What is important topics in C-language for interviews???

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Can teach any computer subjects for classes BCA,BCS ,BE(computer) and MCA

Functions, Arrays , String, pointers , structures
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Computer Science Tutor

Basic concept on C (like operators in C,data types, looping- if else, for, while, do while), array, pointer, string, function, recursion, searching, sorting, file handling and another important thing is Data structure in c ( Stack, queue, linked list etc).
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well dear all the things are...starting from the "Hello World" to handling with data structures..... i don't recommend graphical part and C under windows..as interviewer are only interested in core concepts and how logically sound you are.....
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Freelance technical trainer / consultant (Embedded systems, Automation / Scripting) : C, Linux, Embedded systems, python, perl, tcl

Everything is important. I do not recommend partial study.
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Features of POP, Dynamic Memory Allocation, Functions(Pass by value & address), Loops, Arrays, structures, pointers, Files, Data Structure Using C
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Computer Science Educator with25 years of teaching experience of onlie and Offline education

Important topics in C language are 1. Function 2. Arrays 3. Structue and Unioin 4. Pointers
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Strings, pointers, preprocessor, functions to name a few.
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Computer Subjects

Pointers, arrays, structures, control statements, call-by-value and call-by-reference, storage classes etc...
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Interested in online lecturer job for computer science students

Adding some more topics here 1. Life time of a variable? - ( ex: static & global variables has lifetime from start to end of the program. like we have to know for stack & heap variables) 2. Data memory model: static area - static & global variables stored here stack area - stack variables stored...
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Adding some more topics here 1. Life time of a variable? - ( ex: static & global variables has lifetime from start to end of the program. like we have to know for stack & heap variables) 2. Data memory model: static area - static & global variables stored here stack area - stack variables stored here ( it will expands & shrinks when the program is executed) heap area - runtime variables (when we use malloc) stored here 3.How the memory leak is happening with an example (we can explain it with malloc() and free() functions). read less
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Expert in Computer & Math, Science

Declaration and definition of a variable/function, different storage class specifiers in C, use pointers in a C program, NULL pointer, local static variables.
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