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Higher Computing (ISDD) > Scholar Mix > Flashcards

Scholar Mix Flashcards

1
Q

Web page meta data can contain

A

The author, date created and search engine information

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2
Q

File format used for photographic images

A

JPEG

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3
Q

Supports true colour

A

JPEG

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4
Q

Amount of compression varies

A

JPEG

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5
Q

Video file size can be calculated by

A

Resolution X colour depth X frame rate X time (Secs)

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6
Q

Methods of reducing web page loading times

A

Compressing the background image
Combining two JavaScript files linked to the web page
Linking external scripts at the end of the HTML page

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7
Q

Usability can be helped by

A

Using responsive web design methods Designing separate mobile and desktop versions

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8
Q

Processors can be compared by

A

Whether it is a mobile or desktop processor
Clock speed
Number of cores

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9
Q

RAM features

A

Volatile and editable

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10
Q

ROM features

A

Permanent and random access

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11
Q

Cache features

A

Located close to or on the processor

Fast access

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12
Q

Menu-Driven Interface

A

Presents options for the user to pick from

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13
Q

Incremental backup

A

Used to store all changes since the last backup of any kind
Fastest type of backup
Takes longest to restore data

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14
Q

Speed of data transfer is affected by

A

Errors during transfer and interference

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15
Q

Solid state storage is available in

A

A range of capacities to suit all needs and budgets

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16
Q

Solid state storage uses

A

Less power than hard drives which means that batteries can last longer in portable devices

17
Q

Solid state storage advantage

A

Robust due to lack of moving parts

Easy to carry around as they are smaller

18
Q

Why are there more computers available today than twenty years ago?

A

They have faster processors
Cheaper devices
Portable
More memory

19
Q

Forms can be used as

A

A front end within a database

Higher Computing (ISDD) (17 decks)

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