Roger is part of a team that is responsible for employing a new information system, the design of which was developed using customary structured methods. to manage the intricacy of the application development process, roger wants to deploy structured development techniques, and he asks pete, his coworker, for information about these techniques. pete tells him about structure charts, which show program modules and the relationships among them using various graphical symbols. pete informs roger that one type of element in a structure chart is a data couple, which shows data that one module passes to another. what symbol is used for a data couple?

You have a linux system that has a 1000gb hard disk drive, which has a 90gb partition containing an ext4 filesystem mounted to the / directory and a 4gb swap partition. currently, this linux system is only used by a few users for storing small files; however, the department manager wants to upgrade this system and use it to run a database application that will be used by 100 users. the database application and the associated data will take up over 200gb of hard disk space. in addition, these 100 users will store their personal files on the hard disk of the system. each user must have a maximum of 5gb of storage space. the department manager has made it very clear that this system must not exhibit any downtime as a result of hard disk errors. how much hard disk space will you require, and what partitions would you need to ensure that the system will perform as needed? where would these partitions be mounted? what quotas would you implement? what commands would you need to run and what entries to /etc/fstab would you need to create? justify your answers.

Which analyst position analyzes information using mathematical models to business managers make decisions?

Which of the following includes the three primary network access technologies? dsl, cable modem, broadband lan, wan, man voip, uc, iptv tcp/ip, ftp, dhcp