Technology Questions

RDO is Hierarchy model where as ADO is Object model. ADO can access data from both flat files as well as the data bases. I.e., It is encapsulation of DAO, RDO , OLE that is why we call it as OLE-DB Technology. 

- The maximum data rate supported by a GSM system is 9.6 kbps.
- However there are extensions to GSM standard to improve throughput.
- GPRS is one of the extended GSM service.
- The extended standards of GSM allows theoretical data rates on the order of 114 Kbit/s, but with throughput closer to 40Kbit/s in practice.

Various activities in SAP MM are : Inventory, Warehouse, Purchasing, Vendor evolution, Invoice varification, etc.

A conversion constructor declared with the explicit keyword. The compiler does not use an explicit constructor to implement an implied conversion of types. It’s purpose is reserved explicitly for construction

Templates are the rendered view with information from the controller and model. These can be a single file like index.html or multiple views in one page using "partials".

It generates a bind run-unit and binds all the records for the sub-schema the program is referencing.

- Rename : It is a permanent name provided to a table or column.
- Alias : It is a temporary name provided to a table or column which gets over after the execution of SQL statement.

There are three types of lock, namely:

Shared – This type of lock permits two or more programs to read from the locked space but does not allow them to change it.

Update – This lock is more lenient. It permits the program to read and change the locked space.

Exclusive – This lock restricts all users from accessing the locked space.