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What are 2 ways of exporting a function from a DLL?
What are 2 ways of exporting a function from a DLL? 1.Taking a reference to the function from the DLL instance. 2. Using the DLL ’s Type Library 2012-02-17, 3122👍, 0💬

What is the difference between an ARRAY and a LIST?
What is the difference between an ARRAY and a LIST? Answer1 Array is collection of homogeneous elements. List is collection of heterogeneous elements. For Array memory allocated is static and continuous. For List memory allocated is dynamic and Random. Array: User need not have to keep in track of n... 2012-02-02, 3120👍, 0💬

What is pure virtual function? C++
What is pure virtual function? C++ A class is made abstract by declaring one or more of its virtual functions to be pure. A pure virtual function is one with an initializer of = 0 in its declaration 2012-01-19, 3118👍, 0💬

Where is plssql cache stored in Oracle Applications ?
Where is plssql cache stored in Oracle Applications ? Usually two type of cache session and plssql stored under $IAS_ORACLE_HOME/Apache/modpls ql/cache 2011-12-13, 3116👍, 0💬

Suppose a 3-bit sequence number is used in the selective-reject ARQ, what is the maximum number of frames that could be transmit
Suppose a 3-bit sequence number is used in the selective-reject ARQ, what is the maximum number of frames that could be transmitted at a time? If a 3-bit sequence number is used, then it could distinguish 8 different frames. Since the number of frames that could be transmitted at a time is no greate... 2012-04-17, 3115👍, 0💬

Define namespace. C++
Define namespace. C++ It is a feature in C++ to minimize name collisions in the global name space. This namespace keyword assigns a distinct name to a library that allows other libraries to use the same identifier names without creating any name collisions. Furthermore, the compiler uses the namespa... 2012-01-04, 3115👍, 0💬

What are various options available with adpatch ?
What are various options available with adpatch ? Various options available with adpatch depending on your AD version are autoconfig, check_exclusive, checkfile, compiledb, compilejsp, copyportion, databaseprtion, generateportion, hotpatch, integrity, maintainmrc, parallel, prereq, validate 2011-10-28, 3115👍, 0💬

What is the purpose of the enableEvents() method?
What is the purpose of the enableEvents() method? The enableEvents() method is used to enable an event for a particular object. Normally, an event is enabled when a listener is added to an object for a particular event. The enableEvents() method is used by objects that handle events by overriding th... 2012-08-03, 3108👍, 0💬

What is Boyce Codd Normal form?
What is Boyce Codd Normal form? A relation schema R is in BCNF with respect to a set F of functional dependencies if for all functional dependencies in F+ of the form a-&gt; , where a and b is a subset of R, at least one of the following holds: * a- &gt; b is a trivial functional dependency ... 2012-02-15, 3107👍, 0💬

What are virtual functions? C++
What are virtual functions? C++ A virtual function allows derived classes to replace the implementation provided by the base class. The compiler makes sure the replacement is always called whenever the object in question is actually of the derived class, even if the object is accessed by a base poin... 2012-02-22, 3106👍, 0💬

Where will you find forms configuration details apart from xml file ?
Where will you find forms configuration details apart from xml file ? Forms configuration at time of startup is in script adfrmctl.sh and appsweb_$CONTEXT_NAME.cfg (defined by environment variable FORMS60_WEB_CONFIG_FILE) for forms client connection used each time a user initiates forms connection. 2011-12-07, 3106👍, 0💬

What is polymorphism? C++
What is polymorphism? C++ Polymorphism is the idea that a base class can be inherited by several classes. A base class pointer can point to its child class and a base class array can store different child class objects. 2012-02-01, 3105👍, 0💬

What is an Iterator class? C++
What is an Iterator class? C++ A class that is used to traverse through the objects maintained by a container class. There are five categories of iterators: input iterators, output iterators, forward iterators, bidirectional iterators, random access. An iterator is an entity that gives access to the... 2012-01-05, 3103👍, 0💬

What is a OUTER JOIN?
What is a OUTER JOIN? An OUTER JOIN returns all rows that satisfy the join condition and also returns some or all of those rows from one table for which no rows from the other satisfy the join condition. 2011-12-05, 3103👍, 0💬

How does Java handle integer overflows and underflows?
How does Java handle integer overflows and underflows? It uses those low order bytes of the result that can fit into the size of the type allowed by the operation. 2013-06-06, 3101👍, 0💬

Anything wrong with this code? ......
Anything wrong with this code? T *p = new T[10]; delete p; Everything is correct, Only the first element of the array will be deleted”, The entire array will be deleted, but only the first element destructor will be called. 2012-03-02, 3099👍, 0💬

What is the difference between an object and a class?
What is the difference between an object and a class? Classes and objects are separate but related concepts. Every object belongs to a class and every class contains one or more related objects. - A Class is static. All of the attributes of a class are fixed before, during, and after the execution o... 2012-02-17, 3099👍, 0💬

When should you use multiple inheritance?
When should you use multiple inheritance? There are three acceptable answers: "Never," "Rarely," and "When the problem domain cannot be accurately modeled any other way." 2012-03-19, 3097👍, 0💬

What is the two main roles of Operating System?
What is the two main roles of Operating System? As a resource manager As a virtual machine 2012-01-23, 3096👍, 0💬

Interview question
Have you ever worked without salary? 2020-02-20, 3095👍, 0💬

What is the difference between char a[] = “string”; and char *p = “string”;?
What is the difference between char a[] = “string”; and char *p = “string”;? In the first case 6 bytes are allocated to the variable a which is fixed, where as in the second case if *p is assigned to some other value the allocate memory can change. 2012-03-07, 3095👍, 0💬

What is abstraction? C++
What is abstraction? C++ Abstraction is of the process of hiding unwanted details from the user. 2012-02-22, 3094👍, 0💬

What is the difference between class and structure?
What is the difference between class and structure? Structure: Initially (in C) a structure was used to bundle different type of data types together to perform a particular functionality. But C++ extended the structure to contain functions also. The major difference is that all declarations inside a... 2012-02-06, 3090👍, 0💬

What does extern mean in a function declaration?
What does extern mean in a function declaration? It tells the compiler that a variable or a function exists, even if the compiler hasn’t yet seen it in the file currently being compiled. This variable or function may be defined in another file or further down in the current file. 2012-03-09, 3086👍, 0💬

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