Question 15: A class C server has the following IP address: 192.168.1.2 what is the default network and broadcast address? A. Network: 192.168.1.0; Broadcast: 192.168.1.2555 B. Network: 192.0.0.1; Broadcast: 192.0.0.2 C. Network: 192.0.0.0; Broadcast: 192.168.1.0 D. Network: 192.168.1.1; Broadcast: 192.168.1.0 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 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 12: You are installing Linux on your computer. You want to have 5 different partitions and have created 4 partitions. There is no way to create the 5th partition. What happened: A. Your hard drive does not have enough space to create more than 4 partitions. B. You must create a swap partition. C. […]
Question 50: What command is used to delete the entire /dir . directory? A. rm –f /dir B. rm –r /dir C. rmdir /dir D. rmdir –p /dir REMOVE is the correct answer =============== Link Hoc va de thi 2021
Question 11: Which file contains the local IP address-name mapping? A. /etc/host.conf B. /etc/hosts C. /etc/resolv.conf D. /etc/named.conf REMOVE is the correct answer =============== Link Hoc va de thi 2021
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