Most frequently asked questions series 4

1) From the following which of the statement is true
a. Any procedure cannot raise an error and return a system message and error number
b. Error numbers ranging from 20000 to 20999 are system defined error messages
c. Oracle checks uniqueness of user defined messages
d. The Raise_Application_Error is used for raising user defined error messages

2)Which tag can be used to insert a horizontal line on a web page?

a. < hr>
b. < br>
c. < line>
d. < line direction = “horizontal”>

3) Trace the output.

void main()
{
printf("%d",-5%3);
}a. 1
b. 2
c. -2
d. 2.5

4) Which of the following operation can be applied to pointer variable?

a. Multiplication
b. Division.
c. Addition.
d. All of the above.

5) Interrupts which are initiated by an instruction are

a. Internal
b. External
c. Hardware
d. Software

6) Where does a computer add and compare data?

a. Hard disk
b. Floppy disk
c. CPU chip
d. Memory chip

7) The number of possible binary trees with 5 nodes is.

a. 40
b. 41
c. 42
d. 32

8) Bandwidth can be described as:

a. The range of frequencies in a composite signal.
b. The range of frequencies that a channel can pass.
c. The number of bits per second that a channel can transmit.
d. All of the above.

Answers

1) d

2) a

3) c

4) c

5) d

6) c

7) c

8) d