Operating System Mcqs

Page No. 48

Which happens first authorization or authentication?


aAuthorization


bAuthentication


cAuthorization & Authentication are same


dNone of the mentioned


View Answer Authorization

What is characteristic of RADIUS system?


aIt is essential for centralized encryption and authentication


bIt works on Network layer to deny access to unauthorized people


cIt provides centralized authentication mechanism via network devices


dIt’s a strong File access system



What does Light Directory Access Protocol (LDAP) doesn’t store?


aUsers


bAddress


cPasswords


dSecurity Keys


View Answer Address

Why is one time password safe?


aIt is easy to generated


bIt cannot be shared


cIt is different for every access


dIt is a complex encrypted password



Which of the following is a strong password?


a19thAugust88


bDelhi88


cP@assw0rd


d!augustdelhi


View Answer P@assw0rd

Which of the following is the least secure method of authentication?


aKey card


bfingerprint


cretina pattern


dPassword


View Answer Password

What is not a good practice for user administration?


aIsolating a system after a compromise


bPerform random auditing procedures


cGranting privileges on a per host basis


dUsing telnet and FTP for remote access



Which of the following is a good practice?


aGive full permission for remote transferring


bGrant read only permission


cGrant limited permission to specified account


dGive both read and write permission but not execute



From the following, which is not a common file permission?


aWrite


bExecute


cStop


dRead


View Answer Stop

What are the common security threats?


aFile Shredding


bFile sharing and permission


cFile corrupting


dFile integrity



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