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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
Consider a research paper submission process. The process starts when an author submits a draft research paper (the paper may have up to 3 authors) to the chair of the organizing c
Describe the objective of Structural Diagrams The main objective of structural diagram is to visualize, construct, specify and document static aspects of a system. Their eleme
Consider the subsequent relation Professor (Pfcode, dept, head, time) It is assumed that (i) A professor can work in much more than one
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
Question 1 Create a table student with attributes student name, roll number, total marks and percentage. Do the following operations Insert details in to the table Update
Database Manager It is the interface among low-level data, queries and application programs. Databases typically need a large amount of storage space. It is kept on disks, as
Define Hash files organization a. Hashing includes computing the address of a data item by calculating a function on the search key value. b. A hash function h is a functi
#ques Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a p
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
#floating point representation is used to store
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