NCO- Cyber Olympiad (SOF) Class 12: Questions 346 - 349 of 520
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Question number: 346
Appeared in Year: 2014
Question
Which of the following icons restrict how people edit or format specific parts of the document in MS-Word 2010? (SET-B)
Choices
| Choice (4) | Response | |
|---|---|---|
a. |  People Edit or Format Specific Parts of the Document – Choice A | |
b. |  People Edit or Format Specific Parts of the Document – Choice B | |
c. |  People Edit or Format Specific Parts of the Document – Choice C | |
d. |  People Edit or Format Specific Parts of the Document – Choice D | |
Question number: 347
» Computer » Database Concepts
Question
Which of the following levels of data is stored in files, indices, etc on the random access disk system?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Data Modeling | |
b. | External Data level | |
c. | Internal Data level | |
d. | Conceptual Data level | |
Question number: 348
» Computer » Database Concepts
Appeared in Year: 2014
Question
Which of the following criteria is eligible for primary key? (SET-A)
Choices
| Choice (4) | Response | |
|---|---|---|
a. | It must contain non-null value for each instance of the entity. | |
b. | The value must be unique so that it uniquely identifies each tuple in a table. | |
c. | The values must not change or become null during the life of each entity instance. | |
d. | All a. , b. and c. are correct | |