Cryptography Public Key Xcertificates Ii Online Exam Quiz
Cryptography Public Key Xcertificates Ii GK Quiz. Question and Answers related to Cryptography Public Key Xcertificates Ii. MCQ (Multiple Choice Questions with answers about Cryptography Public Key Xcertificates Ii
The subject unique identifier of the X.509 certificates was added in which version?
Options
A : 1
B : 2
C : 3
D : 4
Extensions were added in which version?
Options
A : 1
B : 2
C : 3
D : 4
CRL stands for
Options
A : Cipher Reusable List
B : Certificate Revocation Language
C : Certificate Revocation List
D : Certificate Resolution Language
Which of the following is not a part of an Extension?
Options
A : Extension Identifier
B : Extension value
C : Criticality Indicator
D : All of the mentioned constitute the Extension
Which of the following is not an element/field of the X.509 certificates?
Options
A : Issuer Name
B : Serial Modifier
C : Issuer unique Identifier
D : Signature
It is desirable to revoke a certificate before it expires because
Options
A : the user is no longer certified by this CA
B : the CA’s certificate is assumed to be compromised
C : the user’s private key is assumed to be compromised
D : all of the mentioned
Certificates generated by X that are the certificates of other CAs are Reverse Certificates.
Options
A : True
B : False
C :
D :
The criticality indicator indicates whether an extension can be safely ignored.
Options
A : True
B : False
C :
D :
Suppose that A has obtained a certificate from certification authority X1 and B has obtained certificate authority from CA X2. A can use a chain of certificates to obtain B’s public key. In notation of X.509, this chain is represented in the correct order as –
Options
A : X2 X1 X1 B
B : X1 X1 X2 A
C : X1 X2 X2 B
D : X1 X2 X2 A
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