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Groups > comp.databases.ms-sqlserver > #889 > unrolled thread
| Started by | jey jain <jain.jayesh1260@yahoo.in> |
|---|---|
| First post | 2011-12-31 06:15 +0000 |
| Last post | 2011-12-31 11:24 +0100 |
| Articles | 2 — 2 participants |
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Lot of Questions- Please give appropriate answer. I don't know answer of any question,but I want to have them. jey jain <jain.jayesh1260@yahoo.in> - 2011-12-31 06:15 +0000
Re: Lot of Questions- Please give appropriate answer. I don't know answer of any question,but I want to have them. Erland Sommarskog <esquel@sommarskog.se> - 2011-12-31 11:24 +0100
| From | jey jain <jain.jayesh1260@yahoo.in> |
|---|---|
| Date | 2011-12-31 06:15 +0000 |
| Subject | Lot of Questions- Please give appropriate answer. I don't know answer of any question,but I want to have them. |
| Message-ID | <2011123111511usenet@terrranews.com> |
When designing a database table, how do you avoid missing column values for non-primary key columns?
* Use UNIQUE constraints
* Use PRIMARY KEY constraints
* Use DEFAULT and NOT NULL constraints
* Use FOREIGN KEY constraints
* Use SET constraints
Which of the following is the syntax for creating an Index?
* CREATE [UNIQUE] INDEX index_name OF tbl_name (index_columns)
* CREATE [UNIQUE] INDEX OF tbl_name (index_columns)
* CREATE [UNIQUE] INDEX ON tbl_name (index_columns)
* CREATE [UNIQUE] INDEX index_name ON tbl_name (index_columns)
Which of the following is not a valid character datatype in SQL Server?
* BLOB
* VARTEXT
Which of the following constraints can be used to enforce the uniqueness of rows in a table?
* DEFAULT and NOT NULL constraints
* FOREIGN KEY constraints
* PRIMARY KEY and UNIQUE constraints
* IDENTITY columns
* CHECK constraints
Which of the following are not date parts?
* quarter
* dayofweek
* dayofyear
* weekday
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| From | Erland Sommarskog <esquel@sommarskog.se> |
|---|---|
| Date | 2011-12-31 11:24 +0100 |
| Message-ID | <Xns9FCC741273AC2Yazorman@127.0.0.1> |
| In reply to | #889 |
Looks like you are preparing for some type of MCP exam. The questions are all very basic can be answered with a minimum knowledge about relational database, or by looking them up in Books Online. It would be pointless to give you the answer of these questions. The purpose of these exams is that you by answering sufficiently many questions correctly shows that you understand the product. Unfortunately, these exams have a fairly small set of questions, and many people takes these exams by getting braindumps and learning the answers to the specific questions by heart without gaining any actual understanding at all. Maybe by learning these answers, you may be able to pass a test that will give you a job. But since you would not be able to function in that job, it would only be bad both for you and your prospective employer.
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