21 Questions
What is the correct syntax to increment a variable in C++?
i += 1
Which of the following represents a postfix operation in C++?
d++
In C++, which operation is used for decrementing a variable by 1?
i = i-1
What does the 'prefix' operation do to a variable in C++?
Increments the variable before evaluation
Which syntax correctly decrements a variable in C++?
d--
What is the result of the expression 'i -= 1' in C++?
Decrementing the variable by 1
In postfix notation, what is the result of evaluating $5(7 + 3)$?
50
What is the value of $x$ in the expression $x+ +$, according to the given context?
4
What is the value of $z$ if $z = --x - y$ and $x = 3, y = 4$?
1
What does the keyword 'if' represent in programming?
A conditional statement
In programming, what is the purpose of the 'else' keyword?
To indicate an alternate execution path in a conditional statement
In programming, what does the 'switch' statement do?
It provides an alternative for if-else statements
In the given context, what is being tested?
Switch statement in C++
What does 'case const 1: case const2 :case const3: stat; break' represent in the context?
A switch case with multiple constant values
Which element of the given code terminates the execution of the switch statement?
break
What is the purpose of 'default: stat' in the provided code?
To handle any unmatching cases in the switch statement
What is 'Exp1. Exp2 : Exp3' referred to as in C++?
Conditional operator
What does 'switch(exp' indicate in C++?
Beginning a switch statement
What does 'آﺧﺮ ﻟﻠﺘﻌﻠﻴﻤﺔ :switch' mean in English?
Switch statement label
What is the significance of 'exp1 { ;case const 1: case const2 :case const3: stat; break' in a switch statement?
Setting conditions for switch cases
What is the primary purpose of the code snippet provided?
Handling different cases based on a condition
Test your knowledge of C++ operators, including increment and decrement operators, prefix and postfix notations, and the order of evaluation. Practice solving expressions and understanding the behavior of different operators.
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