A common Layer 2 protocol used on dedicated leased lines is ________

A) PPP
B) CHAP
C) TCP/IP
D) IPsec

A
Explanation: Dedicated lease lines use PPP. CHAP, IPsec, and TCP/IP are all incorrect.

Computer Science & Information Technology

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A brand new datacentre has been wired with all CAT6a wiring. A technician has been tasked to immediately install and boot up an already configured mission critical file server. Prior to turning the server on, the technician realizes that they had brought CAT5e patch cords by mistake. Which of the following should the technician do?

A. Install the CAT5e cable, boot the server and then return and replace it later. B. Inform the customer and recommend temporarily using the CAT5e cable. C. Install the CAT5e cable, document the installation and leave the premises. D. Inform the customer that the server will be available as soon as a CAT6a cable is acquired.

Computer Science & Information Technology

Robert, a manager, uses Microsoft Access 2016 to retrieve employee details. He types <>50000 in the Criteria box in the Salary column in the design grid and runs the query. The results for the query include all the records _____.?

A. ?with values less than 50,000 in the Salary field B. ?except the ones with 50,000 in the Salary field C. ?with 50,000 in the Salary field D. ?except the ones with values greater than 50,000 in the Salary field

Computer Science & Information Technology