1.0IGCSE Computer Sciencehttps://learnlearn.uk/igcsecslearnlearnadminhttps://learnlearn.uk/igcsecs/author/learnlearnadmin/rich600338<blockquote class="wp-embedded-content" data-secret="mhghobLMnl"><a href="https://learnlearn.uk/igcsecs/verification-validation/">Verification & Validation</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://learnlearn.uk/igcsecs/verification-validation/embed/#?secret=mhghobLMnl" width="600" height="338" title="“Verification & Validation” — IGCSE Computer Science" data-secret="mhghobLMnl" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /*! This file is auto-generated */ !function(c,d){"use strict";var e=!1,o=!1;if(d.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(/[^a-zA-Z0-9]/.test(t.secret));else{for(var r,s,a,i=d.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),n=d.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),o=new RegExp("^https?:$","i"),l=0;l<n.length;l++)n[l].style.display="none";for(l=0;l<i.length;l++)if(r=i[l],e.source!==r.contentWindow);else{if(r.removeAttribute("style"),"height"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if("link"===t.message)if(s=d.createElement("a"),a=d.createElement("a"),s.href=r.getAttribute("src"),a.href=t.value,!o.test(a.protocol));else if(a.host===s.host)if(d.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener("message",c.wp.receiveEmbedMessage,!1),d.addEventListener("DOMContentLoaded",t,!1),c.addEventListener("load",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf("MSIE 10"),a=!!navigator.userAgent.match(/Trident.*rv:11\./),i=d.querySelectorAll("iframe.wp-embedded-content"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute("data-secret")))r=Math.random().toString(36).substr(2,10),t.src+="#?secret="+r,t.setAttribute("data-secret",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute("security"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:"ready",secret:r},"*")}}}}(window,document); </script> Video Tutorial YouTube blocked? Use the Google Drive Version Instead Entry / Input Verification Input verification is the process of checking that user has entered what the user intended to enter. The most common input form of input verification is used in password creation. Whenever you enter a password on website when signing up for… Read More »https://learnlearn.uk/alevelcs/wp-content/uploads/sites/20/2020/03/password-double-entry-verification-cie-a-level-9608-9618.png