Options: EXISTS/NOT EXISTS is a form of a correlated subquery., The processing of the SELECT statements is nested., They can be used to verify functional dependencies., They are very similar to a regular subquery.
The advantage of a command processor running only built-in commands is:
Options: flexibility to the users in running lists of commands by simply collecting them in named batch command files, the command set being common across different hardware configurations, users can create system programs and run them as commands, the processing is much faster than would other-wise be the case when user defined commands are used
Options: a. You can find deleted files in recycle bin
b. You can restore any files in recycle bin if you ever need
c. You can increase free spaceof disk by sending files in recycle bin
d. You can right click and choose Empty Recycle Bin to clean it at once
In Cisco's Unified Wireless Solution, what is the split-MAC architecture?
Options: The split-MAC architecture uses MAC addresses to create a forward/filter table and break up collision domains., The split-MAC architecture allows the splitting of 802.11 protocol packets between the AP and the controller to allow processing by both devices., The split-MAC architecture uses MAC addresses on the wireless network and IP addresses on the wired network., The split-MAC architecture uses MAC addresses to create a forward/filter table and break up broadcast domains.
Options: in the late 1980s for the Defense Ministry of US., in the early 1960s for military communication systems, mainly to handle speech, in the late 1950s for Defense Ministry of US, All of the above