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Which of the following issues are addressed by the change control phase in the maintenance phase of the life cycle models? Each correct answer represents a complete solution. Choose all that apply.
Suggested Answer: B
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In the discretionary access control, an authority, within limitations, specifies what objects can be accessed by a subject.
Answer option D is incorrect. In the mandatory access control, a subject's access to an object is dependent on labels.
Answer option A is incorrect. In the role-based access control, a central authority determines what individuals can have access to which objects based on the individual's role or title in the organization.
Answer option C is incorrect. The task-based access control is similar to role-based access control, but the controls are based on the subject's responsibilities and duties.
32 comments · newest first
FE
Felicia
11 months ago
Really? I didn't think change control dealt with priorities.
EL
Elouise
11 months ago
Totally agree with C! Testing is crucial.
BR
Brock
12 months ago
Wait, are we sure about B? Seems off to me.
JO
Joesph
12 months ago
I think A is also important for quality.
MA
Marshall
12 months ago
Definitely C and D! Those are key steps.
DO
Dolores
1 year ago
I’m pretty confident that establishing priorities is a key part of change control, but I’m a bit uncertain about the quality control aspect.
ME
Meghann
1 year ago
I practiced a question similar to this, and I feel like recreating and analyzing the problem might be more related to the troubleshooting phase rather than change control.
RO
Royal
1 year ago
I remember something about prioritizing requests being part of the change control process, but I can't recall if quality control is included.
BR
Brittani
1 year ago
I think the change control phase definitely involves developing changes and tests, but I'm not sure about the others.
KA
Kasandra
1 year ago
I'm a bit confused by the terminology here. Data Reader, Data Streams, Device Streams - it's a lot to keep track of. I'll have to make sure I understand the differences.
RO
Rolande
1 year ago
I remember practicing some similar questions on product risks, but I'm not entirely sure which option doesn't qualify as a product risk here.
KA
Kate
1 year ago
Hmm, I'm a bit confused on this one. I'm not sure which responsibilities will actually be reduced. I'll need to think this through carefully.
TH
Theron
1 year ago
There were similar MCQs with options around 76 to 85 lakh; elimination approach might help.
CA
Camellia
1 year ago
Hmm, I'm a bit unsure about this. I'll need to think it through carefully. Is it possible that the answer could be D, that these principles are the foundation for blockchain to operate successfully?
YO
Yolando
1 year ago
Wait, where's the 'all of the above' option? That's usually the right answer, right? Just kidding, I think I've got this one figured out.
LO
Lorean
1 year ago
D) Establishing the priorities of requests
CH
Chau
1 year ago
C) Developing the changes and corresponding tests
RE
Reuben
1 year ago
A) Performing quality control
LE
Leota
1 year ago
D) Establishing the priorities of requests
LU
Luann
1 year ago
C) Developing the changes and corresponding tests
FE
Felicidad
1 year ago
A) Performing quality control
CA
Candra
1 year ago
Ah, I see what they're getting at now. Quality control, problem analysis, and change priorities - that's the change control phase in a nutshell.
KE
Kerrie
1 year ago
Hmm, I think B and D might be part of it too. This exam is really making me think!
EM
Emmanuel
1 year ago
Yes, analyzing the problem and establishing priorities are crucial steps in the maintenance phase.
LA
Laura
1 year ago
I agree, B and D are definitely part of the change control phase.
IL
Ilene
1 year ago
I'm not sure about B though. Recreating and analyzing the problem might be more relevant in the testing phase rather than change control.
GL
Glory
2 years ago
I agree with Mammie. A, C, and D make sense because quality control, developing changes, and establishing priorities are important in the maintenance phase.
RU
Ruth
2 years ago
Option C seems obvious, but I'm not sure about the rest. Gotta read up on those maintenance phases!
DO
Dorcas
1 year ago
D) Establishing the priorities of requests
TA
Tamesha
1 year ago
C) Developing the changes and corresponding tests
WA
Wade
1 year ago
A) Performing quality control
MA
Mammie
2 years ago
I think A, C, and D are addressed by the change control phase.