# 3i Infotech Placement: Sample Questions 1214 - 1215 of 1245

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## Question 1214

### Explanation

randomize () :

- Randomize initializes the random number generator with a random value.
- Randomize is implemented as a macro that calls the time function prototyped in time. h
- Include time. h when we use this routine

random () :

- The function random () returns a pseudo random integral number.
- This number will be in the range 0 to RAND_MAX.
- The algorithm of rand () uses a seed to generate the series of numbers based on a seed- srand must be used to initialize the seed to some distinctive value.
- The constant RAND_MAX is defined in standard library.
- Return value:
- Will return an integer value between 0 and RAND_MAX.

## Question 1215

### Question

MCQ▾Size of Tablespace can be increased by …

### Choices

Choice (4) | |
---|---|

a. | Cannot be increased |

b. | Adding one or more Datafiles |

c. | Increasing the size of one of the Datafiles |

d. | Question does not provide sufficient data or is vague |

### Answer

b.### Explanation

- Size of tablespace can be increased by adding one or more datafiles.
- The max datafile size is 32gb for a tablespace defined with an 8K block size and 64gb for a tablespace.
- It is defined with a 16K block size.
- If our tablespace is larger than these max file sizes, we will need multiple datafiles.