C++ Exam #1

1. 1C++ requires that you give variables names that indicate what they are used for.

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2. 2Machine language is a high level language.

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3. 3Software engineering is a field that encompasses designing, writing, testing debugging, documenting, modifying and maintaining programs

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4. 4Arithmetic operators that share the same precedence have right to left associativity.

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5. 5Floating point constants are normally stored in memory as doubles.

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6. 6The preprocessor executes after the compiler.

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7. 7Pseudocode is a form of program statement that will always evaluate to false.

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8. 8The cin statement will stop reading input when it encounters a new line input.

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9. 9In programming the terms line and statement always mean the same thing.

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10. 10A preprocessor directive does not require a semicolon at the end.

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11. 11A variable called avg should be declared as an int type because it will probably hold data that contains decimal places.

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12. 12If you do not follow a consistent programming style, your programs will generate compiler errors.

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13. 13A cpu really only understands instructions that are written in machine language.

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14. 14In C++ keywords are written in all lowercase letters.

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15. 15C++ does not have a built-in datatype for storing strings of characters.

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16. 16The only difference between the get function and insertion operator is that get reads the first character type, even if it is a space, tab, or enter key.

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17. 17If you want to know the length of a string that is stored in a string object, you can call the object's size member function.

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18. 18When typing in your source code into a computer you must be very careful because most of your C++ instructions, header files, and variable names are case sensitive.

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19. 19Escape sequences are always stored internally as a single character.

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20. 20When the fixed manipulator is used the values specified by the set precision manipulator will be the number of digits to appear after the decimal.

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21. 21The ____ decodes an instruction and generates an electrical signal.
    

    1. AControl Unit
    2. BLiterals
22. 22In a C++ program two slash marks indicate…

    1. AThe Beginning of a comment
    2. BVariables
    3. CA Program
23. 23These are the data items whose values do not change while the program is running.
    

    1. ARam
    2. BCin
    3. CLiterals
24. 24The ____ statement causes a program to wait until information is typed on the keyboard until the enter key is pressed.

    1. ACin
    2. BVariable
    3. CDirective
25. 25When this operator is used with string operands It concatenates them or joins them together
    
    

    1. A(++)
    2. B(-)
    3. C(+)
    4. D(-+)
26. 26This manipulator is used to establish the field width for the value immediately following.
    

    1. Afield_width
    2. Bsetw
    3. Cset_field
27. 27At the heart of a computer is its CPU, its job is to…

    1. A(Fetch instructions, carry out operations commanded by the instructions, produce some outcome or resultant information.)
    2. B( a code editor, a compiler or interpreter, and a debugger, accessed through a single graphical user interface (GUI). )
    3. C( To identify the location of a byte in memory)
28. 28An IDE typically consists of …

    1. AVariables
    2. BActual devices that make up equipment
    3. CCompilers
    4. D( a code editor, a compiler or interpreter, and a debugger, accessed through a single graphical user interface (GUI). )
29. 29The purpose of a memory address is …

    1. AA program
    2. B( To identify the location of a byte in memory)
    3. CCarry out operations
30. 30Programmer defined names of memory locations that may hold data are…
    

    1. Aa Program
    2. BProcessor Directive
    3. CVariables
31. 31A ___ is a set of instructions that a computer follows to solve a problem.
    

    1. AA Program
    2. BProcessor Dircetive
    3. Clostream header file
32. 32A statement that starts with a # sign is called a…
    

    1. AIostream header file
    2. BProcessor Directive
    3. CNull terminator
33. 33The __ causes the contents of another file to be inserted into a program
    

    1. A(#include transmitter)
    2. B(#include negative)
    3. C(#include positive)
    4. D(#include directive)
34. 34You must have a ____ for every variable you tend to use in a program

    1. AQuotient
    2. BNarrative
    3. CDefinition
    4. DCombination
35. 35The numeric data types in C++ can be broken down into two general categories
    

    1. AInteger and floating point numbers
    2. BSingle, Double
    3. CLeft, Right
    4. DLength, Width
36. 36In any program that uses the cin object you must include ___
    

    1. AIostream header file
    2. BNull Terminator
    3. CParentheses
37. 37A character literal enclosed is __ quotation marks and string literal is enclosed in ___ quotation marks.
    

    1. ASingle, Single
    2. BDouble, Double
    3. CSingle, Double
    4. DSingle, Triple
38. 38In memory C++ automatically places a ___ at the end of string literals.
    

    1. ADevice
    2. BCompiler
    3. CParentheses
    4. DNull Terminator
39. 39The function pow(x,5) requires this header file.
    

    1. Aamath
    2. Bbmath
    3. Ccmath
    4. Ddmath
40. 40If you want the user to enter then length, width, and height from the keyboard which cin statement is correctly written.

    1. A(cin.get(length, width, height);
    2. B(cin(length, width, height);
    3. C(cin.get(length, width );
    4. D(cin(height);
41. 41You can use these to override the rules of operator precedence in a mathematical expression

    1. AComma
    2. BParentheses
    3. CVariables
    4. DOctal
42. 42This manipulator causes the field to be left justified with padding spaces printed to the right.
    

    1. ARight
    2. BLeft
    3. CLeftRight
    4. DRightLeft
43. 43What does the term hardware refer to…
    

    1. AComputers
    2. BTerminals
    3. CActual devices that makeup equipment
    4. DCreating and Debugging a system
44. 44Which of the following best describes an operator…
    

    1. AAn operator allows you to perform operations on one or more pieces of data.
    2. BAn operator allows you to apply variables on one or more pieces of data.
    3. CAn operator allows you to perform compilations on one or more pieces of data.
    4. DAn operator allows you to apply data on one or more pieces of data.
45. 45The programming process consists of several steps which include…
    

    1. A(Design, Creation, Testing and Debugging)
    2. BVariables, Devices, Hexadecimal and octal
46. 46The computer's main memory is commonly known as…
    

    1. AMotherboard
    2. BPower Supply
    3. CRam
    4. DCPU
47. 47____ are used to translate each source code’s instructions into the appropriate machine language instruction
    

    1. AMonitors
    2. BVariables
    3. CCompilers
48. 48For every opening brace in a C++ program there must be a…
    

    1. AClosing Brace
    2. BOpening variable
    3. COpening Brace
    4. DClosing Variable
49. 49The ___ is or are used to display information on the computer screen.

    1. AMonitor
    2. BIf you don't know this ur dumb-_-
50. 50___ represents storage locations in the computer’s memory.
    

    1. ARam
    2. BOctal
    3. CVariables
51. 51Besides decimal two other numbering systems you might encounter are…

    1. AVertical and Horizontal
    2. BTriagonal and Vertical
    3. CHexadecimal and octal
52. 52The ___ is an operator that always follows the cin object and the ___ always follows the cout object.
    

    1. A>> <<
    2. B<< <<
    3. C>> >>
    4. D<< >>
53. 53___ reads a line of input including leading and embedded spaces and stores them in a string object.

    1. Aoline
    2. Bgetline
    3. Chelpline
    4. Dtretline
54. 54This function tells the cin object to skip one or more characters in the keyboard buffer

    1. Acin.stop
    2. Bcin.skip
    3. Ccin.decline
    4. Dcin.ignore
55. 55When a variable is assigned a number that is too large for its data type it ____
    

    1. AUndervalues
    2. BOvervalues
    3. COverflows
    4. DUnderflows

Descripción

Programming Test sobre C++ Exam #1, creado por Christopher Grus el 02/11/2022.

Autor

Christopher Grus

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English

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