Computer concepts Exam 2023

Digital literacy - Answer- process of teaching and learning about technology and the use of technology Computer - Answer- Electronic device that receives data, processes data, stores data, and produces a result. Hardware - Answer- the physical parts of a computer user - Answer- anyone who interacts with a computer or mobile device, or utilizes the information it generates PC - Answer- A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use. Personal computers are intended to be operated directly by an end user, rather than by a computer expert or technician. mobile computer - Answer- A portable personal computer designed so that a user easily can carry it from place to place. The difference between a PC and a mobile computer - Answer- A (PC) is a computer that can perform all of its input, processing, output, and storage activities by itself and is intended to be used by one person at a time. A mobile computer is a portable personal computer, designed so that a user can carry it from place to place. Laptops are also called notebook computers. Describe the characteristics and features of a tablet. List several touch screen gestures. - Answer- A tablet is a thin, lighter-weight mobile computer that has a touch screen. Like laptops, tablets run on batteries or a power supply or both; however, batteries in a tablet typically last longer than those in laptops. Touch screen gestures include: tap, double-tap, press and hold, drag or slide, swipe, stretch, and pinch. What is the difference between a desktop and an all-in-one. What additional meaning does the term, desktop, sometimes have? - Answer- You generally buy an AiO computer with the upgrades you already want in place. The all-in-one PC case is within the monitor, so it's unlikely you'll be opening it to change out parts or upgrade storage space without the help of a professional. The term, desktop, also sometimes is used to refer to an on-screen work area on desktops, tablets, and laptops. server - Answer- a computer or computer program that manages access to a centralized resource or service in a network. What services does a server provide? - Answer- Servers can provide various functionalities, often called "services", such as sharing data or resources among multiple clients, or performing computation for a client. Is a mobile device a computer? - Answer- yes. A computing device small enough to hold and operate in the hand. List the characteristics of a smartphone - Answer- Battery life that powers a phone for many hours; Allowing smartphone users to get the most out of their Mobile devices before having to recharge. Speed is yet another sought after feature in a prized smartphone. Consumers seek out smartphones working at high speeds owing to the powerful processors they are powered by. We live in a world powered by visuals and this can be largely credited to digital media. Owing to the need for great visuals; image clarity is one of the most sought after features in a smartphone. Image and video capture capability are two sides of the same coin that smartphone users are willing to pay good money for. Phones that deliver great image and video capture are by far the most popular phones. While people do change their phones often; buyers still tend to prefer features like phone durability and data security. Differentiate among voice, mail, text, picture, and video messages. - Answer- Voice message contains audio of a persons voice. Mail is verbal, written, or recorded communication sent to or left for a recipient who cannot be contacted directly. Text messages are an electronic communication sent and received by mobile phone. Picture messages is the practice of taking a picture with a built-in camera on a mobile phone or other handheld device and sending it to another mobile device or an e-mail recipient. Video messages is the result is a video message a few seconds long with your message superimposed on the frames.