All Matches
Solution Library
Expert Answer
Textbooks
Search Textbook questions, tutors and Books
Oops, something went wrong!
Change your search query and then try again
Toggle navigation
FREE Trial
S
Books
FREE
Tutors
Study Help
Expert Questions
Accounting
General Management
Mathematics
Finance
Organizational Behaviour
Law
Physics
Operating System
Management Leadership
Sociology
Programming
Marketing
Database
Computer Network
Economics
Textbooks Solutions
Accounting
Managerial Accounting
Management Leadership
Cost Accounting
Statistics
Business Law
Corporate Finance
Finance
Economics
Auditing
Ask a Question
Search
Search
Sign In
Register
study help
computer science
systems analysis and design
Questions and Answers of
Systems Analysis And Design
Which of the following systems development approach is adopted if information requirements are not well defined?(a) SDLC (b) Prototype (c) Structured approach(d) Agile
_____________ is an iterative tool for project development which produces a live working model of the system.(a) Function (b) Prototype (c) Module(d) Class
All prototypes must be ___________ in nature.(a) Evolutionary (b) Conceptual (c) Physical(d) None of these
_____________ is also used as requirement finding and feasibility testing tool.(a) Prototype (b) Reports (c) System(d) Procedure
A prototype can be ___________.(a) Complete system with partial requirements(b) Working model (c) Full-fledged system(d) All of these
Prototype should not be used in _____________.(a) Requirement not known (b) Small and typical project with well-defined requirements(c) Novel technology(d) High risk
It is the responsibility of __________ to evaluate the prototype and suggest additional requirements, if any.(a) End users (b) Analysts (c) Programmers(d) Managers
It is the responsibility of __________ to build prototype with suitable tool.(a) End users (b) Systems Analyst (c) Programmers(d) Managers
Which of the following is not a characteristic of prototype?(a) It is quick (b) It is relatively less expensive(c) It is reusable(d) None of these
Prototype begins with_______________.(a) Collection of known requirements(b) Rigorous and formal requirement elicitation(c) Evaluation of prototype(d) None of these
After evaluation of a prototype, which of the following actions are possible?(a) Accepting prototype and implementing it(c) Throw away the prototype build(b) Suggesting modification and improving the
Which of the following can be used as a prototype tool?(a) 4GL (b) Report generator (c) Screen generator(d) All of these
To develop a prototype sometimes _______________.(a) Only screens and interface of the system are developed(b) Only validations on users input are designed(c) Backup and security procedures are
Prototype is ________________.(a) Quick (b) Iterative (c) Reusable(d) All of these
_____________ is any device, procedure, or agent that, if used properly, improves efficiency of the tasks.(a) Program (b) User (c) Function(d) Tool
Full form of CASE is _____________.(a) Computer-Aided Software Engineering(b) Comprehensive Aimed Systems Engineering(c) Collective All Systems Engineering(d) Cost Added Systems Embedding
Example of front end tool is __________ kind of tool.(a) Analysis and fact finding (b) Code generator (c) Report generator(d) Screen generator
Example of a CASE tool is ____________.(a) Rational Rose (b) Turbo Analyst (c) Relational Designer(d) All of these
_____________ is a central (core) portion of a typical CASE tool.(a) Database (b) Knowledge base (c) Interface(d) Data dictionary (DD)
CASE tools typically suit ______________ approach of systems development.(a) Linear (b) Nonlinear (c) Spiral(d) Structured
CASE tools are dependent on __________, which can be its one of the limitations.(a) Diagrams (b) Standards (c) Developer environment(d) None of these
CASE tool is a/an _______________ type of tool useful for the systems development process.(a) Low level (b) High level (c) Integrated(d) Front end
To formulate logic design and actual code, __________ tools are used. (a) Proprietary (b) High level (c) Back end(d) Front end
To automate early activities in systems analysis and design __________ tools are used.(a) Report generator (b) Front end or high level (c) Test case generator(d) Screen generator
Which of the following activities is not supported by CASE?(a) Report generation (b) Screen generation(c) Diagrams(d) None of these
System design is specifying _____________ the suggested requirements can be met.(a) When (b) How (c) What(d) Where
At the beginning of the systems design, which of the following documents is/are available with Systems Analyst?(a) List of requirements and limitations of the current systems(b) Reports of
At the beginning of the systems design, which of the following documents is/are not available with Systems Analyst?(a) List of requirements (b) Program specifications(c) Layout charts(d) All of these
__________ is the element of a system that needed to be designed.(a) Input (b) Output (c) Interface(d) Input, output, and interface
Which of the following entities should be design first?(a) Input (b) Process (c) Output(d) Database
ACC_SV_2016 is the code give to a saving account of a bank opened in the year 2016. It is an example of _____________ input coding scheme.(a) Functional coding (b) Significant digit subset coding(c)
Which of the following is an example of category code?(a) BW_TV (b) A (meant for addition) (c) M_Tech_2016_007(d) None of these
Which of the following is not an output device?(a) Pen drive (b) Monitor (c) Printer(d) None of these
Which of the following is not an output?(a) Image scanned at source (b) Printed bill from system (c) Report provided to the manager on his monitor(d) None of these
Which of the following items should not be considered as an input to the system?(a) Data that system can retrieve(b) Data that system can calculate(c) Constant data(d) All of these
According to the software design principles, ____________ is to be minimized.(a) Coupling (b) Cohesion (c) Design effort(d) All of these
_____________ is defined as the internal strength of a module or binding within a module of a system.(a) Coupling (b) Cohesion (c) Design effort(d) None of these
__________ is defined as strength of relationship between the modules.(a) Coupling (b) Cohesion (c) Design effort(d) None of these
Reliability of a system is often expressed as ____________.(a) Mean Time Between Failures (MTBF)(b) Reliability coefficient (c) Both Mean Time Between Failures (MTBF) and reliability coefficient(d)
Which of the following is not a quality-related attribute for systems development?(a) Reliability (b) Portability (c) User-friendliness(d) None of these
___________ of a system can be described as an ability to modify the system for corrective actions and/or future requirements.(a) Maintainability (b) Interoperability (c) Portability(d) Reliability
Which of the following are approaches toward systems reliability?(a) Error avoidance (b) Error detection and correction(c) Error tolerance(d) All of these
During __________ maintenance, systems procedures and software are changed to accommodate new requirements, changed platform, infrastructure, and working environment.(a) Corrective (b) Adaptive (c)
For better interface, formatted and effective reports and other outputs from the system, etc., ____________ type of maintenance is required.(a) Corrective (b) Adaptive (c) Perfective(d) Any of these
Which of the following is not a quality assurance technique?(a) Certification (b) Validations and verification(c) Testing(d) Designing
_______________ type of testing is done on each module.(a) Unit (b) Alpha (c) Integrated(d) Beta
__________ testing can also be done on the system to verify that the old software/procedures of the system still run with new changes in the system.(a) Unit (b) Alpha (c) Regressive(d) Any of these
_________ is an example of a special systems test.(a) Unit test (b) Module test (c) Peak load test(d) Integrated test
Acceptability of a system is mainly dependent on ____________.(a) Programmers’ effort (b) Users’ requirements (c) User interface(d) Cohesion of modules
The testing of software module, without the knowledge of source code within it, is called _____________.(a) Glass box testing (b) Special systems test (c) Black box testing(d) Peak load testing
The testing technique that requires devising test cases to exercise the internal logic of a software module is called ___________.(a) Black box testing (b) Special systems testing (c) Glass box
__________ is the special systems test that determines the time duration to process transaction data.(a) Peak load testing (b) Performance time testing(c) Unit testing(d) Recovery testing
Systems efficiency is defined as ___________.(a) Doing the thing in right way(b) Doing right thing (c) Doing right thing in right way(d) Any of these
Systems effectiveness is defined as ___________.(a) Doing the right thing in right way(b) Doing right thing (c) Doing thing in right way(d) Any of these
From where test data (to test the system) are made available?(a) Live environment (b) Test libraries (c) Dummy data(d) All of these
_____________ requires training of the new system developed.(a) Users (b) Systems operators (c) Vendors(d) All of these
______________ approach of systems conversion gives double security with minimum amount of risk but causes high effort and time.(a) Direct (b) Parallel(c) Prototype(d) None of these
_____________ is responsible to plan and manage the conversion (converting old system into new system) activities.(a) Module leader (b) Tester (c) Conversion manager(d) User manager
To conduct post implementation review, _____________ methods are used.(a) Interview (b) Observation (c) Questionnaire(d) All of these
Ideally the ______________ phase of the systems development from the phases given below requires maximum efforts.(a) Testing (b) Documentation (c) Feasibility checking(d) All of these
_________ is a feature that must be added into the system to improve quality of the system.(a) Requirement(b) Computer(c) Code(d) All of these
Good requirements often lead to _________ system, but bad requirements always lead to the _________.(a) Good, bad(b) Bad, good(c) Good or bad, bad(d) Any of these
Determination of __________ is the first step toward a good-quality system.(a) Good requirements(b) Good programmers(c) Good infrastructure(d) Good protocols
______________ is a phase of requirements determination.(a) Requirements anticipation(b) Requirements determination(c) Requirements specification(d) All of these
Requirements _________ is a mixed blessing.(a) Anticipation(b) Investigation(c) Specification(d) Determination
____________ are used for requirements investigation.(a) Validation methods(b) Decision tree-based methods(c) Fact-finding methods(d) Testing methods
_____________ is a tool to specify (document) requirements that encompasses roots, branches, and leaves.(a) Decision tree(b) Decision table(c) Structured English(d) Data flow diagram
______________ is a matrix enlisting possible action and condition entries along with suitable actions and condition statements.(a) Decision tree(b) Decision table(c) Structured English(d) Data flow
To collect qualitative type of information _________ tool is mostly used.(a) Interview(b) Questionnaire(c) Record review(d) Testing
To collect factual and quantitative type of information __________ tool is used.(a) Interview(b) Questionnaire(c) Record review(d) Observation
For __________ interview, training and preparation is not needed.(a) Unstructured(b) Structured(c) Exceptional(d) Big
For _____________ interview, evaluation is speedy and uniform.(a) Unstructured(b) Structured(c) Exceptional(d) Big
For ___________ questionnaire short and limited scope answers are expected.(a) Open end(b) Domain specific(c) Closed end(d) Online
For _____________ questionnaire big answers can be expected.(a) Open end(b) Domain specific(c) Closed end(d) Online
_____________ is also used as requirements finding and feasibility testing tool.(a) Prototype(b) Reports(c) System(d) Procedure
For _________________ requirements, requirements anticipation is suitable.(a) Extraordinary(b) Common and typical(c) Big(d) Complex
Requirements investigation utilizes ______________ methods.(a) Fact finding(b) Prototype(c) Both fact finding and prototype(d) Testing
An SRS (documents the determined requirements for the proposed system) is defined as ______________.(a) Simple reliable software(b) Systematic requirements specification(c) Software reusable
_________________ contains valid set of requirements documented in well-organized form and serves as an agreement between the developers and users of the system.(a) SRS(b) Documentation(c) User
An SRS includes _______________.(a) Valid requirements(c) Tentative cost to develop the project(b) Estimated time(d) All of these
Higher-level decisions in the development of system, which are tacit in nature, cannot be put into words. Such requirements can be identified through ________________ fact-finding method.(a) Viewing
___________ are the tools for documenting systems requirements.(a) Decision tree(b) Structured English(c) Decision table(d) All of these
_______________ control in a decision table allows temporary control transfer between decision tables.(a) Perform(b) Go to(c) Return(d) Execute
_______________ control in a decision table allows permanent control transfer between decision tables.(a) Perform(b) Go to(c) Return(d) Execute
_______ are valid representations schemes in structured English.(a) Sequence structure(b) Decision structure(c) Iteration structure(d) All of these
In ___________ systems development approach, splitting the overall task into well-defined subtasks is justified.(a) SDLC(b) Prototype(c) Structured(d) Agile
Which of the following is not a graphical tool for structured systems development?(a) DFD(b) Context-level DFD(c) Structured interview(d) FDD
The main purpose of a DFD is to specify ____________ between systems components.(a) Relation(b) Flow of data(c) Strength(d) Flow of control
The ___________ gives information about relationship between modules of the system and degree of cohesion of the model.(a) Test case diagram(b) Structured chart(c) Entity relation diagrams(d) Flow
In structured analysis and design, a big and complex system is divided into modules by considering main ____________ of the system.(a) Objects(b) Classes(c) Functions(d) Parameters
In object-oriented analysis and design, a big and complex system is divided into modules by considering main ____________ of the system.(a) Relationships(b) Classes (or objects)(c) Functions(d)
________________ is related with the internal strength and bond of a module and _____________ is related with the relationship and dependencies between modules of the system.(a) Cohesion,
Which of the following is the correct process to develop a new system through a structured approach?(a) Study the physical DFD of an existing system and develop logical DFD of the new system, and
Which of the following is correct regarding the data flow diagram?(a) A dataflow may not have label.(b) Data can flow from a data store to another data store directly.(c) Data can flow from data
Full form of FDD is _____________.(a) Functional development diagram(b) Function decomposition diagram(c) Functional data dictionary(d) Function database development
_______________ DFD contains physical information such as roles/responsibilities, equipment identification, and office identification.(a) Conceptual(b) Logical(c) Physical(d) Context level
What is not the use of a DFD?(a) Communication and presentation(b) Understanding and analyzing(c) Demonstrate design(d) Test case generation
Which of the following is not a basic element of structured development of an information system?(a) Graphic description(b) Data dictionary(c) Data flow diagram(d) None of these
Which of the following DFD presents an implementation-independent view of the system under development?(a) Logical(c) Context level(b) Physical(d) Temporal
Developing a description of the system using structured analysis follows a _________ process.(a) Top down(b) Bottom up(c) Hybrid(d) Temporal
Showing 1 - 100
of 480
1
2
3
4
5