Recall & Review
beginner
What is the size of a
char in C?A
char in C is always 1 byte. It is the smallest addressable unit of memory.Click to reveal answer
beginner
How many bytes does an
int typically use in C?An
int usually uses 4 bytes on modern systems, but it can vary depending on the system and compiler.Click to reveal answer
beginner
What is the difference between
float and double in terms of storage size?float typically uses 4 bytes, while double uses 8 bytes, allowing double to store more precise decimal numbers.Click to reveal answer
beginner
What does the term 'storage size' mean in C programming?
Storage size refers to how many bytes a data type or variable occupies in memory.
Click to reveal answer
intermediate
Why does the size of
int vary on different systems?Because C is designed to be portable, the size of
int depends on the system architecture and compiler to optimize performance.Click to reveal answer
How many bytes does a
char occupy in C?✗ Incorrect
A
char always occupies 1 byte in C.Which data type usually uses 8 bytes in C?
✗ Incorrect
double typically uses 8 bytes to store decimal numbers with more precision.Why can the size of
int vary between systems?✗ Incorrect
The size of
int depends on system architecture and compiler design.What does storage size measure in C?
✗ Incorrect
Storage size measures how many bytes a variable or data type uses in memory.
Which data type is smallest in storage size?
✗ Incorrect
char is the smallest data type, using 1 byte.Explain the typical storage sizes of basic C data types like char, int, float, and double.
Think about how much memory each type usually takes on modern systems.
You got /4 concepts.
Why does the size of an int vary on different computers?
Consider how C adapts to different hardware.
You got /4 concepts.