Which of the following was the first high-level programming language that was actually implemented?
Turing
Ada
Plankalkül
FORTRAN
FORTRAN
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Analyze the following code.
``` Number[] numberArray = new Integer[2]; numberArray[0] = new Double(1.5);``` Which of the following statements is correct? a. You cannot use Number as a data type since it is an abstract class. b. Since each element of numberArray is of the Number type, you cannot assign an Integer object to it. c. Since each element of numberArray is of the Number type, you cannot assign a Double object to it. d. At runtime, new Integer[2] is assigned to numberArray. This makes each element of numberArray an Integer object. So you cannot assign a Double object to it.
What will be displayed after the following program segment is coded and run, assuming the user enters the number 49 at the prompt?
``` Write “Enter a number.”. Write “This program will display its square root.”. Input Number Write “The square root of “+Number+“ is “+Sqrt(Number)+“.”.``` a. The square root of 7 is 49. b. The square root of Number is 7. c. The square root of 49 is 7. d. An error message
Given the following array, which will return the index value of the element "tennis" and store it in a variable named tennis?
``` var sports = new Array("football", "baseball", "soccer", "tennis", "basketball", "wrestling"); ``` a. ``` tennis = 3; ``` b. ``` tennis = sports(3); ``` c. ``` tennis = sports.indexOf("tennis"); ``` d. none of these
Descriptive text or instructions that inform a user about the restrictions for entering data in a cell.
What will be an ideal response?