click below
click below
Normal Size Small Size show me how
v-4.02
responsive web design
| Question | Answer |
|---|---|
| <div> tag | a division or a section in an HTML document is used to group block elements to format then with css can be nested meaning a tag contained within a tag |
| <table> tag | should not be used for layout tables are intended for presenting tabular data |
| <header> tag | specifies a header for a document or section |
| <header> element | should be used as a container for introductory content |
| <footer> tag | defines a footer for a document or section |
| <footer> | typically contains the author of the document copyright information links to terms of use contact information etc |
| <nav> tag | defines a set of navigation links only intended for major block of navigation links |
| device pixel | the smallest element on the screen; also known as physical pixel |
| screen density or pixel density | the number of device pixels on a physical surface, if is often measured in pixels per inch |
| resolution | a simple count of the number of pixels across the entire width and height of a device |
| viewport | the rectangular area ( measure in pixels) that is viewable on a device |
| mobile accessibility | making websites and applications more accessible to people with disabilities when they are using mobile devices |
| reference pixel | a new pixel that should look exactly the same in all viewing situations |
| responsive web design | RWD takes existing techniques involving flexible grid layout flexible images and media and media queries creating a unified approach to wen design |
| fixed-width layout | has a wrapper (or container) that is fixed width and the components inside it have either percentage widths or fixed widths |
| fluid or liquid layouts | define dimensions in percentages rather then pixels |
| absolute units | include pixels (px) recommended for screens occasional print points (pt)- recommended for print not for screens |
| relative units | include em a( font size of the element) recommended for screen or print |
| % percentage | recommended for screen print |
| em | a unit of measurements in the field of typography equal to the currently specified point size equal to the default size of 16px |
| bitmap pixel | the smallest unit of data in a raster image |
| css pixel | a unit of measurement for a web pages |