Chapter 6: Identity, Access, and Account Management | 6.1-6.10
You want to see which primary and secondary groups the dredford user belongs to. Enter the command you would use to display group memberships for dredford.
groups dredford
You suspect that the gshant user account is locked. Enter the command you would use in a shell to show the status of the user account.
passwd -S gshant
In the /etc/shadow file, which character in the password field indicates that a standard user account is locked?
!
Which chage option keeps a user from changing their password every two weeks? A) -m 33 B) -W 33 C) -a 33 D) -M 33
A) -m 33
What is mutual authentication? A) A process by which each party in an online communication verifies the identity of the other party. B) Using a certificate authority (CA) to issue certificates. C) Deploying CHAP and EAP on remote access connections. D) The use of two or more authentication factors.
A) A process by which each party in an online communication verifies the identity of the other party.
There are registry-based settings that can be configured within a GPO to control the computer and the overall user experience, such as: - Use Windows features such as BitLocker, Offline Files, and Parental Controls - Customize the Start menu, taskbar, or desktop environment Control notifications - Restrict access to Control Panel features - Configure Internet Explorer features and options What are these settings known as? A) Administrative templates B) Local policies/security options C) Software restriction policies D) Account policies
A) Administrative templates
Which access control model is based on assigning attributes to objects and using Boolean logic to grant access based on the attributes of the subject? A) Attribute-Based Access Control (ABAC) B) Mandatory Access Control (MAC) C) Role-Based Access Control (RBAC) D) Rule-Based Access Control
A) Attribute-Based Access Control (ABAC)
A smart card can be used to store all but which of the following items? A) Biometric template original B) Digital signature C) Identification codes D) Cryptography keys
A) Biometric template original
KWalletManager is a Linux-based credential management system that stores encrypted account credentials for network resources. Which encryption methods can KWalletManager use to secure account credentials? (Select two.) A) Blowfish B) GPG C) Kerberos D) Twofish E) HMAC-SHA1
A) Blowfish B) GPG
What should you do to a user account if the user goes on an extended vacation? A) Disable the account B) Monitor the account more closely C) Delete the account D) Remove all rights from the account
A) Disable the account
Which of the following authentication protocols transmits passwords in cleartext and, therefore, is considered too unsecure for modern networks? A) PAP B) EAP C) CHAP D) RADIUS
A) PAP
What type of password is maryhadalittlelamb? A) Passphrase B) Static C) Cognitive D) Composition
A) Passphrase
Which of the following identifies the type of access that is allowed or denied for an object? A) Permissions B) SACL C) User rights D) DACL
A) Permissions
Which of the following is an example of privilege escalation? A) Privilege creep B) Separation of duties C) Mandatory vacations D) Principle of least privilege
A) Privilege creep
What does a remote access server use for authorization? A) Remote access policies B) SLIP or PPP C) Usernames and passwords D) CHAP or MS-CHAP
A) Remote access policies
What is the effect of the following command? chage -M 60 -W 10 jsmith A) Sets the password for jsmith to expire after 60 days and gives a warning 10 days before expiration. B) Deletes the jsmith user account after 60 days and gives a warning 10 days before expiration. C) Sets the password for jsmith to expire after 60 days and sets a minimum of 10 days before a user can change the password again. D) Sets the password for jsmith to expire after 10 days and gives a warning 60 days before expiration. E) Forces jsmith to keep the password for 60 days before changing it while also giving a warning 10 days before expiration.
A) Sets the password for jsmith to expire after 60 days and gives a warning 10 days before expiration.
Which of the following defines the crossover error rate for evaluating biometric systems? A) The point where the number of false positives matches the number of false negatives in a biometric system. B) The rate of people who are denied access when they should be allowed access. C) The number of subjects or authentication attempts that can be validated. D) The rate of people who are given access when they should be denied access.
A) The point where the number of false positives matches the number of false negatives in a biometric system.
You have a group named temp_sales on your system. The group is no longer needed, so you should remove it. Which of the following commands should you use? A) groupdel temp_sales B) groupmod -R temp_sales C) groupmod -n temp_sales D) newgroup -R temp_sales
A) groupdel temp_sales
One of your users, Karen Scott, has recently married and is now Karen Jones. She has requested that her username be changed from kscott to kjones with no other values changed. Which of the following commands would accomplish this? A) usermod -l kjones kscott B) usermod -u kscott kjones C) usermod -l kscott kjones D) usermod -u kjones kscott
A) usermod -l kjones kscott
What is the name of the service included with the Windows Server operating system that manages a centralized database containing user account and security information?
Active Directory
Which of the following ports are used with TACACS? A) 22 B) 49 C) 50 and 51 D) 1812 and 1813 E) 3389
B) 49
What is the MOST important aspect of a biometric device? A) Enrollment time B) Accuracy C) Throughput D) Size of the reference profile
B) Accuracy
RADIUS is primarily used for what purpose? A) Managing access to a network over a VPN B) Authenticating remote clients before access to the network is granted C) Managing RAID fault-tolerant drive configurations D) Controlling entry-gate access using proximity sensors
B) Authenticating remote clients before access to the network is granted
What is the process of controlling access to resources such as computers, files, or printers called? A) Conditional access B) Authorization C) Authentication D) Mandatory access control
B) Authorization
You manage a group of 20 Windows workstations that are currently configured as a workgroup. You have been thinking about switching to an Active Directory configuration. Which advantages would there be to switching to Active Directory? (Select two.) A) Increased local control of workstation settings B) Centralized authentication C) Decreased implementation cost D) Reduced need for specialized hardware E) Centralized configuration control
B) Centralized authentication E) Centralized configuration control
For users on your network, you want to automatically lock user accounts if four incorrect passwords are used within ten minutes. What should you do? A) Configure account expiration in user accounts B) Configure account lockout policies in Group Policy C) Configure day/time restrictions in user accounts D) Configure password policies in Group Policy E) Configure the enable/disable feature in user accounts
B) Configure account lockout policies in Group Policy
A manager has told you she is concerned about her employees writing their passwords for websites, network files, and database resources on sticky notes. Your office runs exclusively in a Windows environment. Which tool could you use to prevent this behavior? A) Computer Management B) Credential Manager C) Local Users and Groups D) Key Management Service
B) Credential Manager
Audit trails produced by auditing activities are which type of security control? A) Preventative B) Detective C) Directive D) Deterrent
B) Detective
You want to implement an access control list in which only the users you specifically authorize have access to the resource. Anyone not on the list should be prevented from having access. Which of the following methods of access control should the access list use? A) Explicit allow, explicit deny B) Explicit allow, implicit deny C) Implicit allow, explicit deny D) Implicit allow, implicit deny
B) Explicit allow, implicit deny
Marcus White has just been promoted to a manager. To give him access to the files that he needs, you make his user account a member of the Managers group, which has access to a special shared folder. Later that afternoon, Marcus tells you that he is still unable to access the files reserved for the Managers group. What should you do? A) Manually refresh Group Policy settings on his computer. B) Have Marcus log off and log back in. C) Manually refresh Group Policy settings on the file server. D) Add his user account to the ACL for the shared folder.
B) Have Marcus log off and log back in.
John, a user, is attempting to install an application but receives an error that he has insufficient privileges. Which of the following is the MOST likely cause? A) The application is not a valid Windows application. B) John has a local standard user account. C) John has a local administrator account. D) John needs to log in with a Microsoft account.
B) John has a local standard user account.
Which of the following account types uses a single sign-on system that lets you access Windows, Office 365, Xbox Live, and more? A) Azure AD B) Microsoft C) Domain D) Administrator
B) Microsoft
You are configuring the Local Security Policy of a Windows system. You want to prevent users from reusing old passwords. You also want to force them to use a new password for at least five days before changing it again. Which policies should you configure? (Select two.) A) Password must meet complexity requirements B) Minimum password age C) Maximum password age D) Enforce password history
B) Minimum password age D) Enforce password history
Which of the following are examples of Something You Have authentication controls? (Select two.) A) Cognitive question B) Photo ID C) Voice recognition D) Smart card E) PIN F) Handwriting analysis
B) Photo ID D) Smart card
You often travel away from the office. While traveling, you would like to use your laptop computer to connect directly to a server in your office and access files. You want the connection to be as secure as possible. Which type of connection do you need? A) Internet B) Remote access C) Intranet D) Virtual private network
B) Remote access
Which account type in Linux can modify hard limits using the ulimit command? A) Administrator B) Root C) User D) Standard
B) Root
Which of the following is an example of rule-based access control? A) A member of the accounting team that is given access to the accounting department documents. B) Router access control lists that allow or deny traffic based on the characteristics of an IP packet. C) A computer file owner who grants access to the file by adding other users to an access control list. D) A subject with a government clearance that allows access to government classification labels of Confidential, Secret, and Top Secret.
B) Router access control lists that allow or deny traffic based on the characteristics of an IP packet.
Which of the following is used by Microsoft for auditing in order to identify past actions performed by users on an object? A) DACL B) SACL C) Permissions D) User rights
B) SACL
Which of the following are methods for providing centralized authentication, authorization, and accounting for remote access? (Select two.) A) EAP B) TACACS+ C) AAA D) PKI E) RADIUS
B) TACACS+ E) RADIUS
Which security mechanism uses a unique list that meets the following specifications: - The list is embedded directly in the object itself. - The list defines which subjects have access to certain objects. - The list specifies the level or type of access allowed to certain objects. A) Hashing B) User ACL C) Conditional access D) Mandatory access control
B) User ACL
Which networking model is based on peer-to-peer networking? A) Standalone B) Workgroup C) Client-server D) None
B) Workgroup
Which of the following are networking models that can be used with the Windows operating system? (Select two.) A) Active Directory B) Workgroup C) Domain controller D) Client-server E) Organizational unit
B) Workgroup D) Client-server
Which of the following commands creates a new group and defines the group password? A) groupadd -c B) groupadd -p C) groupadd -r D) groupadd -g
B) groupadd -p
Which of the following utilities could you use to lock a user account? (Select two.) A) useradd B) passwd C) ulimit D) userdel E) usermod
B) passwd E) usermod
An employee named Bob Smith, whose username is bsmith, has left the company. You have been instructed to delete his user account and home directory. Which of the following commands would produce the required outcome? (Select two.) A) userdel bsmith B) userdel bsmith;rm -rf /home/bsmith C) userdel -r bsmith D) userdel -h bsmith E) userdel -x bsmith
B) userdel bsmith;rm -rf /home/bsmith C) userdel -r bsmith
Which of the following commands removes a user from all secondary group memberships? A) usermod -G B) usermod -G "" C) usermod -aG D) usermod -g
B) usermod -G ""
You have performed an audit and found an active account for an employee with the username joer. This user no longer works for the company. Which command can you use to disable this account? A) usermod -d joer B) usermod -L joer C) usermod -u joer D) usermod -l joer
B) usermod -L joer
Using the groupadd -p command overrides the settings found in which file? A) /etc/logins.txt B) /usr/logins.txt C) /etc/login.defs D) /root/logins.defs
C) /etc/login.defs
Which ports does LDAP use by default? (Select two.) A) 110 B) 161 C) 389 D) 69 E) 636
C) 389 E) 636
Which of the following terms describes the component that is generated following authentication and is used to gain access to resources following login? A) Cookie B) Account policy C) Access token D) Proxy
C) Access token
A remote access user needs to gain access to resources on the server. Which of the following processes are performed by the remote access server to control access to resources? A) Identity proofing and authorization B) Identity proofing and authentication C) Authentication and authorization D) Authorization and accounting E) Authentication and accounting
C) Authentication and authorization
You are consulting a small startup company that needs to know which kind of Windows computer network model they should implement. The company intends to start small with only 12 employees, but they plan to double or triple in size within 12 months. The company founders want to make sure they are prepared for growth. Which networking model should they implement? A) Public B) Wireless C) Client-server D) Wired E) Standalone F) Workgroup
C) Client-server
Which of the following is a password that relates to things that people know, such as a mother's maiden name or a pet's name? A) One-time B) Passphrase C) Cognitive D) Dynamic
C) Cognitive
You want to make sure that all users have passwords over eight characters in length and that passwords must be changed every 30 days. What should you do? A) Configure expiration settings in user accounts B) Configure account lockout policies in Group Policy C) Configure account policies in Group Policy D) Configure day/time settings in user accounts
C) Configure account policies in Group Policy
You want to ensure that all users in the Development OU have a common set of network communication security settings applied. Which action should you take? A) Create a GPO folder policy for the folders containing the files. B) Create a GPO user policy for the Development OU. C) Create a GPO computer policy for the computers in the Development OU. D) Create a GPO computer policy for the Computers container.
C) Create a GPO computer policy for the computers in the Development OU.
You manage an Active Directory domain. All users in the domain have a standard set of internet options configured by a GPO linked to the domain, but you want users in the Administrators OU to have a different set of internet options. What should you do? A) Create a GPO computer policy for the Administrators OU. B) Create a GPO user policy for the domain. C) Create a GPO user policy for the Administrators OU. D) Create a Local Group Policy on the computers used by members of the Administrators OU.
C) Create a GPO user policy for the Administrators OU.
You have just configured the password policy and set the minimum password age to 10. What is the effect of this configuration? A) Users must change the password at least every 10 days. B) The password must contain 10 or more characters. C) Users cannot change the password for 10 days. D) The password must be entered within 10 minutes of the login prompt being displayed. E) The previous 10 passwords cannot be reused.
C) Users cannot change the password for 10 days.
Which of the following are characteristics of TACACS+? (Select two.) A) Allows two different servers (one for authentication and authorization and another for accounting) B) Can be vulnerable to buffer overflow attacks C) Uses TCP D) Uses UDP E) Allows three different servers (one each for authentication, authorization, and accounting)
C) Uses TCP E) Allows three different servers (one each for authentication, authorization, and accounting)
You have a group named Research on your system that needs a new password because a member of the group has left the company. Which of the following commands should you use? A) groupmod -p Research B) newpasswd Research C) gpasswd Research D) gpasswd research
C) gpasswd Research
You are the administrator for a small company, and you need to add a new group of users to the system. The group's name is sales. Which command accomplishes this task? A) addgroup -x sales B) addgroup sales C) groupadd sales D) groupadd -r sales
C) groupadd sales
Which of the following commands is used to change the current group ID during a login session? A) groupmod B) groups C) newgrp D) usermod
C) newgrp
Which of the following commands would you use to view the current soft limits on a Linux machine? A) ulimit -n B) ulimit -c C) ulimit -a D) ulimit -u
C) ulimit -a
Which of the following commands assigns a user to a primary group? A) groupadd -g B) usermod -G C) usermod -g D) groupadd - r
C) usermod -g
Which of the following account types is a cloud-based identity and access management service that provides access to both internal and external resources? A) Domain B) Administrator C) Microsoft D) Azure AD
D) Azure AD
You have hired ten new temporary employees to be with the company for three months. How can you make sure that these users can only log on during regular business hours? A) Configure account lockout in Group Policy B) Configure account expiration in user accounts C) Configure account policies in Group Policy D) Configure day/time restrictions in user accounts
D) Configure day/time restrictions in user accounts
Which of the following terms is used to describe an event in which a person who should be allowed access is denied access to a system? A) False acceptance B) False positive C) Error rate D) False negative
D) False negative
You manage a single domain named widgets.com. Organizational units (OUs) have been created for each company department. User and computer accounts have been moved into their corresponding OUs. You define a password and account lockout policy for the domain. However, members of the Directors OU want to enforce longer passwords than are required for the rest of the users. You need to make the change as easily as possible. Which of the following actions should you take? A) Create a new domain. Move the contents of the Directors OU to the new domain and then configure the necessary password policy on the domain. B) Go to Active Directory Users and Computers. Select all user accounts in the Directors OU, and then edit the user account properties to require the longer password. C) Create a GPO linked to the Directors OU. Configure the password policy in the new GPO. D) Implement a granular password policy for the users in the Directors OU.
D) Implement a granular password policy for the users in the Directors OU.
Group Policy Objects (GPOs) are applied in which of the following orders? A) Local Group Policy, GPO linked to site, GPO linked to domain, GPO linked to organizational unit (lowest to highest). B) GPO linked to site, GPO linked to domain, GPO linked to organizational unit (lowest to highest), Local Group Policy. C) GPO linked to site, GPO linked to domain, GPO linked to organizational unit (highest to lowest), Local Group Policy. D) Local Group Policy, GPO linked to site, GPO linked to domain, GPO linked to organizational unit (highest to lowest).
D) Local Group Policy, GPO linked to site, GPO linked to domain, GPO linked to organizational unit (highest to lowest).
What is the primary purpose of separation of duties? A) Grant a greater range of control to senior management B) Inform managers that they are not trusted C) Increase the difficulty of performing administrative duties D) Prevent conflicts of interest
D) Prevent conflicts of interest
You have implemented an access control method that only allows users who are managers to access specific data. Which type of access control model is being used? A) MAC B) DAC C) DACL D) RBAC
D) RBAC
You are attempting to delete the temp group but are unable to. Which of the following is the MOST likely cause? A) The secondary group of an existing user cannot be deleted. B) All users have already been deleted. C) Groups cannot be deleted. D) The primary group of an existing user cannot be deleted.
D) The primary group of an existing user cannot be deleted.
Your LDAP directory-services solution uses simple authentication. What should you always do when using simple authentication? A) Add SASL and use TLS B) Use Kerberos C) Use IPsec and certificates D) Use SSL
D) Use SSL
Which of the following is a privilege or action that can be taken on a system? A) SACL B) Permissions C) DACL D) User rights
D) User rights
Which of the following identification and authentication factors are often well known or easily discovered by others on the same network or system? A) Biometric reference profile B) Password C) PGP secret key D) Username
D) Username
Which of the following is used for identification? A) PIN B) Password C) Cognitive question D) Username
D) Username
Which of the following are disadvantages of biometrics? (Select two.) A) They can be circumvented using a brute force attack. B) They require time synchronization. C) Biometric factors for identical twins are the same. D) When used alone, they are no more secure than a strong password. E) They have the potential to produce numerous false negatives.
D) When used alone, they are no more secure than a strong password. E) They have the potential to produce numerous false negatives.
You are a contract support specialist managing the computers in a small office. You see that all the computers are only using local user accounts. Which of the following models could this office be using? (Select two.) A) Client-server B) Active Directory C) Domain D) Workgroup E) Standalone F) Azure AD
D) Workgroup E) Standalone
You want to deploy SSL to protect authentication traffic with your LDAP-based directory service. Which port does this action use? A) 60 B) 80 C) 389 D) 443 E) 636 F) 2208
E) 636
Which of the following principles is implemented in a mandatory access control model to determine object access by classification level? A) Clearance B) Separation of duties C) Principle of least privilege D) Ownership E) Need to Know
E) Need to Know
You manage a single domain named widgets.com. Organizational units (OUs) have been created for each company department. User and computer accounts have been moved into their corresponding OUs. Members of the Directors OU want to enforce longer passwords than are required for the rest of the users. You define a new granular password policy with the required settings. All users in the Directors OU are currently members of the DirectorsGG group, which is a global security group in that OU. You apply the new password policy to that group. Matt Barnes is the chief financial officer, and he would like his account to have even more strict password policies than are required for other members in the Directors OU. What should you do? A) Edit the existing password policy. Define exceptions for the required settings. Apply the exceptions to Matt's user account. B) Create a granular password policy for Matt. Create a new group, make Matt a member of the group, and then apply the new policy directly to the new group. Make sure the new policy has a higher precedence value than the value for the existing policy. C) Create a granular password policy for Matt. Apply the new policy directly to Matt's user account. D) Create a granular password policy for Matt. Apply the new policy directly to Matt's user account. Remove Matt from the DirectorsGG group.
C) Create a granular password policy for Matt. Apply the new policy directly to Matt's user account.
Which of the following is a characteristic of TACACS+? A) Uses UDP ports 1812 and 1813 B) Requires that authentication and authorization are combined in a single server C) Encrypts the entire packet, not just authentication packets D) Supports only TCP/IP
C) Encrypts the entire packet, not just authentication packets
Which of the following objects identifies a set of users with similar access needs? A) SACL B) Permissions C) Group D) DACL
C) Group
Mary, a user, is attempting to access her OneDrive from within Windows and is unable to. Which of the following would be the MOST likely cause? A) Mary needs to connect to Azure AD. B) Mary has a local administrator account. C) Mary needs to log in with a Microsoft account. D) Mary has a local standard user account.
C) Mary needs to log in with a Microsoft account.
Which of the following is a feature of MS-CHAP v2 that is not included in CHAP? A) Hashed shared secret B) Three-way handshake C) Mutual authentication D) Certificate-based authentication
C) Mutual authentication
You assign access permissions so that users can only access the resources required to accomplish their specific work tasks. Which security principle are you complying with? A) Need to know B) Job rotation C) Principle of least privilege D) Cross-training
C) Principle of least privilege
Which of the following are differences between RADIUS and TACACS+? A) RADIUS encrypts the entire packet contents; TACACS+ only encrypts the password. B) RADIUS supports more protocols than TACACS+. C) RADIUS combines authentication and authorization into a single function; TACACS+ allows these services to be split between different servers. D) RADIUS uses TCP; TACACS+ uses UDP.
C) RADIUS combines authentication and authorization into a single function; TACACS+ allows these services to be split between different servers.
You want to use Kerberos to protect LDAP authentication. Which authentication mode should you choose? A) EAP B) Mutual C) SASL D) Simple
C) SASL
Which type of group can be used for controlling access to objects? A) Authorization B) Distribution C) Security D) DACL
C) Security
Lori Redford, who has been a member of the Project Management group, was recently promoted to manager of the team. She has been added as a member of the Managers group. Several days after being promoted, Lori needs to have performance reviews with the team she manages. However, she cannot access the performance management system. As a member of the Managers group, she should have the Allow permission to access this system. What is MOST likely preventing her from accessing this system? A) Her user object has been assigned an explicit Deny permission to the performance management system. B) Her user object has been assigned an explicit Allow permission to the performance management system, but she inherited the Deny permission assigned to the Project Management group (which she still belongs to). Inherited Deny permissions override explicit Allow permissions. C) She is still a member of the Project Management group, which has been denied permission to this system. Deny permissions always override Allow permissions. D) She is still a member of the Project Management group, which has been denied permission to this system. However, being a member of the Managers group should allow her to access this system. Allow permissions always override Deny permissions. There must be an explicit permission entry that is preventing her from accessing the management system.
C) She is still a member of the Project Management group, which has been denied permission to this system. Deny permissions always override Allow permissions.
You are teaching new users about security and passwords. Which of the following is the BEST example of a secure password? A) Stiles_2031 B) 8181952 C) T1a73gZ9! D) JoHnSmITh
C) T1a73gZ9!
When using Kerberos authentication, which of the following terms is used to describe the token that verifies the user's identity to the target system? A) Hashkey B) Voucher C) Ticket D) Coupon
C) Ticket
A user has just authenticated using Kerberos. Which object is issued to the user immediately following login? A) Digital signature B) Client-to-server ticket C) Ticket-granting ticket D) Digital certificate
C) Ticket-granting ticket
Upon running a security audit in your organization, you discover that several sales employees are using the same domain user account to log in and update the company's customer database. Which action should you take? (Select two. Each response is part of a complete solution.) A) Apply the Group Policy Object (GPO) to the container where the sales user accounts reside. B) Implement a Group Policy Object (GPO) that restricts simultaneous logins to one. C) Train sales employees to use their own user accounts to update the customer database. D) Delete the account that the sales employees are currently using. E) Implement a Group Policy Object (GPO) that implements time-of-day login restrictions.
C) Train sales employees to use their own user accounts to update the customer database. D) Delete the account that the sales employees are currently using.
