Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Question
(a) Visual Basic is governed by an event processor. Explain the meaning of this phrase.
(b) Differentiate between an general procedure and event procedure.
(c) Write short notes on the following Visual basic errors:
(i) Syntax errors (ii) Run-time errors (iii) Logic errors.
(d) A Visual Basic application cannot directly interact with a database. There are two intermediate components between the application and the database. Using an appropriate diagram explain in details the two components.
(e) The ADO (ActiveX Data Object) data control is the primary interface between a Visual Basic application and a database. Explain the following properties associated with the ADO data control:
i. Command Type ii. Connection String iii. RecordSet iv. RecourdSource
What is indexed sequential file organization? What are the applications of this organization? Ans: An index file can be employed to effectively overcome the problem of storing
Q. Define a weak entity set and its identifying relationship. List the necessary conditions for a meaningful identifying relationship set of a weak entity set. Entity is a t
Update Operations and Dealing with Constraint Violations There are three basic operations to be executes on relations: Insertion Deletion Update The INSER
Why were functional methods fashionable in early days? These are inspired directly by computer architecture and thus popular among computer scientist in early days. The divisio
Give an example of operations from the State Actions and Activities. For instance, in bank the activity verify account code and verify password
Define Database layer? The database layer defines the data formats used in the database.
Three way to handle missing field val
Secondary Indexes Let consider the student database and its clustering index and primary (only one will be applicable at a time). Now consider the state when the database is to
What is recovery management component? Ensuring durability is the responsibility of a software component of the base system known as the recovery management component.
Define Sequence A sequence is a set of integers 1, 2, 3 that are generated in order on demand. Sequences are regularly used in databases because lots of applications require ev
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd