science

Multiple frames interface

Multiple frames interface is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Multiple frames interface rather than just read about it. In short: A multiple frames interface (MFI) is a type of user interface which displays information in a set of frames or panels that can be scrolled vertically on a screen. It is an integrated interface designed to bring together virtually all the services of an internet portal or an operating system onto a single screen.

Key takeaways

Multiple frames interface belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Multiple frames interface to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Multiple frames interface from memory before moving on to harder problems.

Reference excerpt

A multiple frames interface (MFI) is a type of user interface which displays information in a set of frames or panels that can be scrolled vertically on a screen. It is an integrated interface designed to bring together virtually all the services of an internet portal or an operating system onto a single screen.

History Paned windows were introduced in file browsers in the 1990s in order to divide the window into sections for a more intuitive approach. Netscape 2.0 introduced the elements used for html frames in the 1990s (see Netscape Navigator). At that time, Netscape proposed frames to the W3C for inclusion in the HTML 3.0 standard. IGoogle with its gadgets is an early type of MFI.

Description An MFI consists of a set of panels that can be maximized, minimized, restored, or moved, being tiled on a scrollable "page" on the screen. As of January 2009, only HTML-based MFIs are functional, and no "desktop" versions are available. The HTML-based MFI is an alternative to the web desktop, allowing simultaneous use of multiple rich web applications.

Advantages The MFIs have several advantages over desktop environments:

From a visual standpoint, the work with frames is more fluent. Frames do not overlap on the screen. The number of frames on the screen is limited to a number that can be handled by the user. Several frames are permanently on screen.

Shortcomings Scrolling the set of frames can be difficult. Many panels open permanently use more memory.

External links iGoogle MultiPane

Worked examples

Example 1 — a first encounter with Multiple frames interface

Start with the simplest possible case. Write down what Multiple frames interface claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Multiple frames interface before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Multiple frames interface ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Multiple frames interface

In research: Multiple frames interface appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Multiple frames interface in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Multiple frames interface is common in secondary-school and first-year university syllabi. It links to neighbouring topics User interface techniques, User interfaces, Widget engines, so understanding it makes those chapters shorter.
In everyday life: Look for Multiple frames interface outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Multiple frames interface in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Multiple frames interface means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Multiple frames interface out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Multiple frames interface in simple terms?

Why does Multiple frames interface matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Multiple frames interface?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Multiple frames interface.