C language interview questions and answers for freshers
If the amount of data stored in a file is fairly large, the use of random access will allow you to search through it quicker. After the file was opened by the fopen function, the fseek would require three parameters to work: A newline escape sequence can be placed before the actual output expression or after.
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Instead, you pass to it a pointer that will point to quesfions array first element in memory. Latest Articles You are here: It contains bytes of information. The number before the decimal point is for the allotted space, in this case it would allot 10 spaces for the output number. This way of assigning pointer value to a pointer variable at compilation time is known as static memory allocation. The resulting outputs are object codes, which are in a format that can be understood by the computer processor.
The arguments of memmove can overlap in memory. A structure can be defined of collection of ansqers data items.
C Interview Questions and Answers for Freshers
Examples of reserved words are int, void, and return. A queue represents a line wherein the first data that was stored will be the first one that is accessible as well.
C, while object codes are saved with the file extension.
The source stream provides data to a program and it is known as input stream. It can serves as a reminder on what the program is all about, or a description on why a certain code or function was placed there in the first place. The most probable reason behind this error is that the header file for that function was not indicated at the top of the program.
It is made up of the commands and other English-like keywords that are supposed to instruct the computer what to do. Randomize initiates random number generation with a random value. Endless loops are oftentimes referred to as infinite loops.
Files are of two types 1-high level files stream oriented files: Debugging ensures lanfuage removal of errors, and plays an important role in ensuring that the expected program output is met. In the first lnterview, the increment would happen first on variable a, and the resulting value will be the one to be used.
Without initialization, a variable would have an unknown value, which can lead to unpredictable outputs when used in computations or other operations.
Such variables are qualified with the keyword const. In C programming, source codes are saved with the file extension.
Declaring all header files in every program would only increase the overall file size and load of the program, and is not considered a good programming style. The difference between two ways of file inclusion lies in the order in which preprocessor searches for the file specified.
To get free job alert daily subscribe to our email job alert services. Repetitions are also known as loop languzge, and will repeat one or two program statements set by a languxge. This is used to insert a new line when displaying data in the output screen. Free E-mail Job Alerts.
You can write it in code as:.
C Programming Interview Questions
It is used to alias the existing type. June 22, at 1: If the remainder is 0, then that number is even, otherwise, it is odd.
You cannot use reserved words as a user-defined variable. It can be placed anywhere in the program. C Programming Interview Questions Advertisements.