PPSC Computer Science Full Book test With Answers

PPSC Computer Science Full Book test

Sr. # Questions Answers Choice
1 Which technique hides the internal implementation detail of an object from its external view. Incorporation Polymorphic Encapsulation Persistence
2 "A condition that encompasses an objects properties and the values those properties". What does the above statement describe about. Event State Behavior Rule
3 Which of the following extends a use case by adding new behaviors or actions. An extend relationship An include relationship A joint relationship A merge relationship
4 Which of the following techniques and notations would you find within UML. Use cases Class diagrams State diagram All of the above
5 During whihc phase database and file definitions are prepared. Imitation and planning Desing Implementation Testing
6 Which of the following is the official way that a system works as described in organizational documentation. Formal system primary system Working system Secondary system
7 Which of the following has group members who work along to generate idea, and then pools the ideas under the guidance of a trained facillated. JAD RAD Nominal group technique SAD
8 What does the following statement corresponds to.
" pacifying that only people who satisfy certain criteria receive a questionnaire.
 Purposeful sample Convenient sample Random sample purposeless sample
9 Which of the following is not a traditional method of collecting system requirement. Interviewing RAD Observations Fact finding technique
10 Which of the following replicates the decision making process rather than manipulation of information. Management replication system Management information system Expert system Decision support system
11 Which of the following is not of the four major classes of information system. Decision support system Collaboration system Management information system Expert system
12 To which component of data flow diagram the following product number quantity in stock and the suppliers, name belong to. Data Data flow Information Entity
13 Which among the followed the steps for computing income tax. Data Data flow Processing logic Data store
14 Which would be the best representation for a customer sending a payment Data Data flow Information Data store
15 Which of the following is not a key information system components. Design stability Data Data flow Processing logic
16 Which falls into the modular programming. FORTRAN Small talk C Modula 2
17 Which UML diagram that shows how objects are organized according to the links among objects. Activity diagram Sequence overview diagram Interaction overview diagram Communication diagram
18 Which diagram is like a flow chart which shows the steps decision points and branches. Sequence diagram Composite structure diagram. Interaction overview diaram activity diagram
19 Which UML diagram that has the oval framework of an activity diagram and interaction diagrams as activities. Composite structure diagram Interaction overview diagram Sequence diagram Activity diagram
20 Which UML diagram the adds the dimension of time to object interactions. Communication diagram Interaction overview diagram Composite structure diagram, Sequence diagram
21 Which relation ship in use case diagram represents an optional behavior. A generalization An include An extend An aggregation
22 Which will provides a variety of symbols and encompasses a number of ideas, all to model the changes which just one object goes through in UML. Packages Object Class State
23 Which will help analysis to work with users to determine system usage. Actor Component Class Use case
24 Who proceed CRC cards Booch Sally shater Jim Rumbaugh Writes Brock
25 Which prototype is a simulation of interface but contains no functionality. Vertical prototype Horizontal prototype Hybrid prototype Domain prototype
26 Which cohesion determines the elements are all executed in the same time. Functional cohesion Sequential cohesion Temporal cohesion Logical cohesion
27 Which media is available for providing computer based output. MICR OCR Punched cards COM
28 Which of the definition of elements in system a data dictionary contain. Data flows Processors Data stores All a ,b and c above
29 What is the other name of context diagram. Level 1 diagram Level 2 diagram Level 0 diagram Level n diagram
30 What is the deliverable of requirements analysis. Interfaces Design specification Requirements specification Executable file
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