Skip to main content

Healthcare Systems Article Category

Medical Factors Which make it The most effective  just by Sejal Kakadiya  Medicine and health agencies with now consentrate on top quality, charge together with great satisfaction health of their solutions. These are typically that support beams which a lot of these agencies redefine the direction they trade. The following really results in thrilled clients.  How come Serious Treatment Direction Can be a Trend Inside Medicine and health Sector  just by Steven Orange  A whole lot of North american healthcare systems' options are generally about that direction together with procedure with serious circumstances. Direction with serious health conditions which include diabetes, excessive circulation demand, cardiovascular disease, together with hypothyroidism can be a vital component of easiest treatment healthcare provider's succeed. Inside standard product, that general practitioner spots someone on an automobile accident with treatment, inspects that condition ...
Post a Comment

Solved MCQ Questions on Structured Query Language set-6


1) ......keyword is used to eliminate the duplicates.

A. distinct

B. unique

C. union

D. intersect


2) ..........is a query that has another query embedded within it.

A. sub query

B. structured query

C. nested query

D. sequence query


3) Which of the following is not an aggregate operator?

A. MAX

B. MIN

C. TOTAL

D. AVG


4) Any SQL statement inside an embedded SQL program must be inside the boundaries of ....

A. EXE SQL and END

B. EXEC SQL and END

C. EXEC and END-EXEC

D. EXEC SQL and END-EXEC


5) In embedded SQL, the per-compiler translates the SQL statements inside the code blocks into the appropriate ....

A. PL/SQL block

B. SQL * plus

C. 3GL statements

D. equivalent C code blocks


6) ........ accepts multiple rows a SQL query, stores them and hands over them one by one to the 3GL program.

A. database program

B. database cursor

C. database object

D. database constraints


7) The ........... is useful in the case of online application.

A. embedded SQL

B. PL/SQL

C. static SQL

D. dynamic SQL


8) What is the Role of revoke command?

A. To give privilege

B. To get back privilege

C. To execute the query

D. To run the program


9) The clause ALTER TABLE in SQL can be used to

A. add an attribute

B. delete an attribute

C. alter the default values of an attribute

D. all of the above


10) Which of the following operations need the participating relations to be union compatible?

A. UNION

B. INTERSECTION

C. DIFFERENCE

D. All of the above



11) ........ is a virtual table that draws its data from the result of an SQL SELECT statement.

A. View

B. Synonym

C. Sequence

D. Transaction


12) In SQL, which of the following is not a data definition language commands?

A. RENAME

B. REVOKE

C. GRANT

D. UPDATE


13) In SQL, which command(s) is(are) used to change a table's storage characteristics?

A. ALTER TABLE

B. MODIFY TABLE

C. CHANGE TABLE

D. All of the above


14) Which command will delete all data from a table and will not write to the rollback segment?

A. DROP

B. DELETE

C. CASCADE

D. TRUNCATE


15) Which is not part of the Data Definition Language?

A. CREATE

B. ALTER

C. ALTER SESSION

D. CREATE SESSION


16) What operator tests column for the adsence of data?

A. IS Null operator

B. ASSIGNMENT operator

C. LIKE operator

D. NOT operator


17) NOT BETWEEN 10 AND 20 ......

A. displays NULL values

B. does not display NULL values

C. may display NULL values

D. display values


18) Which of the following SQL commands can be used to add data to a database table?

A. ADD

B. UPDATE

C. APPEND

D. INSERT


19) ........ can be used to retrieve data from multiple table.

A. Embedded SQL

B. Dynamic SQL

C. Joins

D. Views


20) .......... privides option for entering SQL queries at execution time, rather than at the development stage.

A. PL/SQL

B. SQL * Plus

C. SQL

D. Dynamic SQL



Answers:


1) A. distinct
2) C. nested query
3) C.TOTAL
4) D. EXEC SQL and END-EXEC
5) C. 3GL statements
6) B. database cursor
7) D. dynamic SQL
8) B. To get back privilege
9) D. all of the above
10) D. All of the above
11) A. View
12) D. UPDATE
13) A. ALTER TABLE
14) B. DELETE
15) C. ALTER SESSION
16) A. IS Null operator
17) B. does not display NULL values
18) D. INSERT
19) C. Joins
20) D. Dynamic SQL


Related Posts:


For More Database Management System(DBMS) MCQs: Click Here

Labels:

Comments

Post a Comment

Popular posts from this blog

Healthcare Systems Article Category

Medical Factors Which make it The most effective  just by Sejal Kakadiya  Medicine and health agencies with now consentrate on top quality, charge together with great satisfaction health of their solutions. These are typically that support beams which a lot of these agencies redefine the direction they trade. The following really results in thrilled clients.  How come Serious Treatment Direction Can be a Trend Inside Medicine and health Sector  just by Steven Orange  A whole lot of North american healthcare systems' options are generally about that direction together with procedure with serious circumstances. Direction with serious health conditions which include diabetes, excessive circulation demand, cardiovascular disease, together with hypothyroidism can be a vital component of easiest treatment healthcare provider's succeed. Inside standard product, that general practitioner spots someone on an automobile accident with treatment, inspects that condition ...
Post a Comment
Read more

How to Automatically Troubleshoot and Fix Computer Problems

If you have problems on your computer and you don't know how to solve the problem, there is a feature on window which can automatically troubleshoot and fix computer problems, so why don't use it, that may solve your problem. Using this feature, you can click on a task to automatically troubleshoot and fix common computer problems. Here I have listed some common computer problem and their troubleshooting ideas to fix the problem. How to Run Programs Made for Previous Versions of Windows If you have problems for running programs in your computer that are made for previous versions of windows, you can use program compatibility troubleshooter to apply recommended compatibility settings for that program to run the program smoothly. Here are the steps to fix the problem for running programs made for previous versions of windows. First of all go to control panel then click on "Troubleshooting" option. On troubleshooting window, you can see the different options for fixing c...
Post a Comment
Read more

How to create Changeable Date and Time Using JavaScript?

You can create changeable Date and Time using JavaScript Date object. JavaScript Date object will automatically hold the current date and time as its initial value. You can manipulate it easily by using different methods in Date object. The different methods in Date object I am going to use to create changeable Date and Time are as follows. Date():    Returns today's date and time. getDate(): Returns the day of the month from a Date object from 1-31. getDay():  Returns the day of the week from a Date object from 1-6 getMonth():Returns the month from a Date object from 0-11 getFullYear(): Returns the year, as a four digit number from Date object. getHours():   Returns the hour of a Date object from 0-23. getMinutes(): Returns the minutes of a Date object from 0-59 getSeconds(): Returns the seconds of a Date object from 0-59 Do do rest of the work you have to create a new Date() object and needs to use that value to get date, month, day name and time with hou...
Post a Comment
Read more