A ____ loop is very convenient for cycling through array elements.
A. while
B. do-while
C. switch
D. for
Answer: D
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Which of the following statements is false?
a) Lambda expressions allow you to define simple, anonymous methods. b) A lambda’s return type is listed to the left of the lambda. c) A delegate can hold a reference to a lambda expression that has a signature that’s compatible with the delegate type. d) A lambda expression is called via a variable that references it.
What is wrong with this function?
```int Modulus( int x, int y ) { int z; z = x % y; }``` A. Modulus is a keyword in C++, the function can’t be named that. B. There is no returned value. C. There is nothing wrong with it. D. The function doesn’t use the passed variables.
Computing power is considered a hardware limitation
Indicate whether the statement is true or false
Consider the following relational schema:
Supplier(Name,Part) Project(Name,Part)A tuple, n,p, in the ?rst relation means that supplier n has part p. A tuple n,p in the second relation means that the project named n uses part p. Write the following query in tuple and domain relational calculi: Find the names of suppliers who have a part, that is used by every project .