Used for creation of more than one file
Latest Answer: The make utility is a software engineering tool for managing and maintaining computer programs. Make provides most help when the program consists of many component files. As the number of files in the program increases so to does the compile time, complexity ...
Start up program
Latest Answer: .profile is a startup program and it contains commands that are meant to be executed only once in a session. The .profile lets
you customize your operating system to suit your requirements and this environment remains effective during the session.If ...
Latest Answer: echo is an internal command because when you type echo the shell wont look in its PATH to locate it. echo command is used for print the value of variable, for echoing a message. ...
inode block
You are creating a Index on EMPNO column in the EMPLOYEE table. Which statement will you use?A. CREATE index empno_idx ON employee, empno;B. CREATE index emp_empno_idx FOR employee, empno;C. CREATE index emp_empno_idx ON employee(empno);D. CREATE emp_empno_idx index ON employee(empno);
C
Which program construct must return a value?A. PackageB. FunctionC. Anonymous blockD. Stored ProcedureE. Application Procedure
B
Which statement would you use to remove the employee_id_pk primary key constraint and all depending constraints from the employee table?A. alter table employee drop primary key cascade;B. alter table employee delete primary key cascade;C. modify table employee drop constraint employee_id_pk cascade;D. alter table employee drop primary key employee_id_pk cascade;E. modify table employee delete primary key employee_id_pk CASCADE;
A
Which three commands cause a transaction to end? (Choose three)A. ALTERB. GRANTC. INSERTD. UPDATEE. ROLLBACK
A; B; E
Under which circumstance should you create an index on a table?A. The table is small.B. The table is updated frequently.C. A columns values are static and contain a narrow range of valuesD. Two columns are consistently used in the WHERE clause join condition of SELECTstatements.
D
Which of the function returns a reference to an object provided by an ActiveX component?A. createobjectB. getobjectnameC. createobjectxD. getobject
View page << Previous 1 2 3 [4] 5 6 7 Next >>
Go Top
