Match the following terms with their description

I. Primary key field A. When a record in one table is related to a single record in a second table
II. Foreign key field B. A join or connection between two tables in a database
III. One-to-many relationship C. When a record in one table may be related to many records in another table
IV. One-to-one relationship D. Used to join with a primary key field in another table
V. Relationship E. Contains unique data for each record


E, D, C, A, B

Computer Science & Information Technology

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Consider two graph signals f = [3 , ? 4 , 9 , 2] T and g = [1 , 0 , ? 6 , 7] T defined on an arbitrary undirected and connected graph with 4 nodes. If h = f ? g, compute

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Any letter, digit, or symbol that appears in text is a character

Indicate whether the statement is true or false

Computer Science & Information Technology

Match the tool with the description. Each description is used only once

Disk Management _____ Diskpart _____ Advanced system settings _____ Disk Cleanup _____ A) Used to adjust virtual memory B. Used to defragment the hard drive C. Used to access a command environment to control and manage hard drives D. Used to check the status of a drive

Computer Science & Information Technology

The Patch tool is located on the ____________________ panel and is grouped with the Healing Brush tool, Content-Aware Move tool, Red Eye Tool, and Spot Healing Brush tool.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology