CD Physical and Logical Formats in the figure

What is the size of a megabyte (MB) in terms of kilobytes (KB)?

Calculate the physical address of the data to be accessed if DS=2300 and BX = 0456

Need some help, confused about this

Attribute Name Sample Value Sample Value Sample Value Sample Value Sample Value INV_NUM 211347 211347 211347 211348 211349 PROD_NUM SALE_DATE PROD LABEL AA-E3422QW 15-Jan-2018 Rotary sander 211 QD-300932X RU-995748G 15-Jan-2018 15-Jan-2018 0.25-in. drill Band saw 211 309 VEND_CODE VEND_NAME NeverFail, Inc. NeverFail, Inc. BeGood, Inc. QUANT_SOLD 1 1 PROD_PRICE $49.95 $39.99 8 $3.45 AA-E3422QW GH-778345P 15-Jan-2018 16-Jan-2018 Rotary sander 211 NeverFail, Inc. ToughGo, Inc. 2 Power drill 157 $49.95 1 $87.75 a) Write the relational schema, draw its dependency diagram and identify all dependencies, including all partial and transitive dependencies. You can assume that the table does not contain repeating groups and that any invoice number may reference more than one product. (Hint: This table uses a composite primary key.)

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