Programming in Objective C (Chapter 4)
About this set
Created by:
GoatFeather on December 5, 2011
Subjects:
iOS, Objective C, Programming, iPhone, iPad
Description:
These flashcards are for Stephen Kochan's Programming in Objective C, Chapter 4. Enjoy and please leave comments! Thanks.
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21 terms
Terms | Definitions |
|---|---|
 Every value (whether it's a char, int, or float) has _______ associated with it | Range of Values |
| The amount of memory allocated for the basic data types is? | Machine (or implementation) dependent |
| Under Mac OS X, you can compile an application as either 32-bit or 64-bit. What does this mean? | An int takes up either 32 or 64 bits. |
| To display a floating point using NSLog, ____ or ____ can be used. | %f or %g |
| To display a float in scientific notation use... | %e |
| To express something in scientic notation use this format | 3.14e4 |
| Use ___ to display the value of a char variable | %c |
| To display the value of a "long" variable | the letter l is placed before the integer format characters (Do the same with short and long long and unsigned) |
| The ____ data type is ued to stoare an object of any type | id |
| A leading zero in fornt of an int indates the constant is in ____ notation? | Octal (base 8) |
| A leading 0x indicates is in _____ notation | Hexadecimal (base 16) |
| The associative property of an operator determines? | Whether the expression is evaluated from "left to right" or from "right to left" |
| Whenever you divide two integer terms, the Objective-C system performs the operation... | using integer division |
| A ____ operator is one which operates on a single value | unary |
| What has the highest precedence of any arithmetic operator? | unary minus and unary plus and a type case (float) |
| What is the modulus operator? | % Returns the remainder |
| To display the "%" symbol using NSLog, type... | %% |
| Whenever a floating-point value is assigned to a an integer variable in Objective-C, the decimal portion of the float is? | truncated |
| How do you combine the arithmetic operators with the assignment operator? | op= (ie += or -=) |
| Change "count = count + 10" to take advantage of assingnment operators | count += 10; |
| What does this mean? a /= b + c | a = a / (b+c) |
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