulating the voltage fluctuations that occur in the power supply. This ensures the output voltage delivered to the appliance remains constant at all times. A UPS ensures uninterruptible power supply during power outages.
What is computer SMPS?
The full form of SMPS is Switched Mode Power Supply also known as Switching Mode Power Supply. It is a PSU (power supply unit) and is usually used in computers to change the voltage to the appropriate range for the computer.
What is application software with example?
An application program (application or app for short) is a computer program designed to carry out a specific task other than one relating to the operation of the computer itself, typically to be used by end-users. Word processors, media players, and accounting software are examples.
Which is not an example of application software?
The correct answer is DOS.
What is the so called heart of the computer?
The CPU, or rather microprocessor, is the heart of any computer system.
What is multimedia picture?
Multimedia is the field concerned with the computer-controlled integration of text, graphics, drawings, still and moving images (Video), animation, audio, and any other media where every type of information can be represented, stored, transmitted, and processed digitally.
How do you text a picture?
Select the + icon, then choose a recipient or open an existing message thread. Select the + icon to add an attachment. Tap the Camera icon to take a picture, or tap the Gallery icon to browse for a photo to attach. Add text if desired, then tap the MMS button to send your image with your text message.
What is MMS and its architecture?
The MMS Architecture is the set of standards used by the Multimedia Messaging Service in mobile networks. The standards are prepared by 3GPP.
