Solved How do I know if my computer turned itself on or if a person did?

Here's what you should do. Go to Control Panel>User Accounts. Then set a password for your account.

Then go to Control Panel>Power Options>Change Plan Settings>Change Advanced Power Settings
Expand the top two options, and then set Require a password on wakeup to yes.
 

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At a glance

Windows 7 Ultimate 32bitAMD Quad-Core A8-4500M with Turbo Core up to ...8 GB DDR 3AMD Radeon HD 7640G + 7670M (2GB dedicated VRAM)
Computer type
Laptop
Computer Manufacturer/Model Number
Acer V3-551G
OS
Windows 7 Ultimate 32bit
CPU
AMD Quad-Core A8-4500M with Turbo Core up to 2.80GHz
Memory
8 GB DDR 3
Graphics Card(s)
AMD Radeon HD 7640G + 7670M (2GB dedicated VRAM)
Sound Card
AMD HD Audio device / Realtek HD Audio
Monitor(s) Displays
15.6" HD LED
Screen Resolution
1366 x 768 (32bit)
Hard Drives
1 TB HDD
Antivirus
AVG 2013 free edition
Browser
Google Chrome
Other Info
WEI scores:

Base score= 5.9

-Processor 6.7
-Memory (RAM) 7.2
-Graphics 5.9
-Gaming Graphics 6.2
-Primary hard disk 5.9
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