If a ≤m b and b is regular, does that imply that a is a regular language? why or why not?

What is the purpose of a search engine?

In an excel table, which of the following represents a column of data?

Which file is used to determine which tty devices the root user is allowed to log in to? a. / var/securetty b. / home/securetty c. / usr/securetty d. / etc/securetty?

If a fire should break out in your building, which of the following actions is NOT recommended? A) Once outside, call the fire department B) Walk quickly to the nearest exit C) Scream and run D) Pull the fire alarms or yell "fire"

Unlike oracle, access does not support the decimal data type. a. true b. false

The groups_per_user function receives a dictionary, which contains group names with the list of users. Users can belong to multiple groups. Fill in the blanks to return a dictionary with the users as keys and a list of their groups as values.

Amanda needs to create an informative print brochure for her local library's fundraiser dinner. What critical detail must she have before she starts designing the brochure? A. Target audience for the brochure B. Font styles for the brochure C.

Variables make it easier to do what? (select best answer.) A.) format your code B.) add comments in your code C.) figure out what data type a value has D.) make changes to your code

You have a small network at home that is connected to the internet. On your home network, you have a server with the IP address of 192.168.55.199/16. All computers on your home network can connect to the internet.

Which pattern is most similar to how stages are related in Atkinson and Shiffrin's information-processing model?