This free online course takes a deep dive into the subject of pointers in C programming. It begins by discussing the use of pointers for direct memory access and manipulation in C. The material moves on to teach you about changing the memory location contained within a pointer and talks about pointers containing memory locations of multi-byte variables. It then explains how pointers have memory addresses and introduces the char pointer and explains why you need to learn pointers in C programming.
Furthermore, you will be learning about the important concept of constants and string literals in C programming before reviewing and clarifying some of the information you have learnt. Next, you will study both strings and constants in C, and a new way to visualize random access memory (RAM). You will also be learning how to use a pointer to directly manipulate data in memory in C programming.
Finally, you will study the character string as an array of characters in C programming. Whether you are aiming towards a career in computer programming or simply want to build your knowledge in one of the most popular program languages, this course is a great choice.
Advantages and disadvantages
Advantages
Free to study, and short.
Completely free.
Self-paced: start any time.
Disadvantages
Certificates and diplomas are paid, and not widely recognised by employers.
Quality varies a lot between publishers; check the ratings.
The site shows many ads on the free plan.
Learning is free, but the certificate costs money.
Some points apply to every course of this kind; see how we rank.
Free to study
Free: Every module is free with an Alison account (with ads).
Certificate: Optional and paid: a digital or printed certificate or diploma.
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