020-100 実際試験問題と解答 - 模擬練習 - 受験自信を増やす

Question No : 1
Which protocol provides secure communication over the Internet by encrypting data in transit?

A.SMTP
B.FTP
C.HTTP
D.HTTPS

正解:

Question No : 2
What is information classification?

A.The process of deleting information
B.The process of encrypting information
C.The process of categorizing information based on its sensitivity
D.The process of sharing information with others

正解:

Question No : 3
Which of the following concepts is related to the process of verifying a user's identity?

A.Authorization
B.Digital identity
C.Authentication
D.Accounting

正解:

Question No : 4
Which of the following fields in an X.509 certificate identifies the domain name of a website?

A.Issuer
B.Subject
C.Validity
D.subjectAltName

正解:

Question No : 5
Which of the following is a security implication of shared access to data in the cloud?

A.Increased risk of unauthorized access to data
B.Improved data security
C.Improved data accessibility
D.Decreased risk of data loss

正解:

Question No : 6
What is end-to-end encryption?

A.A method for optimizing website performance
B.A software development process
C.A type of encryption that protects data as it travels between two endpoints
D.A technique for compressing files

正解:

Question No : 7
What are email spam filters?

A.Filters used to block sensitive information sent via email
B.Filters used to block all incoming email
C.Filters used to block only unsolicited and unwanted email
D.Filters used to block all outgoing email

正解:

Question No : 8
What is a major security concern when installing mobile applications from unknown sources?

A.Malware infection
B.Incompatible hardware components
C.Reduced storage capacity
D.Limited network connectivity

正解:

Question No : 9
What is an non-disclosure agreement (NDA)?

A.An agreement to not disclose any information
B.A contract that requires sharing confidential information with others in a business relationship
C.An agreement to disclose all information
D.An agreement to disclose some information

正解:

Question No : 10
Which of the following is a characteristic of Perfect Forward Secrecy (PFS)?

A.It relies on a single long-term private key for all sessions.
B.It is not used in modern encryption protocols.
C.It generates a unique session key for each session.
D.It uses symmetric encryption for all sessions.

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Question No : 11
What is the purpose of a rootkit?

A.To increase network speed
B.To encrypt data on a system
C.To detect and remove malware
D.To provide remote access to a system

正解:

Question No : 12
Which of the following is a network address used to identify devices in layer three of the OSI model?

A.TCP port number
B.DNS address
C.MAC address
D.IP address

正解:

Question No : 13
Which of the following is the BEST way to securely procure and install software?

A.Downloading software from an unsecured website
B.Purchasing software from an unverified vendor
C.Installing software from a USB drive
D.Installing software from an app store

正解:

Question No : 14
Which of the following is used to verify the identity of a website?

A.509 digital certificate
B.SSL/TLS
C.Certificate Signing Request (CSR)
D.Diffie-Hellman key exchange

正解:

Question No : 15
Which of the following encryption methods is used for email encryption and requires the use of a public key and a private key pair?

A.Certificate Authority
B.S/MIME
C.OpenPGP
D.SMTP STARTTLS

正解:

LPI 020-100 問題練習