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You work as the Network Administrator for McNeil Inc. The company has a Unix-based network. You want to do RARP mapping from hardware mapping addresses to IP addresses. Which of the following Unix configuration files can you use to accomplish the task?
Suggested Answer: C, D
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The getSession() method of the HttpServletRequest interface returns the current session associated with the request, or creates a new
session if no session exists. The method has two syntaxes as follows:
public HttpSession getSession(): This method creates a new session if it does not exist.
public HttpSession getSession(boolean create): This method becomes similar to the above method if create is true, and returns the
current session if create is false. It returns null if no session exists.
Answer B is incorrect. The getSession(false) method returns a pre-existing session. It returns null if the
client has no session
associated with it.
Answer A and E are incorrect. There is no such method as getNewSession() in Java.
37 comments · newest first
HE
Helga
11 months ago
Surprised that people still use RARP these days!
FL
Fletcher
11 months ago
/etc/dhcpd.conf is for DHCP, not RARP!
TH
Thurman
11 months ago
Wait, isn't RARP kinda outdated now?
LA
Laurena
12 months ago
Totally agree, /etc/ethers is the right choice!
JO
Johnetta
12 months ago
You can use /etc/ethers for RARP mapping.
VE
Veronique
1 year ago
I definitely remember that /etc/motd is just a message file, so it can't be the right answer for RARP mapping.
LY
Lynsey
1 year ago
I’m a bit confused; I thought /etc/ethers was for mapping hardware addresses, but I can't recall if it specifically handles RARP.
JA
Janna
1 year ago
I remember practicing with DHCP configurations, and I feel like /etc/dhcpd.conf is more about assigning IPs rather than mapping them.
JA
Janella
1 year ago
I think RARP mapping is related to the /etc/ethers file, but I'm not entirely sure if that's the only one we need to consider.
NA
Nana
1 year ago
Okay, let me think this through step-by-step. RARP is for mapping hardware addresses to IP addresses, so the /etc/ethers file sounds like the most likely option. I'll make sure to review that in the exam.
AL
Alaine
1 year ago
Ugh, I'm a bit confused by this question. I know Unix has a lot of different config files, but I'm not sure which one is used for RARP. Guess I'll have to think this through carefully.
DY
Dylan
1 year ago
Hmm, I'm not too familiar with RARP, but I think the /etc/ethers file might be the one to use for this task. I'll have to double-check that.
JO
Johnathon
1 year ago
This seems like a straightforward question. I'm pretty confident I can find the right configuration file to do RARP mapping.
CA
Carla
1 year ago
Okay, let me break this down step-by-step. The oplog is a special capped collection that records all data modification operations. The question is asking about the exact collection name, so I'll need to double-check my notes to make sure I get this right.
ER
Erick
1 year ago
Okay, the key here is that the priority is determined by urgency and business impact, but I'm not sure if it's based on the SLA or what the SDA decides. I'll have to read the options closely.
HA
Hana
1 year ago
The question mentions the "type of connection" as a factor, so I'm guessing the answer might depend on the specific configuration of the Direct Connect setup. I'll review the AWS documentation to see if I can find more information on that.
MA
Mammie
1 year ago
Alright, time to put on my network admin hat. /etc/ethers, of course! I remember learning about that back in the stone age of networking. At least it's not /etc/flintstones, am I right? Haha.
KA
Kassandra
1 year ago
User 4: Good choice, definitely not /etc/flintstones!
DA
Dalene
1 year ago
User 3: Yeah, it's an oldie but a goodie.
PA
Pamella
1 year ago
User 2: Oh, I remember that from my networking class.
CR
Cristal
1 year ago
User 1: /etc/ethers is the file you need for RARP mapping.
DU
Dulce
1 year ago
Wait, is this a trick question? I mean, who even uses RARP these days? I hope the exam isn't just trying to catch me out with outdated protocols. Oh well, I'll go with /etc/ethers and hope for the best.
JU
Juan
1 year ago
Okay, let's see... /etc/dhcpd.conf is for DHCP, /etc/motd is just a message of the day, and /etc/exports is for NFS. So /etc/ethers has to be the correct answer. Easy peasy!
MA
Mayra
1 year ago
Got it, /etc/ethers is the Unix configuration file for RARP mapping.
TH
Theodora
1 year ago
Exactly, /etc/ethers is the file you need for hardware to IP mapping.
KE
Keneth
1 year ago
That's right, /etc/ethers is used for RARP mapping.
AD
Adela
1 year ago
D) /etc/ethers
JE
Jettie
1 year ago
C) /etc/exports
JO
Johanna
1 year ago
B) /etc/motd
GL
Glen
1 year ago
A) /etc/dhcpd.conf
VA
Vanesa
1 year ago
Hmm, I think the answer is /etc/ethers. That's where you'd configure the RARP mapping, right? I hope I'm not missing anything obvious here.
AD
Adell
1 year ago
Emerson: No problem, always good to double-check. Keep up the good work!
EM
Emerson
1 year ago
User 2: Thanks for confirming. It's good to know I was on the right track.
EV
Eva
1 year ago
User 1: Yes, you're correct. /etc/ethers is the file used for RARP mapping.
AD
Adell
2 years ago
I'm not sure, but I think /etc/dhcpd.conf is also used for network configuration.
ME
Melynda
2 years ago
I agree with Nobuko. /etc/ethers is used for RARP mapping.
NO
Nobuko
2 years ago
I think the answer is D) /etc/ethers.