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mestny [16]
2 years ago
9

What is the function of a primary key in a table? to uniquely identify each record in the table to uniquely identify foreign key

s in the table to secure table data to secure the foreign keys in the table
Computers and Technology
1 answer:
aev [14]2 years ago
6 0

Answer:

A. To uniquely identify each record in the table

brainliest pls?

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The 60-watt light bulb has a 400 hour life expectency how much will it cost to operate during its time
expeople1 [14]

Answer:

$2.40

Explanation:

the unit electricity bill is kilo watt hour.

The 60-watt light bulb has a 400 hour life expectency means it will consume

60×400/1000 = 24 KWh units of electricity. Let us suppose each unit of electricity costs is 10 cents.

Then 24×10 = 240 cents  = $2.40

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3 years ago
What dose it need For a device to be considered a kind of computer
const2013 [10]

Answer:

Micro controller or MCU (Microcontroller Unit)

Explanation:

Micro Controller Unit is basically a computer on a chip with all components fabricated onto it. It is the core component of a computer.

A Micro Controller has:

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all fabricated on a single chip so that it may be connected via buses for providing the desired functionality.

<h3>I hope it will help you!</h3>
8 0
3 years ago
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You can place an insertion point by clicking in the field or by pressing ____.
Slav-nsk [51]
You can place an insertion point by clicking in the field or by clicking F2 keyboard shortcut. Insertion point is usually characterized by a blinking vertical line that allows you to insert a next character that you wanted.
4 0
3 years ago
An administrator needs to make sure that video conferencing is allocated a high portion of bandwidth within a company network. W
frosja888 [35]

Answer:

QoS

Explanation:

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The area that holds all the startup instructions the computer needs to start is the
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