SDLC Part 2 Quiz

What does the systems analyst investigate during the design stage?

• The training needs of the staff

• The performance of the existing system

• The requirements for the new system

• The security features of the system

What are the outputs of the design stage?

• Design of hardware and software

• All of the above

• Design of input and output methods

• Design of networks and transmission issues

What is the purpose of testing in the SDLC?

• To design the information systems

• To ensure the reliability of the new system

• To gather and analyze user requirements

• To investigate the requirements for the new system

What is alpha testing in the SDLC?

• Testing carried out to ensure new hardware and software works correctly

• Testing carried out by a number of privileged customers

• Testing carried out by testers or developers within the developer's own company

• Testing carried out by the prospective customer

What is the purpose of data flow diagrams (DFDs)?

• To test the usability and functionality of the system

• To explain an existing system and show the flow of information

• To design input and output methods

• To specify hardware and software

What does a context diagram (Level 0 DFD) show?

• The flow, storage, and processing of data in a system in more detail

• The sources of information in the system

• The processes performed on the data in the system

• An overview of the overall system as a single process

What does an external symbol represent in a DFD?

• Data in motion, moving from one place to another in the system

• An external person, system, or data store that interacts with the system

• An action or task carried out

• An internal store of data

What is the purpose of integration testing in the SDLC?

• To investigate the requirements for the new system

• To ensure the reliability of the new system

• To design the information systems

• To test the compatibility of new hardware and software with existing systems

What is the purpose of acceptance testing in the SDLC?

• To ensure the system matches the customer's requirements

• To investigate the requirements for the new system

• To ensure the reliability of the new system

• To test the usability and functionality of the system

What needs to be considered for the security of data stored in a new system?

• The design of networks and transmission issues

• Levels of access, user-IDs, and passwords

• The performance of the system

• The training needs of the staff