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Categories >> Software >> Networking >> Networking Security
 
 


 

 
 Networking Protocols interview questions  Networking Protocols Interview Questions (284)
 Networking Administration interview questions  Networking Administration Interview Questions (352)
 Networking Security interview questions  Networking Security Interview Questions (68)
 Networking AllOther interview questions  Networking AllOther Interview Questions (282)
Question
What is the purpose of a firewall?
 Question Submitted By :: Networking-Security
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
Firewalls are used to mediate and control all information
that is communicated between an external (untrusted) network
and an
internal (trusted) network. Firewalls make use of IP
filtering and application proxies to implement firewall
security policies.
 
Is This Answer Correct ?    17 Yes 1 No
Guest
 
Answer
# 2
Firewall is basically used to prevent the network from
unauthorised access.
Firewall are basically 2 types
1) Hardware Firewall:-Its works on network layer and used
for packet filtering usually used for network security. Its
only allow/deny packets(ports).
eg- Cisco pix, checkpoint,juniper,netgear are vendors of
H/W firewall
2) Software Firewall:- Its work at application level.It is
signature based firewall it does not bloks malicious
packets. Its only blocks predefined malicious signature.
eg- Antivirus like Mcafee, Symantech, Quick Heal
 
Is This Answer Correct ?    11 Yes 0 No
Shashank
 
 
 
Answer
# 3
The foremost purpose of Firewall is to prevent the
unauthenticated access of several resources of your network
as well as protection from ID-Theft scams such as spoofing
and phishing
 
Is This Answer Correct ?    8 Yes 3 No
Joshi
 
Answer
# 4
firewall is protected the system in the threads. 
Is This Answer Correct ?    3 Yes 6 No
Sasi
 

 
 
 
Other Networking Security Interview Questions
 
  Question Asked @ Answers
 
What is a security policy? Techworld 1
What are the stipulations of C2 level security?   1
What is secured sucket layer and what is the requirement of its in networking BPO 5
Why we called Active directory is active? Symantec 9
Describe the term intrusion detection in the context of IT- security?   4
How do we test for stateful packet in firewall ? Do we need scripts written for this ?   3
IS IC AND MICROPROCESSOR ARE SAME?   1
A System programmer have access to computer room, it is possible that he may undertake some unauthorised activities at any time, due to his deep knowledge how can a control build to avoid the risk? Wipro 3
what is firewall and types of it? Cyberoam 6
Why LDAP is called light weight? Symantec 8
What is the principle of least privilege?   1
What is the purpose of a firewall?   4
 
For more Networking Security Interview Questions Click Here 
 
 
 
 
 


   
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