A user is no longer able to browse the Internet after returning from vacation. The user is able to log in and
navigate to the local intranet, but not to any outside sites. A technician pings a well-known website by
name but gets no reply. The technician then pings its IP address and gets a reply.
Which of the following commands will MOST likely resolve the issue?

Which of the following ports are used for secure sessions? (Select two.)

A technician was called to check an unexpected clicking noise on a desktop that has become more frequent every time a video editing application is loaded. The system fans have been replaced, but the clicking noise remains. Diagnostics have been run on the video card.
Which of the following should the technician do FIRST?

Which of the following channels would MOST likely be used by a 2.4GHz WAP to reduce the possibility of a channel overlap issue? (Select TWO),

A technician is installing an optical drive in an engineering workstation that allows for optical media backups up to 128GB for each project. Which of the following doves should the technician install in the workstation?