Test
pash_2
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Preguntas del test (90)
1What is the output of the following code?

- A7
- Bvalue
- C1
- D6
2What is the return type of the function with prototype\: " float func(char x, float v, double t);"
- Achar
- Bint
- Cfloat
- Ddouble
3What is the return type of the function with prototype\: "int func(char x, float v, double t);"
- Achar
- Bint
- Cfloat
- Ddouble
4What is the value of x after the following code executes?

- A10
- B11
- C13
- D0
5What is the value of x after the following code executes?

- A10
- B11
- C23
- D13
6What is the value of x after the following statements?

- A10
- B33
- C3
- D0
7What is the value of x after the following statements?

- A15
- B3
- C4
- D0
8What is the value of x after the following statements?

- A15
- B10
- C5
- D25
9What is the value of x after the following statements?

- A25
- B4
- C5
- D1
10What is the value of x after the following statements?

- A11
- B10
- C0
- D12
11What is the value of x after the following statements?

- A70
- B30
- C3
- D33
12What punctuation ends most lines of C++ code?
- A. (dot)
- B; (semi-colon)
- C\: (colon)
- D' (single quote)
13What punctuation ends most lines of C++ code?
- A.
- B;
- C\:
- D'
14What punctuation ends most lines of C++ code?
- ADot
- BSemi-colon
- CColon
- DSingle quote
15What punctuation is used to signal the beginning and end of code blocks?
- A\{\}
- B-> and
- CBEGIN and END
- D( and )
16What will be printed in the part of the code?

- A1 4 7 10
- B0 3 6 9
- C3 6 9
- D9 6 3 0
17What will be used between the object name and the member name?
- ADot
- BSemicolon
- CColon
- DAnything
18What will be used when terminating a structure?
- ABrackets
- BColon
- CSemicolon
- DDot
19What will output from the following function printOnNewLine; if x \= 3?

- A3
- B0
- CNothing
- DCompile error, because x is int, function is char.
20What will output from the following program?

- AHello will print three times
- BHello will print once
- CHello will print not be printed three times
- DCompile error
21What would be printed from the following C++ program?

- A2 3 6 8 9
- B1 2 5 7 8
- C1 2 3 5 6 7 8
- D1 2 5 7 8 9
22When an equation uses more than one type of operator then the order of precedence has to be established with the different types of operators\:
- AComparison, logical, arithmetic
- BLogical, arithmetic, comparison
- CArithmetic, comparison, logical
- DArithmetic, logical, comparison
23When does the code block following while(x<100) execute?
- AWhile it wishes
- BWhen x is less than one hundred
- CWhen x is greater than one hundred
- DWhen x is equal to one hundred
24When following piece of code is executed, what happens, if b\=2; a \= b++; ?
- Aa contains 2 and b contains 3
- Ba contains 4 and b contains 4
- Ca contains 4 and b contains 3
- Da contains 3 and b contains 3
25When following piece of code is executed, what happens? b\=3; a\=b++;
- Aa contains 3 and b contains 4
- Ba contains 4 and b contains 4
- Ca contains 4 and b contains 3
- Da contains 3 and b contains 3
26Where does the execution of the program starts?
- Auser-defined function
- Bmain function
- Cvoid function
- Dnone of the mentioned
27Where is the mistake of the code?

- AVariable "a" do not have any values.
- BLibrary <xmp><cmath></xmp> didn't included.
- CLibrary <xmp><math.h></xmp> didn't included.
- DLibrary <xmp><fstream></xmp> didn't included.
28Where is the mistake of the code<img src\="@@PLUGINFILE@@/image037.jpg" alt\="">?

- AVariable "a" is not declared.
- BLibrary <xmp><cmath></xmp> didn't included.
- CLibrary <xmp><math.h></xmp> didn't included.
- DLibrary <xmp><fstream></xmp> didn't included.
29Which class should be included to work with files?
- Aiostream
- Bstring
- Ccmath
- Dfstream
30Which conversion is not possible?
- Aint to float
- Bfloat to int
- Cchar to float
- Dall are possible
31Which is not a loop structure in C++?
- Afor
- Bdo while
- Cwhile
- Drepeat until
32Which libraries should be included to get string in a file?
- A<xmp><string> and <fstream></xmp>
- B<xmp><string></xmp> is enough
- C<xmp><fstream></xmp> is enough
- D<xmp><string> or <fstream></xmp>
33Which looping process is best used when the number of iterations is known?
- Afor
- BWhile
- CDo-while
- DNothing
34Which of the following accesses a variable in structure b?
- A<xmp>b->var;</xmp>
- Bb.var;
- Cb-var;
- D<xmp>b>var;</xmp>
35Which of the following accesses a variable in structure mystruct?
- A~<xmp>mystruct ->var;</xmp>
- Bmystruct.var;
- Cmystruct -var;
- D<xmp>mystruct>var;</xmp>
36Which of the following accesses a variable in structure st1?
- A<xmp>st1->var;</xmp>
- Bst1.var;
- Cst1-var;
- D<xmp>st1>var;</xmp>
37Which of the following accesses the seventh element stored in array?
- Aarray[6];
- Barray[7];
- Carray(7);
- Darray;
38Which of the following are themselves a collection of different data types?
- Astring
- Bstructure
- Cchar
- Dinteger
39Which of the following are valid array declaration
- Aintnum(5)
- Bfloat avg[5]
- Cdouble[5] marks
- Dcounter int[5]
40Which of the following can not be used in identifiers?
- ALetters
- BDigits
- CUnderscores
- DSpaces
41Which of the following cannot be used to create a random numbers?
- Astructures
- Bfloat
- Cint
- Dnone of the mentioned
42Which of the following correctly accesses the seventh element stored in alua, an array with 100 elements?
- Aalua[6]
- Balua[7]
- Calua(7)
- Dalua;
43Which of the following correctly declares an array?
- Aint array[10];
- Bint array;
- Carray\{10\};
- Darray array[10];
44Which of the following correctly declares an array?
- Aint anarray[10];
- Bintanarray;
- Canarray\{10\};
- Darray anarray[10];
45Which of the following for headers is not valid for C++ code?
- A<xmp>for (int i \= 0; i<10; i++)</xmp>
- Bint i \=0;
- C<xmp>for (int i \=0; j<10; i++);</xmp>
- Dint j \= 6;
- Eall
46Which of the following gives the memory address of a pointer a?
- Aa;
- B*a;
- C&a;
- Daddress(a);
47Which of the following gives the memory address of a pointer pt1?
- A*pt1;
- Bpt1;
- C&pt1;
- Daddress(ptr1);
48Which of the following gives the memory address of integer variable a?
- A*a;
- Ba;
- C&a;
- Daddress(a);
49Which of the following gives the value stored at the address pointed to by the pointer gala?
- Agala;
- Bval(gala);
- C*gala;
- D&gala;
50Which of the following gives the value stored at the address pointed to by the pointer a?
- Aa;
- Bval(a);
- C*a;
- D&a;
51Which of the following gives the value stored at the address pointed to by the pointer ptr?
- Aptr;
- Bval(ptr);
- C*ptr;
- D&ptr;
52Which of the following identifiers (variable names) is invalid?
- Amy*number
- BMyNumber
- Cmynumber
- Dmy7number
53Which of the following is a complete function?
- Aintfunct();
- Bint funct(int x) \{return x\=x+1;\}
- C<xmp>void funct(int) \{cout&tl;<"Hello"\}</xmp>
- D<xmp>void funct(x) \{cout<<"Hello"\}</xmp>
54Which of the following is a correct comment?
- A*/comment*/
- B**comment**
- C/*comment*/
- D\{comment\}
55Which of the following is a valid function call (assuming the function exists)?
- AFunct@;
- Bfunct x, y;
- Cfunct();
- Dstructfunct();
56Which of the following is address of operator represented by?
- A$
- B\#
- C&
- D@
57Which of the following is illegal?
- Aint *ip;
- Bstring s, *sp \= 0;
- Cint i; double* dp \= &i;
- Dint *pi \= 0;
58Which of the following is input statement in C++?
- Acin
- Binput
- Cget
- Dnone of them
59Which of the following is not a correct variable type in C++?
- Afloat
- Breal
- Cint
- Ddouble
60Which of the following is not a correct variable type?
- Afloat
- BReal
- Cint
- Ddouble
61Which of the following is not a looping statement in C++?
- Awhile
- Buntil
- Cdo
- Dfor
62Which of the following is not a valid escape code?
- A\\t
- B\\v
- C\\f
- D\\wq
63Which of the following is not a valid relational operator?
- A\=\=
- B<xmp>\=></xmp>
- C<xmp>>\=</xmp>
- D<xmp><\=</xmp>
64Which of the following is output statement in C++?
- Aprint
- Bwrite
- Ccout
- Dcin
65Which of the following is required to avoid falling through from one case to the next?
- AEnd;
- BBreak;
- CStop;
- DA semicolon;
66Which of the following is selection statement in C++?
- Abreak
- Bgoto
- Cexit
- Dswitch
67Which of the following is the boolean operator for logical-and?
- A&
- B&&
- C|
- D|&
68Which of the following is the correct operator to compare two variables?
- A\:\=
- B\=
- CEqual
- D\=\=
69Which of the following is the final value of 'i' from the following C++code?

- A5
- B4
- C0 1 2 3 4
- D0 1 2 3 4 5
70Which of the following is the output from the following C++ ?

- A5
- B0
- C4
- D6
71Which of the following is the output from the following C++ code?

- A15 14 13 12 11 10
- B15 14 13 12 11 10 9
- C9
- D15
72Which of the following is the output from the following C++ code?

- A10
- B12
- C3
- D4
73Which of the following is the output from the following C++code?

- A34.4
- Bvalue
- C1
- D0
74Which of the following is the proper declaration of a pointer?
- Aint x;
- Bint&x;
- Cptr x;
- Dint *x;
75Which of the following is the valid array declaration
- Aintnum(5)
- Bint mycat[5]
- CArray. double[5] marks
- DMyarray.counterint[5]
76Which of the following is true for an integer variable?
- A1
- B66
- C-10
- D-1
- EAll of them
77Which of the following is used to terminate the function declaration?
- A\:
- B)
- C;
- Dnone of the mentioned
78Which of the following properly declares a variable of struct foo?
- AStruct foo;
- Bfoo var;
- Cfoo;
- DInt foo;
79Which of the following properly declares struct?
- Astruct \{int a;\}
- Bstructa_struct \{int a;\}
- Cstructa_structint a;
- Dstruct_structa \{int a;\};
80Which of the following shows the correct syntax for if statement?
- Aif expression
- Bif ( expression )
- Cif \{ expression \}
- Dexpression if
81Which operator is used for input stream?
- A~<xmp>></xmp>
- B<xmp>>></xmp>
- C\{\}
- D()
82Which statement of array is true?
- AInt foo[5]\=\{10,20,30\};
- Bint foo[]\{10,20,30\};
- Cint foo[3] \= \{10,20,30\};
- Dint foo[];
83Which stream class is only used to read files?
- Aifstream
- Bofstream
- Ciostream
- Dfstream
84Which stream class is used to both read and write on files?
- Aifstream
- Bofstream
- Ciostream
- Dfstream
85Why do we need library <xmp><fstream></xmp>?
- ATo work with strings
- BTo work with files.
- CTo work with mathematical functions.
- DTo work with our own libraries.
86Why do we need library <xmp><cmath></xmp>?
- ATo work with strings.
- BTo work with mathematical functions.
- CTo work with command line.
- DTo work with our own libraries.
87Write correct function prototype for the function 'intToDouble' that takes an integer argument 'number', and returns a double value.
- Adouble intToDouble( int number);
- Bfloat intToDouble( int number);
- Cdouble intToDouble( double number);
- DintintToDouble( number);
88write mpg() function prototype, that takes two type double arguments and returns a double
- Afloat mpg(int a)\{ float b \= 1; return b;\}
- Bvoid mpg()\{\}
- Cdouble mpg(double a, double b)
- Ddouble mpg(int a, double b)
89Write the correct function definition, where function 'alua' that takes three integers, x, y and z, and returns an integer?
- Adouble alua(int x, int y, int z)
- Bint alua (int x, int y, int z)
- Cintalua (int x, int y)
- Dintfunct (int x, int y, int z)
90You have assigned the address of Value to the pointer P, Which statement will display the value stored in Value?
- Acout<xmp><<</xmp>P;
- Bcout<xmp><<</xmp>*Value;
- Ccout<xmp><<</xmp>&P;
- D<xmp>cout<<* P; </xmp>
Información
- Descripción
- Test sobre pash_2, creado por Максат Аскер el 16/03/2019.
- Autor
- Максат Аскер
- Idioma
- English
- Visitas
- 29
- Valoración
- Aún sin valoraciones Valora este test
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