Course C777 Web Development Applications

C777 WEB DEVELOPMENT
APPLICATIONS POST-ASSESSMENT



Which0of0the0following0statements0about0HTML50is0true?0-
0ans✔HTML50does0not0require0third-party0plug-ins0for0video0and0audio0content


What0is0the0purpose0of0using0the0<output>0element0in0a0Web0form?0-
0ans✔It0displays0the0result0of0a0calculation0in0the0form


Why0are0syntax0errors0so0common0when0writing0JavaScript0code?0-
0ans✔Because0JavaScript0is0case-specific


What0CSS30property0can0be0used0to0create0rounded0corners0on0an0image0or0other0el
ement?0-0ans✔border-radius

What0type0of0JavaScript0expression0evaluates0to0true0or0false?0-0ans✔Logical

Which0statement0is0true0about0JavaScript?0-0ans✔JavaScript0is0widely0used0for0client-
side0and0server-side0scripts

You0have0created0a0Web0page0using0the0HTML50<nav>0structural0element0to0define0a
0navigation0area.0Consider0the0following0external0style0sheet0code:


nav0{
float:left;
width:165px;
background:#d8d8d80url(background.gif)0top0right;
height:662px;
}

Where0on0the0page0will0the0image0(background.gif)0appear?0-
0ans✔At0the0top0right0of0the0nav0section


Kate0has0created0a0complex0script0that0she0wants0to0attach0to0multiple0HTML0files,0bu
t0she0also0wants0to0add0a0simple0script0to0only0certain0sections0of0one0page.0What0m
ust0she0do0to0apply0both0scripts?0-
0ans✔She0must0use0separate0<script>0elements0to0call0the0external0script0file0and0to0
embed0a0separate0script

, Vivi0is0creating0a0Web0page0that0will0allow0her0employees0to0upload0their0timesheets0t
o0the0company0intranet.0What0HTML50API0can0she0use0to0restrict0uploads0to0a0specifi
c0file0type?0-0ans✔The0File0API

Which0method0of0form0input0validation0is0sometimes0referred0to0as0"pogo-
sticking"0and0may0lead0to0users0becoming0frustrated0or0impatient0with0the0form?0-
0ans✔Requiring0users0to0click0Submit0before0validation0occurs


Which0HTML50attribute0can0help0users0input0valid0form0data0in0the0<textarea>0elemen
t0by0providing0the0user0with0a0hint0identifying0the0expected0input0in0the0field?0-
0ans✔The0placeholder0attribute


Consider0the0following0code:

<script>
var0v10=0"Blue";
function0f0()
{
v10=0"Green";
alert0(v1);
}
f();
alert0(v1);
</script>


What0is0the0expected0result0when0this0script0is0run0in0the0browser?0-
0ans✔Two0alert0boxes,0both0displaying0the0message0Green


You0are0a0novice0Web0developer,0and0your0mentor0has0suggested0that0you0familiarize
0yourself0with0HTML50and0Cascading0Style0Sheets0(CSS).0Being0somewhat0unfamiliar
0with0CSS,0you0discover0that0it0is:0-
0ans✔a0Web0design0technology0that0enables0you0to0determine0how0the0HTML0elemen
ts0in0your0Web0pages0will0display

Which0CSS0property0can0create0rectangles0with0rounded0corners0around0text?0-
0ans✔border-radius


Which0CSS0property0defines0how0text0should0be0handled0when0it0extends0beyond0its0
allotted0area?0-0ans✔text-overflow

Which0JavaScript0event0occurs0when0the0mouse0pointer0leaves0from0a0link,0image0or0
other0visible0element0on0the0page?0-0ans✔mouseout

Which0CSS30selector0can0you0use0to0apply0a0style0to0the0first0paragraph0of0every0con
tainer0in0a0Web0page?0-0ans✔p:first-of-type