Test: HTML vs XHTML - Class 3 MCQ

Numeric character reference uses the format &#nnnn, nnnn represents decimal format. We can also use hhhh in place of nnnn for hexadecimal form and its syntax will be like &#xhhhh; In XML documents use &#xnnnn; semicolon is mandatory.

“character entity reference” term is not used by XML instead XML defines five “predefined entities” which are & [&], < [<], > [>], " [“] and ' [‘].

Cent is only HTML character entity. Other entities like quot, lt, gt, apos, amp are for the use of both HTML and XML. The Unicode point in Hex for apos is U+0027, for lt is U+003C, for cent is U+00A2, for quot is U+0022.

&image is used for imaginary part. &aelig, &aring, &ecirc are all punctuation character. We represents &aelig by the number &#230, &aring by &#229, &image is by &#8465, &ecirc by &#234.

&harr is for left right arrow, &clubs for club suit, &hearts for heart suit, &spades for spade suit. Number representation of &harr is &#8596, &clubs is &#9827, &hearts is &#9830, &spades is &#9824.

For inverted question mark we used &iquest, &oline is for overline, &permil is for per mille, &prime is for feet sign. In number &iquest is &#191, &olin is &#8254, &permil is &#8240, &prime is &#8242.

&uacute defines latin letter u with acute, &ucirc is for u with circumflex, &ugrave is for u with a grave.

Character entity reference declaration is done by syntax <!entity name “value”> in HTML and in XML. This syntax is define in Document Type Definiton(DTD).

The format for character entity reference is &name; name is case-sensitive alphanumeric string and semicolon is necessary.

There is only five entity in XML that are predefined and those are quot, It, gt, apos, amp. Copy is used in HTML, quot, apos, gt was first introduced by XHTML 1.0. Copy was first introduced by HTML 3.2. Unicode code point for copy is U+00A9.

&acute is character entity and denote small a of latin language. &quot, &para, &not are punctuation character entities. Number representation of &quot is &#34, &para is &#182, &not is &#172, &acute is &#180.

&crarr represents a downwards arrow with corner leftwards. &zeta is for greek small letter zeta, &upsih is for greek upsilon, &oelig is for latin small letter o. Number for &crarr is &#8629, for &zeta is &#950, for &upsih is &#978, for &oelig is &#339.

&loz is for the shape lozenge, &uarr is for upward arrow, &rarr for rightwards arrow, &larr for leftwards double arrow. The number for &uarr is &#8593, for &loz is &#9674, for &rarr is &#8594, for &larr is &#8592.

We used &trade for the trademark sign, &shy is used for soft hyphen, &sect for section sign, &real for real part symbol. In number &shy is denoted by &#173, &trade by &#8482, &sect by &#167, &real by &#8476.

&uArr is used for an upwards double arrow, &uarr is for upwards arrow, &rarr for rightwards arrow, &darr for downwards arrow.