Software Security and Development
Lifecycle (SDL) — Complete
Question and Answer Guide
Which due diligence activity for supply chain security should occur in the initiation phase of the software
acquisition life cycle? Ans✔✔Developing a request for proposal (RFP) that includes supply chain security
risk management
Which due diligence activity for supply chain security investigates the means by which data sets are
shared and assessed? Ans✔✔A document exchange and review
Consider these characteristics:
Identification of the entity making the access request
Verification that the request has not changed since its initiation
Application of the appropriate authorization procedures
Reexamination of previously authorized requests by the same entity
Which security design analysis is being described? Ans✔✔Complete mediation
1
Which software security principle guards against the improper modification or destruction of
information and ensures the nonrepudiation and authenticity of information? Ans✔✔1
Integrity
What type of functional security requirement involves receiving, processing, storing, transmitting, and
delivering in report form? Ans✔✔Primary dataflow
,Which nonfunctional security requirement provides a way to capture information correctly and a way to
store that information to help support later audits Ans✔✔Logging
Which security concept refers to the quality of information that could cause harm or damage if disclosed
Ans✔✔Sensitivity
2
Which technology would be an example of an injection flaw, according to the OWASP Top 10 Ans✔✔2
SQL
A company is creating a new software to track customer balance and wants to design a secure
application.
Which best practice should be applied? Ans✔✔Create multiple layers of protection so that a subsequent
layer provides protection if a layer is breached
A company is developing a secure software that has to be evaluated and tested by a large number of
experts. Which security principle should be applied? Ans✔✔Open Design
Which type of TCP scanning indicates that a system is moving to the second phase in a three-way TCP
handshake? Ans✔✔TCP SYN scanning
Which evaluation technique provides invalid, unexpected, or random data to the inputs of a computer
software program? Ans✔✔Fuzz testing
Which approach provides an opportunity to improve the software development life cycle by tailoring
the process to the specific risks facing the organization? Ans✔✔Software assurance maturity model
(SAMM)
, Which phase contains sophisticated software development processes that ensure that feedback from
one phase reaches to the previous phase to improve future results? Ans✔✔Optimizing
4
The activities for compliance include ensuring collected information is only used for intended purposes,
information is timely and accurate, and the public is aware of the information collected and how it is
used.
Which well-accepted secure development standard is addressed by these activities? Ans✔✔4
PIA
An organization is in the process of building an application for its banking software. Which security
coding practice must the organization follow? Ans✔✔Conduct data validation
What is included in a typical job description of a software security champion (SSC)? Ans✔✔Consider all
possible paths of attack or exploits
.
Which role is a training champion of software security, an advocate for the overall SDL process, and a
proponent for promulgating and enforcing the overall software product security program?
Ans✔✔Software security evangelist (SSE)
5
Which role requires the technical capability to be trained as a software security architect who then
assists the centralized software security group with architecture security analysis and threat modeling?
Ans✔✔5
Software champion
Lifecycle (SDL) — Complete
Question and Answer Guide
Which due diligence activity for supply chain security should occur in the initiation phase of the software
acquisition life cycle? Ans✔✔Developing a request for proposal (RFP) that includes supply chain security
risk management
Which due diligence activity for supply chain security investigates the means by which data sets are
shared and assessed? Ans✔✔A document exchange and review
Consider these characteristics:
Identification of the entity making the access request
Verification that the request has not changed since its initiation
Application of the appropriate authorization procedures
Reexamination of previously authorized requests by the same entity
Which security design analysis is being described? Ans✔✔Complete mediation
1
Which software security principle guards against the improper modification or destruction of
information and ensures the nonrepudiation and authenticity of information? Ans✔✔1
Integrity
What type of functional security requirement involves receiving, processing, storing, transmitting, and
delivering in report form? Ans✔✔Primary dataflow
,Which nonfunctional security requirement provides a way to capture information correctly and a way to
store that information to help support later audits Ans✔✔Logging
Which security concept refers to the quality of information that could cause harm or damage if disclosed
Ans✔✔Sensitivity
2
Which technology would be an example of an injection flaw, according to the OWASP Top 10 Ans✔✔2
SQL
A company is creating a new software to track customer balance and wants to design a secure
application.
Which best practice should be applied? Ans✔✔Create multiple layers of protection so that a subsequent
layer provides protection if a layer is breached
A company is developing a secure software that has to be evaluated and tested by a large number of
experts. Which security principle should be applied? Ans✔✔Open Design
Which type of TCP scanning indicates that a system is moving to the second phase in a three-way TCP
handshake? Ans✔✔TCP SYN scanning
Which evaluation technique provides invalid, unexpected, or random data to the inputs of a computer
software program? Ans✔✔Fuzz testing
Which approach provides an opportunity to improve the software development life cycle by tailoring
the process to the specific risks facing the organization? Ans✔✔Software assurance maturity model
(SAMM)
, Which phase contains sophisticated software development processes that ensure that feedback from
one phase reaches to the previous phase to improve future results? Ans✔✔Optimizing
4
The activities for compliance include ensuring collected information is only used for intended purposes,
information is timely and accurate, and the public is aware of the information collected and how it is
used.
Which well-accepted secure development standard is addressed by these activities? Ans✔✔4
PIA
An organization is in the process of building an application for its banking software. Which security
coding practice must the organization follow? Ans✔✔Conduct data validation
What is included in a typical job description of a software security champion (SSC)? Ans✔✔Consider all
possible paths of attack or exploits
.
Which role is a training champion of software security, an advocate for the overall SDL process, and a
proponent for promulgating and enforcing the overall software product security program?
Ans✔✔Software security evangelist (SSE)
5
Which role requires the technical capability to be trained as a software security architect who then
assists the centralized software security group with architecture security analysis and threat modeling?
Ans✔✔5
Software champion
