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NEW QUESTION # 22
What is the underlying technology that allows containers to be restricted to defined limits for system resource usage such as CPU, memory, and network bandwidth?
- A. UnionFS
- B. Namespaces
- C. cqroups
- D. climits
Answer: C
NEW QUESTION # 23
An IT associate is responsible for protecting and maintaining the integrity of a set of configuration files. What command could be used to prevent users from modifying these files?
- A. auditd
- B. chmod
- C. setcap
- D. chown
Answer: B
NEW QUESTION # 24
An IT associate is creating a business case to adopt a DevOps approach in an organization. Which of the following is a benefit of DevOps to include in the business case?
- A. The new DevOps team takes over the work the development team does not have time to complete. The developers then have time to create new features.
- B. The DevOps tool framework reduces the mean time to recovery and number of outaqes, which results in increased sales.
- C. The frequency and stability of software deployments will be increased, which can lead to faster time to market.
- D. Developers take on the work of the operations team. The operations team, therefore, needs fewer people, reducing the number of people the organization needs to pay.
Answer: C
NEW QUESTION # 25
An IT associate would find the log files for syslog in which of the following directories?
- A. /usr/local/logs
- B. /home/logs
- C. /var/log
- D. /etc/logs
Answer: C
NEW QUESTION # 26
Which option will cause ls to display hidden files and folders?
- A. ls -v
- B. ls -t
- C. ls -l
- D. ls -a
Answer: D
NEW QUESTION # 27
When working on a Linux system with firewalld enabled, how can other systems be allowed to access the HTTPS port on the system in the default firewall zone so that the access is granted immediately and persists across reboots?
- A. firewall-cmd --add-service=https --permanent --reload
- B. firewallctl --add-port=https --reload
- C. firewalld --add-service=https
- D. iptables --add-service=https --permanent
Answer: A
NEW QUESTION # 28
Which of the following Git commands creates a new, empty Git repository?
- A. git clone
- B. git pull
- C. git in it
- D. git fork
Answer: C
NEW QUESTION # 29
What is the Linux kernel?
- A. It contains all the applications and software installed on the computer.
- B. It is the core interface between a computer's hardware and its processes.
- C. It is the firmware for the computer's processor.
- D. It is another name for the operating system.
Answer: B
NEW QUESTION # 30
Which of the following commands is used to detach a mounted filesystem or storage device?
- A. fsck
- B. umount
- C. mkfs
- D. mount
Answer: B
NEW QUESTION # 31
What command do you use to view the structure of system directory hierarchies?
- A. fee | ls /etc
- B. ls -t
- C. tree
- D. ls tree
Answer: C
NEW QUESTION # 32
Which of the following best describes open source compliance?
- A. A process by which users of open source software evaluate each line of their code against an open source dictionary to determine which components have been plagiarized
- B. A process by which open source software is first initiated by a requirements analysis, followed by design and then implementation, with a final testing step
- C. A process in which various users of open source software observe copyright notices and satisfy license obligations for their open source software components
- D. A process by which software components are compiled in a development environment, pushed to staging, and then finally moved to production
Answer: C
NEW QUESTION # 33
An IT team needs to synchronize large amounts of data between two nodes on the company's local network. This data changes daily and it is not feasible to copy the entire directory tree each time. Which is the best option to securely copy files in the most timely and efficient manner?
- A. scp
- B. fsync
- C. netcp
- D. rsync
Answer: D
NEW QUESTION # 34
Which of the following would be the most appropriate use-case for a Function as a Service (FaaS) implementation?
- A. An event-driven application with dynamic scaling
- B. An application that requires a regionally- or globally-distributed file system
- C. An application that continuously polls for work to process
- D. An application that requires a local file system
Answer: A
NEW QUESTION # 35
Which of the following authentication method types would include using a password in combination with a hardware token?
- A. Multi-Step Analysis
- B. Hardware Encryption Authentication
- C. Multi-Staged Security
- D. Multi-Factor Authentication
Answer: D
NEW QUESTION # 36
What software application architecture allows teams to iterate quickly and to develop software applications to scale rapidly?
- A. Micro-service architecture
- B. Container architecture
- C. SOA architecture
- D. Serverless architecture
Answer: A
NEW QUESTION # 37
An IT associate is researching technology options to use at a company. The company's application requires a Linux server, features a small memory footprint, and runs mostly web services and a few back-end applications. Which of the following would allow for the most efficient use of system resources and fast startup speeds?
- A. Containers
- B. Physical hardware
- C. Hybrid Cloud
- D. Virtualization
Answer: A
NEW QUESTION # 38
What command is used to view new content as it is written to a log file?
- A. cat
- B. cut -f1-5
- C. tail -f
- D. grep -f
Answer: C
NEW QUESTION # 39
In which file are system and user account passwords stored?
- A. /etc/secure
- B. /etc/passwd
- C. /etc/login.defs
- D. /etc/shadow
Answer: D
NEW QUESTION # 40
Which of the following best describes the DevOps methodology of Continuous Delivery?
- A. The focus is on product releases but also includes coding, building, integrating and testing software
- B. The focus is on configuration management and continuous monitoring.
- C. The focus is on automating releases of projects as soon as possible.
- D. The focus is on coding, building, integrating, and testing software.
Answer: C
NEW QUESTION # 41
What technology could be used to address software dependency conflicts between applications on the same host operating system?
- A. Containers
- B. Type 1 hvpervisors
- C. Type 2 hvpervisors
- D. cgroups
Answer: A
NEW QUESTION # 42
Which type of cloud computing combines on-premise infrastructure with a public cloud?
- A. Combination cloud
- B. Hybrid cloud
- C. Super cloud
- D. Mixed cloud
Answer: B
NEW QUESTION # 43
Which of the following is a non-functional requirement?
- A. The system must allow the administrator to disable user accounts.
- B. The system must allow the user to upload a profile image.
- C. The system must provide the user the option to enable multi-factor authentication.
- D. The system must adhere to all security requirements and regulations.
Answer: D
NEW QUESTION # 44
When using vi or vim to edit a file, how do you exit without saving?
- A. :exit
- B. :wq!
- C. :q!
- D. ZZ
Answer: C
NEW QUESTION # 45
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