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programming languages Online Quiz - 27

Description: programming languages Online Quiz - 27
Number of Questions: 20
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Tags: programming languages
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TButton caption can be left aligned. Judge the comment.

  1. TRUE

  2. FALSE

  3. True with the help of changing the Bidi alignment.

  4. True by setting proper margin value.


Correct Option: B

What is the ordinal value of 'nodefault' storage specifier of a property?

  1. 2147483647

  2. -2147483647

  3. 0

  4. 2147483648

  5. -1


Correct Option: D

Property can be pass as a var parameters. Judge the statement.

  1. TRUE

  2. True using pointer

  3. FALSE

  4. Some times true, some times false.


Correct Option: C

Components can only be allocated on the -----

  1. Stack

  2. Heap

  3. Register

  4. Floppy

  5. Compact Disk


Correct Option: B

Ultimate base class of all Objects and Components.

  1. TObect

  2. TUnknown

  3. IUnknown

  4. TBase

  5. TComponent


Correct Option: A

Which compiler directive controls whether the reserved word 'string' represents a short string or a long string?

  1. $M+/-

  2. $H+/-

  3. $P+/-

  4. $V+/-

  5. $X+/-


Correct Option: B

Find out the odd one.

  1. Embarcadero

  2. CodeGear

  3. Inprise

  4. Borland

  5. Pascal


Correct Option: E

Which one of the following is not written in Delphi?

  1. Skype

  2. Toad

  3. PL/SQL Developer

  4. MySQL

  5. MySQL Administrator


Correct Option: D

What number is equivalent to -4e3?

  1. -400

  2. .004

  3. -4000

  4. .0004


Correct Option: C

int z,x=5,y=-10,a=4,b=2; z = x++ - --y * b / a; What number will z in the sample code above contain?

  1. 12

  2. 10

  3. 11

  4. 6


Correct Option: B

Code: char* myFunc (char *ptr) { ptr += 3; return (ptr); } int main() { char *x, *y; x = "HELLO"; y = myFunc (x); printf ("y = %s \n", y); return 0; } What will print when the sample code above is executed?

  1. y = LLO

  2. y = LO

  3. y = ELLO

  4. y = HELLO


Correct Option: B

time_t t; Which one of the following statements will properly initialize the variable t with the current time from the sample above

  1. t = ctime();

  2. time( &t );

  3. t = localtime();

  4. t = clock();


Correct Option: D

Code: char *ptr; char myString[] = "abcdefg"; ptr = myString; ptr += 5; What string does ptr point to in the sample code above?

  1. efg

  2. cdefg

  3. fg

  4. None of the above


Correct Option: C

char ** array [12][12][12]; Consider array, defined above. Which one of the following definitions and initializations of p is valid?

  1. char ** (* p) [12][12] = array;

  2. char ***** p = array;

  3. char * (* p) [12][12][12] = array;

  4. const char ** p [12][12][12] = array;


Correct Option: A

Code: #include int i; void increment( int i ) { i++; } int main() { for( i = 0; i < 10; increment( i ) ) { } printf("i=%d\n", i); return 0; } What will happen when the program above is compiled and executed?

  1. It will not compile.

  2. It will print out: i=9.

  3. It will print out: i=10.

  4. It will loop indefinitely


Correct Option: D

Which one of the following C operators is right associative?

  1. =

  2. ,

  3. []

  4. ->


Correct Option: A

Which one of the following statements allocates enough space to hold an array of 10 integers that are initialized to 0?

  1. int *ptr = (int *) malloc(10, sizeof(int));

  2. int *ptr = (int *) calloc(10, sizeof(int));

  3. int ptr = (int *) malloc(10sizeof(int));

  4. int ptr = (int *) alloc(10sizeof(int));


Correct Option: C

Code: FILE *f = fopen( fileName, "r" ); readData( f ); if( ???? ) { puts( "End of file was reached" ); } Which one of the following can replace the ???? in the code above to determine if the end of a file has been reached?

  1. f == EOF

  2. feof( f )

  3. eof( f )

  4. f == NULL


Correct Option: A

Check whether the syntax of the piece of code is correct: text.setBackGround(color.Yellow);

  1. True

  2. False


Correct Option: B

Default layout for frame

  1. Flow Layout

  2. GridLayout

  3. Card Layout

  4. BorderLayout

  5. GridBagLayout


Correct Option: D
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