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charter test part 2 Flashcards

1
Q

the computer does not recognize letters as letters of the alphabet; it sees the letters as a series of 0’s and 1’s called the —–

A

binary language.

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2
Q

Humans use the ——— to count, measure, and compute.

A

decimal number system

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3
Q

This type of number system is called the ——–, with the prefix bi, which means 2.

A

binary number system

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4
Q

Majority of computer systems use the ———– for converting characters into 0’s and 1’s.

A

American Standard Code for Information Interchange (ASCII)

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5
Q

The ——- is a 7-bit code used to represent letters, numbers, and basic special characters.

A

ASCII code

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6
Q

Computer programmers create —— so that computers can do specific tasks.

A

programs

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7
Q

People who write programs are

A

programmers

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8
Q

Another term used for a program is

A

codes

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9
Q

Writing programs is called

A

programming or coding.

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10
Q

A computer system, on its own, communicates through what is called a

A

system bus.

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11
Q

A —— is a pathway composed of cables and connectors used to carry data from a computer’s peripheral devices-monitor, keyboard, mouse, etc.-to the CPU and the main memory. There are three types of buses: the data bus, address bus, and control bus.

A

system bus

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12
Q

A —–can transfer data to and from the memory of a computer, or into or out of the CPU.

A

data bus

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13
Q

The —— is used by the CPU to specify a physical address for instructions, files, and other devices within the computer system.

A

address bus

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14
Q

A —– is used by CPUs to communicate with other devices within the computer system.

A

control bus

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15
Q

if one tries to save a file to a flash drive that is already removed from the computer, the computer will notify the user with an error message saying that the folder or drive where the file is intended to be saved is no longer existing

A

halt instruction

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16
Q

A —— is an interconnection of two or more computers.

A

computer network

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17
Q

is a type of connection which is often limited to an individual person and his or her personal devices.

A

Personal area network (PAN)

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18
Q

is a connection in which a group of computers and other devices, such as network printers, share a common communications line within a certain area such as a building or a small campus.

A

Local area network (LAN) -

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19
Q

may be less restrictive than LAN as rules and policies may differ within its coverage.

A

Wide area network (WAN) -

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20
Q

may be made of several LANs and PANs.

A

WAN

21
Q

Connections are often categorized generally into two

A

wired communication and wireless communication.

22
Q

is a connection or interface that allows the computer to communicate with system peripherals such as keyboard, mouse, printer, etc. as well as other devices like digital cameras and portable fans.

A

Universal Serial Bus (USB)

23
Q

It is a type of connector that can transmit data to and from devices which have typical high data rates, such as external hard drives

A

FireWire

24
Q

transmits signals between a computer and network devices such as a router, switch, or other computers.

A

Ethernet cable

25
Q

is a connector for transmitting audio/video data which are compatible to computers, projectors, and digital televisions.

A

High-definition Multimedia Interface (HDMI)

26
Q

has been provided on many video cards, computer monitors, laptop computers, and projectors. It is now slowly being phased out in favor

A

Video Graphics Array (VGA) connector

27
Q

was once a standard feature of a personal computer used for connections to modem, printer, mouse, and other peripheral devices.

A

serial connection

28
Q

were used before to connect other computer peripherals such as printers. It has also been replaced since then by the USB connections.

A

parallel connections

29
Q

is a 6-pin connector used to connect the mouse and keyboard to a computer.

A

PS/2

30
Q

are the 3.5 mm jacks used for microphones (as input), and speakers (as output). It uses color codes as well to indicate the type of input and output lines.

A

audio jacks

31
Q

include microwave transmission, satellite communication, cellular transmission, and radio transmission such as WiFi connectivity.

A

Wireless communications

32
Q

uses radio waves to wirelessly transmit information across a network.

A

Wifi

33
Q

uses radio waves to connect to other devices.

A

Bluetooth

34
Q

The connection via Bluetooth is called

A

pairing

35
Q

is a combination of instructions, data, and programs that the computer needs in order to do a specific task.

A

computer software

36
Q

Another term used for computer software is

A

computer programs.

37
Q

are a set of codes or instructions which are usually designed or written by computer programmers using a specific programming language

A

Programs

38
Q

The most common type of programming language used by programmers is called

A

object-oriented programming.

39
Q

The system software also called an ———– is the most important software running on a computer since it manages the computer’s memory and instructions and has the ability to control all the connected hardware and installed software applications.

A

operating system (OS)

40
Q

usually needs an application program to run a certain application on it, or possibly, multiple ones at the same time

A

A desktop or a laptop computer

41
Q

Instead of using a web browser to access all three web sites,——-are used

A

mobile applications

42
Q

have the capacity to run directly on top of the operating system without using web browsers.

A

Mobile applications

43
Q

Two of the most popular desktop system software or OS nowadays are

A

Microsoft’s Windows and Apple’s macOS.

44
Q

consists of programs that are designed to perform specific tasks for users.

A

application software

45
Q

Specific application software products, called ———–, are available from different vendors.

A

software packages

46
Q

is now introduced with the improved internet speed being made available to consumers.

A

online application software

47
Q

are also available for organizations, such as data collection and analysis, especially for those in the marketing industry.

A

online productivity tools

48
Q

people who have no IT background can now create their own blogs and websites through online tools which provide

A

web hosting and web content management

49
Q

are two of the most popular website creation tools available online.

A

Wix.com and WordPress.com

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