Test in mathematics
Let's start with the math, because it is the Queen of Sciences and the cornerstone (as they say), programmers can do without it, but the basic knowledge of the science of algebra usually necessary in science programming. In addition, the mathematics, science interesting, he says, "Turing", the founding father of computer science, and this has repeatedly stressed.
There are many sites on the Internet that lets you work test your abilities and knowledge in algebra, including site Math10 , the site also provides many computational tests, as well as mathematical problems. There freemathpracticetest that provides you with thousands of questions at various levels.
Test in English
If you want access to advanced levels in the field of programming, a math and knowledge of the codes is not enough, but you need to know and learn English. They are one of the main requirements for foreign companies and even the Arab hire you, even if you want to work online with free work sites, or so-called freelancer, you need as well as to the language, in short English will be forced to Talmanma even programming languages own terms English.
There are many articles in professional code of a group of sites and sources to learn this language, but today you propose to site ilsenglish that tests your knowledge of this language and also determines your level.
If you're looking for more in-depth testing Fjamah Cambridge offers you a test on the Internet for free, which helps in determining your level of language proficiency and evaluate your knowledge of the rules and vocabulary, spelling and others.
Test in programming
Now we come to the axis of a subject test your abilities in programming, of course there are many of the Internet that contains many experiments and tests on different programming languages sites, so we chose you to some of these sites.
I suggest you site brainbench which contains many of the rigorous testing in a variety of programming languages, but of course, is in English, so it would be wonderful for those who do not have problems with the language, there is a list of free tests such as Python and C ... etc. If you want to take advantage of you first registered on the site must. You can also get a certificate.
There is also another site which coderbyte which I advise you to do, whether you're a novice or an average experience, as it provides you with many of the software tests applied in a variety of programming languages such as java, php, javascipt, ruby ...