What encapsulates both data and data manipulation functions ?

A. Object
B. Class
C. Super class
D. Sub class

Data Store Symbol in DFD represents a_______________?

A. Physical file
B. Data structure
C. Logical file
D. All of the mentioned

A directed arc or line in DFD represents_________________?

A. Data store
B. Data process
C. Data flow
D. All of the mentioned

Which of the following is a function of CASE Tool ?

A. Supporting structured analysis and design (sa/sd)
B. Maintaining the data dictionary
C. Checking whether dfds are balanced or not
D. All of the mentioned

The context diagram is also known as __________________?

A. Level-0 dfd
B. Level-1 dfd
C. Level-2 dfd
D. All of the mentioned

Which of the following is not an activity of Structured Analysis (SA) ?

A. Functional decomposition
B. Transformation of a textual problem description into a graphic model
C. All the functions represented in the dfd are mapped to a module structure
D. All of the mentioned

To arrive at a form which is suitable for implementation in some programming language is the purpose of_______________?

A. Structured analysis (sa)
B. Structured design (sd)
C. Detailed design (dd)
D. None of the mentioned

SA/SD features are obtained from which of the methodologies ?

A. Constantine and yourdon methodology
B. Demarco and yourdon methodology
C. Gane and sarson methodology
D. All of the mentioned

What DFD notation is represented by the Rectangle ?

A. Transform
B. Data store
C. Function
D. None of the mentioned

In DFDs, user interactions with the system is denoted by ____________________?

A. Circle
B. Arrow
C. Rectangle
D. Triangle