Computer concepts Tech 1

The largest network in the world is [the]: a) Facebook b) Internet c) supercomputer d) web

Internet

smartphones

The most widely used handheld computers

The purpose of software is to convert ____ into information

data

information

processed facts

modem

widely used communication device that modifies audio, video, and other types of data into a form that can be transmitted across the internet.

general-purpose applications

widely used in nearly all career areas. they are the kinds of programs you have to know to be considered an efficient and effective end user.

Real-Time Operating System (RTOS)

An operating system that reacts to current events and actions occurring around it.

Standalone Operating System

An operating system that works on a desktop computer, laptop, notebook, or any portable computing device.

RAM is a type of: a) computer b) memory c) network d) secondary storage

B) memory

Solid-State storage uses rigid metallic platters to store data sing the magnetic charges of the disks surface

False

The keyboard, mouse, display, and system unit are: hardware output devices storage devices software

Hardware

compact disc (CD), digital versatile ( or video), discs (DVDs), Blue-ray disc (BD)

Optical disc

Windows 10 or Mac OS

Use stand alone operating systems

Cloud computing

Uses the Internet and the Web to shift many computer activities from a user's computer to computers on the Internet

network

a communication system connecting two or more computers Largest kind is the internet

Software

a program that consist of the step by step instructions that tell the computer how to do its work. Another name for a program.

wireless revolution

a revolution that will dramatically affect the way we communicate and use computer technology

System software

allows application software to interact with the computer hardware. This is the background software that helps the computer manage it own internal resources.

Communication devices

allows personal computers to routinely communicate with other computer systems located as near as the next office or as far as halfway around the world, using the internet.

Wireless communication, cloud computing, IoT

are driving the mobile internet.

Wireless communicaion

changed the way we communicate with one another

Uses the Internet and the web to shift many computer activities from a user's computer to computers on the Internet. a) cloud computing b) high definition c) network d) solid - state storage

cloud computing

system software is not a single program but a ____ of programs

collection

Application Software

computer software created to allow the user to perform a specific job or task

System unit

container that houses most of the electronic components that make up a computer system

microprocessor

controls and manipulates data to produce information

worksheet files

created by electronic spreadsheet to analyze things like budgets and to predict sales.

Presentation files

created by presentation graphics programs to save presentation materials. For example a file might not contain an audience handouts, speaker notes, and electronic slides.

Document files

created by word processors to save documents such as memos, term papers, and letters

Application software

described as end user software.

The type of file created by word processors, for example, memos, term papers, and letters. a) database b) document c) presentation d) worksheet

document

Solid-state storage

does not have any moving parts. is more reliable, and requires less power. It saves data and information electronically similar to RAM except that it is not volatile.

internet

expands the capability and usefulness of info systems

A browser is an example of system software

false

Application software is "background" software which helps the computer manage its own internal resources

false

RAM will retain data when the computer is turned off

false

Smartphones are a type of handheld computer that do not need input ,output ,processing ,or storage

false

a system unit consists of the keyboard and the monitor

false

antivirus software is a windows utility that is unnecessary as long as you are careful browsing the internet.

false

insurance companies are most likely to use personal computers to process information about millions of policyholders

false

system software might be described as end user software

false

two important components of the system unit are the keyboard and the hard disk

false

A browser is an example of a: a) general-purpose application b) specialized program c) system application d) utility program

general purpose application

smartphones tablets keyboards mice displays system units etc

hardware

Memory

holding area for data, instructions, and information

Secondary storage

holds data and programs even after electric power to the computer system as been turned off.

Specialized applications

include thousands of other programs that are more narrowly focused on specific disciplines and occupations. Two of the best known are graphics and web authoring programs.

data

includes text numbers images sounds etc......

internet

information systems provide a way to connect to other people and computers through this

Personal computers

known as PCs, the least powerful computer yet the most popular. There are five types

Although not as powerful as a supercomputer, this type of computer is capable of great processing speeds and data storage. a) mainframe b) midrange c) laptop d) tablet

mainframe

virus

malicious programs that are all too often deposited onto your computer from the internet. can damage software and hardware, as well as compromise the security and privacy of your personal data.

two most important components of a system unit are ____ and _____

microprocessor, memory

Network operating systems

networks use _____ _____ systems

Mainframe computers

occupy specially wired air conditioned room. Although not nearly as powerful as supercomputers, mainframe computers are capable of great processing speeds and data storage. Insurance companies use these to process info about millions of policy holders.

Programs that coordinate computer resources, provide an interface, and run applications are known as: application programs operating systems storage systems utility programs

operating systems

Utilities

perform specific tasks related to managing computer resources. One of the most essential that every computer system should have is an antivirus program.

Desktop

personal computer small enough to fit on top of or alongside a desk yet are too big to carry around.

laptop computer

personal computer, known as notebook computer. Portable and lightweight. fit into most briefcases.

productive

personal computers are all about making people more____

operating systems

programs that coordinate computer resources, provide an interface between user and the computer, and run applications.

web

provides a multimedia interface to the numerous resources available on the internet

RAM

random-access memory. Type of memory that holds program and data that is currently being processes. Sometimes referred to as temporary storage. content will be lost if the electric power to the computer is disrupted.

Midrange computer

referred to as servers. Less powerful than mainframe, more powerful than personal computer. Originally used by medium size companies or departments of large companies to support their processing needs. Most widely used today t support or serve end users for such needs as retrieving data from a database or supplying access to application software.

procedures

rules or guidelines for people to follow when using software, hardware, and date

Unlike memory, this type of storage holds data and programs even after electric power to the computer system has been turned off a) Primary b) RAM c) ROM d) Secondary

secondary

Mobile apps

small programs primarily designed for mobile devices such as smartphones and for tablet computers. There are over half a million apps. most popular are for networking, playing games, and downloading music/videos.

Apps

small, downloadable software programs that can run on smartphones and tablet devices

Tablets

smaller lighter and generally less powerful than laptops. fo not have keyboard.

embedded operating system

smartphones, tablets, and other mobile devices use ________ _____ ____. also known as RTOS

hardware is controlled by ______

software

the most important kinds of secondary media are ______,__________, and ______

solid-state storage, hard disc, and optical discs

Connectivity

the capability of your personal computer to share information with other computers.

Internet of Things (IoT)

the continuing development of the internet that allows everyday objects embedded with electronic devices to send and receive data over the internet.

hardware

the equipment that processes the data to create information

Supercomputer

the most powerful type of computer. Used in very large organizations. Used to process massive amounts of data.

input devices

translate data and programs that humans can understand into a form that computers can process. Keyboards, mouse

Output device

translate the processed information from the computer into a form that humans can understand. Display (monitor)

Four common types of files are document files, worksheet files, database files, and presentation files

true

Highly structured and organized data is stored in database files

true

another name for a midrange computer is server

true

secondary storage will retain data when the computer is turned off

true

software is another name for program or programs

true

system software is a collection of programs

true

the most common input devices are the mouse and the keyboard

true

the purpose of software is to convert data into information

true

to be an effective and efficient computer user you need to recognize the role of information and technology in your personal and professional life.

true

Blue-ray disc

type of optical disc .

Database files

typically created by database management programs to contain highly structured an organized data. For example, an employee database file might contain all the workers names, social security numbers, job titles, and other related info.

hard disc

typically used to store programs and very large files. Using rigid metallic platters and read/write heads that move across the platters, data and information are stored using magnetic charges on the discs surface

data

unprocessed facts

optical disc

use laser technology to store data and programs

Apple's watch is what type of computer? a) laptop b) smartphone c) tablet d) wearable

wearable