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Questions and Answers
What is the purpose of the 'scanf()' function in C?
What is the purpose of the 'scanf()' function in C?
- To display output to the user
- To calculate mathematical operations
- To take user input (correct)
- To declare variables
What does the '&' sign before a variable represent in C?
What does the '&' sign before a variable represent in C?
- Indicates multiplication
- Is used for increasing the value by 1
- Denotes the power operator
- Represents the address of the variable (correct)
Why is '%f' used in the 'scanf()' function for floats?
Why is '%f' used in the 'scanf()' function for floats?
- To indicate a character input
- To calculate mathematical operations
- For storing integer values
- To represent float values (correct)
What does the conversion format string '%c' do in C?
What does the conversion format string '%c' do in C?
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When using '%d' for 'printf()', what type of value is expected to be displayed?
When using '%d' for 'printf()', what type of value is expected to be displayed?
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What is the major difference between '%c' and '%d' conversion format strings?
What is the major difference between '%c' and '%d' conversion format strings?
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In C, what does 'scanf("%c",&var1)' do?
In C, what does 'scanf("%c",&var1)' do?
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What does the 'return 0;' statement signify within 'main()' function in C?
What does the 'return 0;' statement signify within 'main()' function in C?
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What will be displayed when using 'printf("ASCII value of %d", var1);' in C?
What will be displayed when using 'printf("ASCII value of %d", var1);' in C?
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When taking user input using 'scanf("%f", &a);', what data type is 'a' assumed to be?
When taking user input using 'scanf("%f", &a);', what data type is 'a' assumed to be?
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