Question 9: The PPIUD parameter refers to: A. Properly process ID B. Parent process ID C. Papa Process ID D. None of this is true REMOVE is the correct answer =============== Link Hoc va de thi 2021
Question 5: Emacs is a program: A. Text editing B. Programming Tools C. Email client D. All the above features A is the correct answer =============== Link Hoc va de thi 2021
Question 1: Which run level is shutdown and halt the system: A. Level 6 B. Level 0 C. Level 5 D. Level 3 REMOVE is the correct answer =============== Link Hoc va de thi 2021
Question 47: A user has username Sinhvien and home directory is /home/sinhvien. To return to the home dir as quickly as possible, he must use the command: A. cd B. cd /home/sinhvien C. cd / ; cd home ; cd student D. All of the above statements are wrong REMOVE is the correct answer =============== […]
Question 43: In a Linux environment, to declare a mailing list (often called group mail) in the sendmail program, what file does the administrator usually use to describe? A. /etc/mail/sendmail.cf B. /etc/mail/alias C. /etc/aliases D. /etc/mail/virtusertables OLD is the correct answer =============== Link Hoc va de thi 2021
Question 38: __________ is a Mail server that plays an intermediary role to transfer mail between locations that are not directly connected to each other, it resolves recipient addresses to transfer between mail servers or to mail gateways. – LLODO – Education and technology Link Hoc va de thi 2021
Question 34: In Linux, DNS servers are divided into how many types: A. 1 B. 2 C. 3 D. 4 REMOVE is the correct answer =============== Link Hoc va de thi 2021
Question 29: On which port does the SMTP service run: A. 22 B. 24 C. 23 D. 25 EASY is the correct answer =============== Link Hoc va de thi 2021
Question 25: In a Linux system, which user has the highest privileges: A. User administrator B. User root C. User admin D. User has UID=0 REMOVE is the correct answer =============== Link Hoc va de thi 2021
Question 21: To list the files in the current directory, use the command: A. ls . command B. command df C. du command D. command cp A is the correct answer =============== Link Hoc va de thi 2021