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If this is a complete translation unit, what can be said about the variable "MaxEntries"?
const int MaxEntries = 10; extern int entries[MaxEntries]; If this is a complete translation unit, what can be said about the variable "MaxEntries"? 1) It can only be used within the translation unit shown in the sample. 2) It cannot be used as a case value in a switch statement. 3) It becomes acces... 2012-04-24, 3155👍, 0💬

What is a cursor?
What is a cursor? A cursor is a mechanism by which you can assign a name to a “select statement” and manipulate the information within that SQL statement. 2011-11-21, 3155👍, 0💬

What are main configuration files in Web Server (Apache) ?
What are main configuration files in Web Server (Apache) ? Main configuration files in Oracle application Web Server are # httpd.conf, apps.conf, oracle_apache.conf, httpd_pls.conf # jserv.conf, ssp_init.txt, jserv.properties, zone.properties # plsql.conf, wdbsvr.app, plsql.conf 2011-11-14, 3155👍, 0💬

Can you be bale to identify between Straight- through and Cross- over cable wiring? and in what case do you use Straight- throug
Can you be bale to identify between Straight- through and Cross- over cable wiring? and in what case do you use Straight- through and Cross-over? Straight-through is type of wiring that is one to connection, Cross- over is type of wiring which those wires are got switched We use Straight-through cab... 2012-03-29, 3154👍, 0💬

How you will start Discoverer in Oracle Applications 11i ?
How you will start Discoverer in Oracle Applications 11i ? In order to start dicoverer you can use script addisctl.sh under $OAD_TOP/admin/scripts/$CONTEX T_NAMEor startall.sh under $ORACLE_HOME/discwb4/util (under Middle/Application Tier) 2011-12-08, 3154👍, 0💬

Differentiate between a template class and class template.C++
Differentiate between a template class and class template.C++ Template class: A generic definition or a parameterized class not instantiated until the client provides the needed information. It’s jargon for plain templates. Class template: A class template specifies how individual classes can be con... 2012-01-03, 3152👍, 0💬

Which is more faster - IN or EXISTS?
Which is more faster - IN or EXISTS? Well, the two are processed very differently. Select * from T1 where x in ( select y from T2 ) is typically processed as: select * from t1, ( select distinct y from t2 ) t2 where t1.x = t2.y; The sub query is evaluated, distinct’ed, indexed (or hashed or sorted) ... 2011-12-05, 3152👍, 0💬

What is the purpose of a cluster?
What is the purpose of a cluster? A cluster provides an optional method of storing table data. A cluster is comprised of a group of tables that share the same data blocks, which are grouped together because they share common columns and are often used together. For example, the EMP and DEPT table sh... 2011-11-22, 3151👍, 0💬

SQL
How do you update 100 rows with single query with variable data populating each row ? 2014-09-19, 3150👍, 0💬

What do you mean by Stack unwinding? C++
What do you mean by Stack unwinding? C++ It is a process during exception handling when the destructor is called for all local objects between the place where the exception was thrown and where it is caught. 2012-01-11, 3150👍, 0💬

How do you open and close a cursor variable. Why it is required?
How do you open and close a cursor variable. Why it is required? Using OPEN cursor_name and CLOSE cursor_name commands. The cursor must be opened before using it in order to fetch the result set of the query it is associated with. The cursor needs to be closed so as to release resources earlier than... 2011-10-31, 3148👍, 0💬

How can you quickly find the number of elements stored in a a) static array b) dynamic array ? Why is it difficult to stor
How can you quickly find the number of elements stored in a a) static array b) dynamic array ? Why is it difficult to store linked list in an array? How can you find the nodes with repetetive data in a linked list? Write a prog to accept a given string in any order and flash error if any of the char... 2012-02-27, 3147👍, 0💬

State True or False: ASP.NET can currently run only on Windows Platform: * True or * False?
State True or False: ASP.NET can currently run only on Windows Platform: * True or * False? True 2014-03-12, 3146👍, 0💬

Can cursor variables be stored in PL/SQL tables. If answer is yes, explain how? If not why?
Can cursor variables be stored in PL/SQL tables. If answer is yes, explain how? If not why? Yes. Create a cursor type - REF CURSOR and declare a cursor variable of that type. DECLARE /* Create the cursor type. */ TYPE company_curtype IS REF CURSOR RETURN company%ROWTYPE; /* Declare a cursor variable... 2011-10-25, 3145👍, 0💬

How to compile an Oracle Reports file ?
How to compile an Oracle Reports file ? Utility adrepgen is used to compile Reports. Synatx is given below adrepgen userid=apps\&lt;psswd> source = $PRODUCT_TOP\srw\filename.rdf dest=$PRODUCT_TOP\srw\filename .rdfstype=rdffile dtype=rdffile logfile=x.log overwrite=yes batch=yes dunit=character 2011-11-08, 3141👍, 0💬

Can you clone from multi node system to single node system and vice versa ?
Can you clone from multi node system to single node system and vice versa ? Yes , this is now supported via Rapid Clone, Check if your system has all prereq. patches for Rapid Clone and you are on latest rapid clone patch. 2011-10-25, 3140👍, 0💬

What is the difference between preemptive scheduling and time slicing?
What is the difference between preemptive scheduling and time slicing? Under preemptive scheduling, the highest priority task executes until it enters the waiting or dead states or a higher priority task comes into existence. Under time slicing, a task executes for a predefined slice of time and the... 2013-06-20, 3132👍, 0💬

What is the difference between an external iterator and an internal iterator? Describe an advantage of an external iterator.
What is the difference between an external iterator and an internal iterator? Describe an advantage of an external iterator. An internal iterator is implemented with member functions of the class that has items to step through. .An external iterator is implemented as a separate class that can be "at... 2012-02-23, 3130👍, 0💬

Describe PRIVATE, PROTECTED and PUBLIC – the differences and give examples.
Describe PRIVATE, PROTECTED and PUBLIC – the differences and give examples. class Point2D{ int x; int y; public int color; protected bool pinned; public Point2D() : x(0) , y(0) {} //default (no argument) constructor }; Point2D MyPoint; You cannot directly access private data members when they are de... 2012-02-13, 3130👍, 0💬

What is class invariant? C++
What is class invariant? C++ A class invariant is a condition that defines all valid states for an object. It is a logical condition to ensure the correct working of a class. Class invariants must hold when an object is created, and they must be preserved under all operations of the class. In partic... 2012-01-10, 3127👍, 0💬

Where is DATABASE/PLSSQL cache stored ?
Where is DATABASE/PLSSQL cache stored ? PLSSQL and session cache are stored under $IAS_ORACLE_HOME/ Apache/modplsql/cache directory. 2011-11-26, 3125👍, 0💬

How can you tell what shell you are running on UNIX system?
You can do the Echo $RANDOM. It will return a undefined variable if you are from the C-Shell, just a return prompt if you are from the Bourne shell, and a 5 digit random numbers if you are from the Korn shell. You could also do a ps -l and look for the shell with the highest PID. class Point2D{ int ... 2012-02-11, 3124👍, 0💬

What is namespace? C++
What is namespace? C++ Namespaces allow us to group a set of global classes, objects and/or functions under a name. To say it somehow, they serve to split the global scope in sub-scopes known as namespaces. The form to use namespaces is: namespace identifier { namespace-body } Where identifier is an... 2012-02-13, 3123👍, 0💬

Can C driver in application patch create Invalid Object in database ?
Can C driver in application patch create Invalid Object in database ? No , C driver only copies files in File System. Database Object might be invalidated during D driver when these objects are created/dropped/modified. 2011-11-15, 3123👍, 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