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GCSE ICT > Topic 1: let's communicate > Flashcards

Topic 1: let's communicate Flashcards

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0
Q

Multifunctional

A

Having the ability to do many different things on the same device.

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1
Q

Smart phone

A

A phone offering advanced features. Eg the ability to send emails and surf the internet

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2
Q

Picture resolution

A

Refers to the quality and detail that can be shown on the screen of the mobile. The higher the resolution, the better the quality of the image displayed on the screen. This is measured in pixels

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3
Q

Camera resolution

A

The amount of detail that the camera picks up in one picture, the higher the resolution the more detail the camera picks up, but this means the files are big. The resolution is measured in megapixels (MP)

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4
Q

Storage capacity

A

The amount of space the phone has in it’s internal memory to store applications, pictures, sounds, videos. This is measures in gigabytes. (GB)

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5
Q

Memory card

A

A secondary storage device that allows the user to store, back up, copy and remove their files. Users can choose an appropriate card size depending on their needs. Memory card size is measures in (GB)

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6
Q

SD and SDHC cards

A

Secure digital (SD) cards are one type of flash memory card which can store up to 2GB of data. Secure Digital High Capacity (SDHC) cards are also a type of flash memory card and are ideal for video cameras because the can hold 32 GB of data

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7
Q

File Format

A

The particular code that a file is stored in. Different software and devices use different formats, this can cause problems if a device cannot decide the information

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8
Q

Compatible

A

The ability of a device to communicate and share information with another device.

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9
Q

Bluetooth

A

Allows the exchange of data over short distances from fixed and mobile devices. In order for the devices to communicate they must be able to understand the Bluetooth rules (protocols).

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10
Q

WiFi

A

Wireless fidelity. It is similar to Bluetooth in that it is used to exchange data, but the signals can travel further distances.

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11
Q

Global Positioning System (GPS)

A

A navigational system used in many devices which gives current location, directions from current location to a specified destination and distance from current location to a specified destination using signals from satellites.

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12
Q

Assisted GPS (AGPS)

A

Technology that has been built into mobile phones. When the signal between a mobile phone and satellites is weak, the signal sent by the mobile phone is diverted to mobile masts which identify the phone’s exact location and allow the user to carry in using the feature.

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13
Q

User interface

A

The way in which a user interacts with a system such as a computer or mobile phone, eg keypad, screens, menu and icons.

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14
Q

Repetitive strain injury (RSI)

A

Damage caused to muscles, tendons, ligaments, nerves or joints usually because if repeating the same action.

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15
Q

Etiquette

A

A set of rules people try to abide by out of respect of the people around them

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16
Q

Public domain

A

Materials that are available for anyone to use for any purpose (not subject to copyright)

17
Q

Laptop

A

A portable computer designed to fit on the lap. It carries out that same functions as a desktop computer but it is more compact so it is light enough to be carried around.

18
Q

Notebook

A

Similar to a laptop but even more compact. The name comes from it’s small size, compared to that of a notebook.

19
Q

Netbook

A

Similar to a notebook but designed mainly for wireless communication via email, messaging and access to the internet. A NetBoot is usually cheaper and has a lower specification compared to laptops and notebooks. They increasingly have solid state memory.

20
Q

Personal digital assistant (PDA)

A

A portable device that is small enough to hold in the palm of a hand. It usually contained an address book, note making features, telephone and internet facilities. It allows data to be exchanges with computers.

21
Q

Desktop computer

A

A stationary computer usually consisting of a tower and separate monster. It is generally more powerful and has a larger storage capacity than a portable computer.

22
Q

Portable computer

A

Designed to allow the user to use the computer on the move, e.g. Laptop, notebook, Netbook and PDA.

23
Q

Specification (spec)

A

The technical details of a device or system.

24
Q

Primary storage

A

Built-in storage to be directly accessed by the central processing unit. (CPU)

25
Q

Network

A

Devices connected together to allow communication and exchange of data.

26
Q

Peripherals

A

External devises connected to a computer, eg printer, microphone

27
Q

Software

A

Programs that give instructions to a computer and which allow the user to carry out different tasks.

28
Q

Real time

A

The actual time during which something takes place without noticeable delays.

29
Q

Emotion

A

The use of icons or text to portray mood or facial expressing. Eg. :) when happy or :( when sad.

30
Q

VoIP (Voice over Internet Protocol)

A

This technology is used to make telephone calls via the internet usually at a cheaper cost.

31
Q

3G

A

Third-generation wireless communication allows high speed wireless data transfer.

32
Q

Latency

A

Time delay between the moment something is indicated and the moment it becomes detectable

33
Q

Internet service provider (ISP)

A

A company that provides internet access to its customers.

34
Q

Future proofing

A

Anticipating future developments when you buy something in the hope that it will not go out of date quickly. Future proofing can be expensive, as buying something top of the range will cost more than if you wait a while.

35
Q

Social networking site

A

An online community where people can communicate and share information

36
Q

Blog

A

Short for “weblog” a shared online journal where people can post diary entries about their personal experiences and hobbies.

37
Q

Browser

A

A software application for retrieving, presenting and navigating information resources on the World Wide Web

38
Q

Spam

A

Unwanted or junk email sent to lots of recipients at the same time.

39
Q

Protocol

A

A set of rules used by computers to communicate with each other across a network. Without protocols, computers would not be able to communicate effectively.

40
Q

Personal learning

A

Learning that is tailored towards the individual to allow them to make progress.

41
Q

Collaboratively

A

Working together with other people.

GCSE ICT (2 decks)

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