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programming languages Online Quiz - 265

Description: programming languages Online Quiz - 265
Number of Questions: 20
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Tags: programming languages
Attempted 0/20 Correct 0 Score 0
  1. Reuse your Schema in other Schemas

  2. Create your own data types derived from the standard types

  3. Reference multiple schemas in the same document

  4. All the above


Correct Option: D
    1. May 2001
    1. May 2001
    1. May 2000
    1. May 2002

Correct Option: A

The syntax for defining an attribute is


Correct Option: B

Restrictions on XML elements are called

  1. cards

  2. decks

  3. facets

  4. faces


Correct Option: C

One of the greatest strength of XML Schemas is the support for

  1. data types

  2. images

  3. graphics

  4. functions


Correct Option: A

Which of these are not a kind of complex elements

  1. empty elements

  2. elements that contain only other elements

  3. elements that contain only text

  4. elements that contain only numbers


Correct Option: D

A default value is automatically assigned to the attributes when no other value is specified.

  1. FALSE

  2. TRUE

  3. NOT ALWAYS

  4. NONE OF THESE


Correct Option: B

Evaluate: int fn(int v) { if(v==1 || v==0) return 1; if(v%2==0) return fn(v/2)+2; else return fn(v-1)+3; } for fn(7);

  1. 10

  2. 11

  3. 1

  4. 0


Correct Option: B

What does the following code do: int c=0; cout<

  1. Undefined

  2. 01

  3. 00

  4. 10


Correct Option: A

What does the following do: void afunction(int *x) { x=new int; *x=12; } int main() { int v=10; afunction(&v); cout<

  1. Outputs 12

  2. Outputs 10

  3. Outputs the address of v

  4. Undefined


Correct Option: B

What is the outcome of cout<

  1. 16

  2. 17

  3. 16.5

  4. Undefined


Correct Option: A

Can we have a virtual constructor for a class?

  1. True

  2. False


Correct Option: B

What is the functional difference between myObj *x = new myObj[100]; delete x; and myObj *x = new myObj[100]; delete [] x;

  1. There is none; they both work as expected

  2. They both do nothing.

  3. The first will not invoke all myObj destructors

  4. It would'nt delete all the memory allocated to the objects


Correct Option: C

Which of the following gives the memory address of a pointer a?

  1. a

  2. *a

  3. &a

  4. address(a)


Correct Option: A

Which of the following reads in a string named x with one hundred characters?

  1. cin.getline(x, 100, '\n');

  2. cin.getline(100, x, '\n');

  3. readline(x, 100, '\n');

  4. read(x);


Correct Option: A

What does the argument count variable store which is paased to main()?

  1. the number of arguments

  2. the number of arguments plus one

  3. the number of arguments minus one

  4. The total size of the argument array


Correct Option: B

Which header file do you need to include to use typecasting?

  1. stdin.h

  2. ctype.h

  3. math.h

  4. None


Correct Option: D
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