# 3i Infotech Placement: Sample Questions 764 - 766 of 1245

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## Question 764

### Question

MCQ▾

The perimeter of a square inscribed in the circumference of radius R is

Choice (4)

a.

4 R

b.

4R

c.

d.

8R

c.

### Explanation

There is one square inscribed in the circle.

Circle is of radius is R.

Diagonal of square will pass through the center of the circle.

So, diagonal =

All the angles of the square are right angles.

Applying Pythagoras theorem, we can find the side of the square.

Let the side of the square be x.

So, side of the square is .

## Question 765

Edit

### Write in Short

What is Data Storage-Definition Language?

### Explanation

The storage structures and access methods used by database system are specified by a set definition in a special type of DDL called data storage-definition language.

## Question 766

### Question

MCQ▾

Can we create an LOV without an RECORD GROUP?

### Choices

Choice (4)

a.

No

b.

Yes

c.

All of the above

d.

None of the above

a.

### Explanation

• No, we cannot create an LOV without an RECORD GROUP.
• LOV populates a text item based on a selection from the list.
• The user can search a LOV for string within the values.
• A record group is a query, displaying database into the LOV.
• LOV gets data from record groups which may be populated using SQL queries or by entering a static LOV
• SQL behind an existing LOV on a form modified using personalization.
• New record group is created or we attach new created record group to the existing LOV.

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