How do you define a string?

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Explain how can you determine the size of an allocated portion of memory?

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What are data structures in c and how to use them?

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Program will then find the largest of three numbers using nested if-else statements. User is prompted to enter three numbers. Program will find the largest number and display it on the screen. All three numbers entered by the user are also displayed. If user enters 21, 33, and 5, the output should be as follows: You entered: 21, 33 and 5. The largest number is 33.

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Determine if a number is a power of 2 at O(1).

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a parameter passed between a calling program and a called program a) variable b) constant c) argument d) all of the above

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Whats wrong with the following function char *string() { char *text[20]; strcpy(text,"Hello world"); return text; }

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pascal triangle program

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What does the function toupper() do?

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Which header file is used for clrscr?

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Is there any demerits of using pointer?

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How can you avoid including a header more than once?

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