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What is use of a cursor variable? How it is defined?
What is use of a cursor variable? How it is defined? Cursor variable is used to mark a work area where Oracle stores a multi-row query output for processing. It is like a pointer in C or Pascal. Because it is a TYPE, it is defined as TYPE REF CURSOR RETURN ; 2011-11-01, 2960👍, 0💬

What’s the difference between private and shared assembly?
What’s the difference between private and shared assembly? Private assembly is used inside an application only and does not have to be identified by a strong name. Shared assembly can be used by multiple applications and has to have a strong name. 2014-12-17, 2957👍, 0💬

Suppose that data is an array of 1000 integers. Write a single function call that will sort the 100 elements data [222] through
Suppose that data is an array of 1000 integers. Write a single function call that will sort the 100 elements data [222] through data [321]. quicksort ((data + 222), 100); 2012-02-20, 2954👍, 0💬

What is the above sample code an example of?
class Foo; What is the above sample code an example of? 1) A class constructor 2) A class object instantiation 3) A class definition 4) A class declaration 5) A syntax error 2012-04-25, 2953👍, 0💬

In the derived class, which data member of the base class are visible?
In the derived class, which data member of the base class are visible? In the public and protected sections. 2012-01-23, 2953👍, 0💬

State True or False: C# supports multiple-inheritance: * True or * False?
State True or False: C# supports multiple-inheritance: * True or * False? False 2014-03-21, 2951👍, 0💬

Write a program that ask for user input from 5 to 9 then calculate the average
Write a program that ask for user input from 5 to 9 then calculate the average #include "iostream.h" int main() { int MAX = 4; int total = 0; int average; int numb; for (int i=0; i&lt;MAX; i++) { cout &lt;&lt; "Please enter your input between 5 and 9: "; cin &gt;&gt; numb; while ... 2012-01-27, 2951👍, 0💬

When you apply C driver patch does it require database to be Up and Why ?
When you apply C driver patch does it require database to be Up and Why ? Yes , database and db listener should be Up when you apply any driver patch in application. even if driver is not updating any database object connection is required to validate application and other schema and to upload patch... 2011-12-02, 2950👍, 0💬

How can you licence a product after installation ?
How can you licence a product after installation ? You can use ad utility adlicmgr to licence product in Oracle application. 2011-11-10, 2946👍, 0💬

What is the default value of the local variables?
What is the default value of the local variables? The local variables are not initialized to any default value, neither primitives nor object references. If you try to use these variables without initializing them explicitly, the java compiler will not compile the code. It will complain abt the loca... 2013-07-01, 2945👍, 0💬

Why are arrays usually processed with for loop?
Why are arrays usually processed with for loop? The real power of arrays comes from their facility of using an index variable to traverse the array, accessing each element with the same expression a[i]. All the is needed to make this work is a iterated statement in which the variable i serves as a c... 2012-02-29, 2945👍, 0💬

When is a template a better solution than a base class?
When is a template a better solution than a base class? When you are designing a generic class to contain or otherwise manage objects of other types, when the format and behavior of those other types are unimportant to their containment or management, and particularly when those other types are unkn... 2012-03-20, 2941👍, 0💬

What do you mean by inline function?
What do you mean by inline function? The idea behind inline functions is to insert the code of a called function at the point where the function is called. If done carefully, this can improve the application's performance in exchange for increased compile time and possibly (but not always) an increa... 2012-01-27, 2941👍, 0💬

How do I generate a list of all .html files in a directory?
How do I generate a list of all .html files in a directory? Here's a snippet of code that just prints a listing of every file in the current directory that ends with the extension .html: #!/usr/bin/perl -w opendir(DIR, "."); @files = grep(/\.html$/,readdir(DIR)); closedir(DIR); foreach $file (@files... 2013-08-23, 2939👍, 0💬

You’re given a simple code for the class BankCustomer. Write the following functions ...
You’re given a simple code for the class BankCustomer. Write the following functions ... You’re given a simple code for the class BankCustomer. Write the following functions: * Copy constructor * = operator overload * == operator overload * + operator overload (customers’ balances should be added u... 2012-03-01, 2939👍, 0💬

What’s the best way to declare and define global variables?
What’s the best way to declare and define global variables? The best way to declare global variables is to declare them after including all the files so that it can be used in all the functions. 2012-03-06, 2938👍, 0💬

What is the difference between realloc() and free()?
What is the difference between realloc() and free()? The free subroutine frees a block of memory previously allocated by the malloc subroutine. Undefined results occur if the Pointer parameter is not a valid pointer. If the Pointer parameter is a null value, no action will occur. The realloc subrout... 2012-01-24, 2937👍, 0💬

Explain the life cycle of JSP?
Explain the life cycle of JSP? Any JSP page goes through 7 phases in its entire lifecycle Phase Name Description Page translation The page is parsed and a Java file containing the corresponding servlet is created. Page compilation The Java file is compiled. Load class The compiled class is loaded. C... 2013-08-15, 2936👍, 0💬

What class is the top of the AWT event hierarchy?
What class is the top of the AWT event hierarchy? The java.awt.AWTEvent class is the highest-level class in the AWT event-class hierarchy. 2012-10-12, 2933👍, 0💬

What problems might the following macro bring to the application?
What problems might the following macro bring to the application? #define sq(x) x*x 2012-03-02, 2932👍, 0💬

What is Location of Jserv configuration files ?
What is Location of Jserv configuration files ? Jserv configuration files are located in $IAS_ORACLE_HOME /Apache/Jserv/etc . 2011-11-24, 2932👍, 0💬

How many methods in the Externalizable interface?
How many methods in the Externalizable interface? There are two methods in the Externalizable interface. You have to implement these two methods in order to make your class externalizable. These two methods are readExternal() and writeExternal(). 2012-05-29, 2927👍, 0💬

What is more advisable to create a thread, by implementing a Runnable interface or by extending Thread class?
What is more advisable to create a thread, by implementing a Runnable interface or by extending Thread class? Strategically speaking, threads created by implementing Runnable interface are more advisable. If you create a thread by extending a thread class, you cannot extend any other class. If you c... 2012-05-17, 2927👍, 0💬

What is a scope resolution operator?
What is a scope resolution operator? A scope resolution operator (::), can be used to define the member functions of a class outside the class. 2012-02-23, 2926👍, 0💬

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.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML