click below
click below
Normal Size Small Size show me how
Database
Excel- Chapter 6
Question | Answer |
---|---|
table (also called database) | organized collection of rows and columns of similaryly structured data on a worksheet |
record | data related to each person or item |
fields | individual data items that make up a record |
Each row of a worksheet can store a _________________? | record |
Each column of a worksheet can store ________ field for each _______. | one record |
What is the easiest way to create a table? | create a table style |
What is a banded row? | a row that is highlighted in some way, usually every other row in a table |
What is a header? | a table header is the column heading that appears above the data |
What are the rules about naming table? | no spaces must begin with a letter or underscore |
Why do duplicate entries sometimes happen? | data is entered incorrectly updated by more than one person or source |
What happens to the rows or columns adjacent to the table? | rows and/or columns become part of the table. |
When should you use 'Merge & Center'? | centering text across a range of cells; it becomes one cell |
When should you use 'Center Across Selection'? | When you do not want the cells to become one cell. Center across selection centers across multiple cells |
What is a table array? | a range-containing table that contains data you want to retrieve |
What is a lookup table? | a table array that stores data retrieved with a lookup function |
What are the two most widely used lookup functions? | HLOOKUP VLOOKUP |
What is the HLOOKUP function? | it searches for a value in the top row of a lookup table or an array of values, and then returns a corresponding value in the same column. ) |
What is the VLOOKUP function? | searches for a value in a column of a lookup table, and then returns a corresponding value in the same row from a column you specify |
In the HLOOKUP function, which direction must the table be? | horizontal (across: wide) |
In the VLOOKUP function, which direction must the table be? | vertical (tall) |
What is the first argument of the VLOOKUP function? | lookup value- data or location of the data you need to look up |
What is the second argument of the VLOOKUP function? | the location of the lookup table (set of rows and columns) |
What is the third argument of the VLOOKUP function? | column index number- represents the column location of the return value within the table array |
What is the formula for the VLOOKUP? | =VLOOKUP(lookup_value,table_array,col_index_) |
What is a calculated field? | contains a formula, function, cell reference, structured reference, or condition; automatically fills in the column without the use of a fill or copy command |
What is a structured reference? | a reference that allows table formulas to refer to table columns by names that are automatically generated when the table is created |
When typing a function, what is the purpose of the [ (left bracket)? | it begins a structured reference and causes excel to display the list of table fields |
With Conditional Formatting, what does the variety of icons consist of? | traffic signals, circles, flags, bars, arrows sets of 3, 4, or 5 icons |
What are data bars? | colored, horizontal rectangles in the cell the larger the number the wider the data bar |
What is sorting? | arranging records in a specific sequence |
What is ascending order? | sorted from lowest to highest; A to Z |
What is descending order? | sorted from highest to lowest; Z to A |
What are sort keys? | a field or fields that are selected to sort |
What does criteria mean? | a logical rule by which data is tested and chosen |
What is a query? | process of filtering records based on one or more filter criteria |
What is the search string? | the sequence of data you enter |
What is a criteria range? | a location separate from the table used to list specific search specifications |
What is an extract range? |