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An administrator needs to restore a source database from a snapshot. The database shares the source volume with multiple other databases.
How does NDB handle this database restore operation?
Suggested Answer: A
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40 comments · newest first
NA
Natalya
10 months ago
Nope, it definitely replaces the whole volume!
NI
Nickole
11 months ago
I think it just copies the specific database files, right?
AV
Avery
11 months ago
Wait, are you sure about that? Sounds risky!
NO
Noemi
11 months ago
Totally agree with that!
SA
Sage
11 months ago
NDB replaces the source volume with the snapshot volume.
KR
Kris
11 months ago
I’m uncertain about the specifics, but I recall something about copying files. Maybe it’s option A? I just hope I don’t confuse it with the full volume replacement.
DA
Dana
12 months ago
I’m leaning towards option C, replacing the source volume with the snapshot. It seems to align with how NDB handles restores, but I wish I had reviewed it more.
TY
Tyra
12 months ago
I remember a question like this where we discussed how snapshots work. I feel like it copies specific database files, but I could be mixing it up with another topic.
DE
Detra
1 year ago
I think NDB might replace the source volume with the snapshot volume, but I'm not entirely sure. It sounds familiar from our practice sessions.
DE
Demetra
1 year ago
Alright, let me read through the question again and see if I can come up with a solid strategy.
SE
Selma
1 year ago
I've seen something similar before. I'm pretty confident I can figure this out if I break it down step-by-step.
AL
Almeta
1 year ago
Whoa, this is a new one for me. I'm not totally sure how NDB would approach this scenario.
ED
Edelmira
1 year ago
Okay, let's see... I think the key is understanding how NDB handles database restores when the source volume is shared.
LE
Leslie
1 year ago
Hmm, this one seems tricky. I'll need to think it through carefully.
BR
Brigette
1 year ago
Okay, I think I've got this. The customer's coverage is about to expire, so we'll want to open a case and either renew their coverage or offer them new service options.
LI
Ligia
1 year ago
If I remember correctly, we have the carrying amount of $230,000 and fair value of $210,000, but we also need to factor in disposal costs. That makes choice B look tempting—$215,000?
RE
Renea
1 year ago
This seems pretty straightforward. I'll focus on the key characteristics mentioned in the question - certification and skill. Those seem like the most relevant attributes for field technicians working on specialized equipment.
LA
Lavera
2 years ago
I see your point, Vanesa. But I still think replacing the source volume with the snapshot volume is the best option in terms of efficiency.
VA
Vanesa
2 years ago
That's a good point, Cecily. But wouldn't that take longer to complete compared to just replacing the source volume?
CE
Cecily
2 years ago
I believe copying all database files to the source volume might be a safer option, to ensure nothing gets lost during the restore process.
LA
Lavera
2 years ago
I agree with Vanesa, replacing the source volume with the snapshot volume seems like the most efficient way to restore the database.
VA
Vanesa
2 years ago
I think NDB replaces the source volume with the snapshot volume.
CA
Camellia
2 years ago
Sure, this approach ensures that only the specific database is restored without affecting other databases sharing the volume.
ST
Stephen
2 years ago
Hmm.. interesting. Can you share your rationale for that, Charlie?
CA
Camellia
2 years ago
I heard that NDB replaces source volume with specific db disks for this operation.
DO
Dona
2 years ago
I disagree, I believe NDB copies the specific database files to the source volume.
ST
Stephen
2 years ago
I think NDB replaces the source volume with the snapshot volume.
LY
Lynda
2 years ago
Sounds good to me. Though I have to say, this question has me feeling like I'm playing a game of 'guess the database admin's thought process'. Hopefully, the real exam won't be this much of a mind-bender!
DE
Derick
2 years ago
I think it's definitely the right choice to maintain data consistency.
AB
Abel
2 years ago
That makes sense, it ensures the database is restored accurately.
MI
Milly
2 years ago
C) Replaces the source volume with the snapshot volume
MI
Mitsue
3 years ago
Yeah, me neither. I'm guessing it has something to do with the way NDB manages the different database files, but I'm not confident enough to pick an answer just yet.
HA
Halina
2 years ago
B) Replaces source volume with specific db disks
VE
Vesta
2 years ago
Hmm, that could work, but it sounds like it might not be the best option.
MA
Matt
2 years ago
D) Copies all database files to the source volume
YV
Yvonne
2 years ago
I think that could work too, but it might be more time-consuming.
AM
Amira
2 years ago
A) Copies the specific database files to the source volume
IN
Ines
2 years ago
That makes sense, it would probably be the safest option.
RO
Roselle
2 years ago
C) Replaces the source volume with the snapshot volume
ED
Edmond
3 years ago
Hmm, this question seems a bit tricky. I'm not entirely sure about the specifics of how NDB handles database restores when multiple databases share the same source volume.