System Analysis and Design MCQ Test

1. What is a system?

• A. A single program
• B. A set of interrelated components working together toward a goal
• C. A computer case
• D. A network cable

Answer: A set of interrelated components working together toward a goal

2. Who is a system analyst?

• A. A person who repairs hardware
• B. A person who studies a business problem and designs an information system solution
• C. A data entry operator
• D. A network cable technician

Answer: A person who studies a business problem and designs an information system solution

3. What is the first stage of system development?

• A. Coding
• B. Preliminary investigation / problem identification
• C. Testing
• D. Implementation

Answer: Preliminary investigation / problem identification

4. What is the purpose of a feasibility study?

• A. To write the code
• B. To decide whether the proposed system is practical and worth building
• C. To train users
• D. To install hardware

Answer: To decide whether the proposed system is practical and worth building

5. Which feasibility type asks whether the organisation can afford the system?

• A. Technical
• B. Economic
• C. Operational
• D. Schedule

Answer: Economic

6. Which feasibility type asks whether staff will accept and use the system?

• A. Technical
• B. Economic
• C. Operational
• D. Legal

Answer: Operational

7. What is fact-finding in system analysis?

• A. Debugging code
• B. Gathering information about the existing system and its requirements
• C. Testing the system
• D. Writing documentation

Answer: Gathering information about the existing system and its requirements

8. Which of these is a common fact-finding technique?

• A. Compiling
• B. Interviews
• C. Debugging
• D. Indexing

Answer: Interviews

9. Which fact-finding technique collects data from many people quickly?

• A. Interview
• B. Questionnaire
• C. Observation
• D. Record review

Answer: Questionnaire

10. What is a DFD used to show?

• A. The hardware layout
• B. How data moves through a system
• C. The program's source code
• D. The office floor plan

Answer: How data moves through a system

11. In a DFD, what does a circle or rounded rectangle usually represent?

• A. A data store
• B. A process
• C. An external entity
• D. A data flow

Answer: A process

12. In a DFD, what does an open-ended rectangle usually represent?

• A. A process
• B. A data store
• C. An external entity
• D. A decision

Answer: A data store

13. In a DFD, what does an arrow represent?

• A. A process
• B. A data flow
• C. A data store
• D. An entity

Answer: A data flow

14. What is a context diagram?

• A. A detailed process breakdown
• B. The highest-level DFD showing the system as one process
• C. A database schema
• D. A network map

Answer: The highest-level DFD showing the system as one process

15. What is a data dictionary?

• A. A printed word dictionary
• B. A catalogue describing every data element in the system
• C. A backup file
• D. A user manual

Answer: A catalogue describing every data element in the system

16. What is a decision table used for?

• A. Storing records
• B. Representing complex combinations of conditions and resulting actions
• C. Drawing diagrams
• D. Scheduling tasks

Answer: Representing complex combinations of conditions and resulting actions

17. What is a decision tree in system analysis?

• A. A database index
• B. A graphical representation of conditions and their outcomes
• C. A file structure
• D. A hardware diagram

Answer: A graphical representation of conditions and their outcomes

18. What is structured English used for?

• A. Writing user manuals
• B. Describing process logic in a precise, readable form
• C. Naming variables
• D. Formatting reports

Answer: Describing process logic in a precise, readable form

19. What is input design concerned with?

• A. How results are displayed
• B. How data enters the system accurately and efficiently
• C. How data is stored
• D. How the network is wired

Answer: How data enters the system accurately and efficiently

20. What is output design concerned with?

• A. How data is captured
• B. How information is presented to users in a useful form
• C. How memory is allocated
• D. How code is compiled

Answer: How information is presented to users in a useful form

21. What is form design in system analysis?

• A. Designing the appearance of the office
• B. Designing documents and screens that capture data
• C. Designing the database
• D. Designing the network

Answer: Designing documents and screens that capture data

22. What is validation in input design?

• A. Making the form look attractive
• B. Checking that entered data is correct and reasonable
• C. Saving data to disk
• D. Printing the form

Answer: Checking that entered data is correct and reasonable

23. What is a check digit used for?

• A. Encrypting data
• B. Detecting errors in entered codes such as account numbers
• C. Sorting records
• D. Compressing files

Answer: Detecting errors in entered codes such as account numbers

24. What is file organisation?

• A. Cleaning the desk
• B. The way records are arranged and accessed in a file
• C. Naming files
• D. Backing up files

Answer: The way records are arranged and accessed in a file

25. In sequential file organisation, how are records stored?

• A. In random order
• B. One after another in a defined order
• C. In a tree structure
• D. By hash value

Answer: One after another in a defined order

26. Which file organisation allows a record to be reached directly by its key?

• A. Sequential
• B. Direct / random
• C. Serial
• D. Heap

Answer: Direct / random

27. What is an indexed sequential file?

• A. A file with no order
• B. A sequential file with an index for faster direct access
• C. A compressed file
• D. An encrypted file

Answer: A sequential file with an index for faster direct access

28. What is system testing?

• A. Testing one function
• B. Testing the complete integrated system against requirements
• C. Testing the hardware only
• D. Testing the network cable

Answer: Testing the complete integrated system against requirements

29. What is parallel conversion in system implementation?

• A. Running the old and new systems together for a period
• B. Switching instantly to the new system
• C. Installing on two computers
• D. Testing two modules at once

Answer: Running the old and new systems together for a period

30. What is direct (big bang) conversion?

• A. Gradually replacing modules
• B. Stopping the old system and starting the new one immediately
• C. Running both systems together
• D. Testing in a pilot department

Answer: Stopping the old system and starting the new one immediately

31. What is pilot conversion?

• A. Introducing the new system in one department or location first
• B. Running both systems everywhere
• C. Switching all at once
• D. Cancelling the project

Answer: Introducing the new system in one department or location first

32. What is phased conversion?

• A. Introducing the new system module by module over time
• B. Switching everything at once
• C. Running two systems forever
• D. Reverting to the old system

Answer: Introducing the new system module by module over time

33. Which conversion method is safest but most expensive?

• A. Direct
• B. Parallel
• C. Pilot
• D. Phased

Answer: Parallel

34. What is system documentation used for?

• A. Advertising the system
• B. Recording how the system is built and how it works for future reference
• C. Training customers to sell it
• D. Storing user data

Answer: Recording how the system is built and how it works for future reference

35. What is a system flowchart?

• A. A diagram of the physical flow of data and processing in a system
• B. A list of variables
• C. A database table
• D. A test report

Answer: A diagram of the physical flow of data and processing in a system

36. What is MIS?

• A. Management Information System
• B. Machine Instruction Set
• C. Modular Interface Standard
• D. Manual Input System

Answer: Management Information System

37. What is a DSS?

• A. Data Storage System
• B. Decision Support System
• C. Direct Software Service
• D. Digital Signal Source

Answer: Decision Support System

38. Which type of information system supports day-to-day operations such as sales entry?

• A. DSS
• B. Transaction Processing System
• C. Expert System
• D. Executive Information System

Answer: Transaction Processing System

39. What is prototyping in system design?

• A. Building the final system directly
• B. Building a preliminary working model to refine requirements
• C. Writing test cases
• D. Buying hardware

Answer: Building a preliminary working model to refine requirements

40. What is the role of user training in implementation?

• A. It is unnecessary
• B. It prepares users to operate the new system correctly
• C. It replaces testing
• D. It writes the code

Answer: It prepares users to operate the new system correctly