Know hardware info using DMIDECODE command

dmidecode is a tool for dumping a computer’s DMI (some say SMBIOS) table contents in a human-readable format. This ta?
ble contains a description of the system’s hardware components, as well as other useful pieces of information  such  as
serial  numbers  and BIOS revision. Thanks to this table, you can retrieve this information without having to probe for
the actual hardware.

DMI information :

0   BIOS
1   System
2   Base Board
3   Chassis
4   Processor
5   Memory Controller
6   Memory Module
7   Cache
8   Port Connector
9   System Slots
10   On Board Devices
11   OEM Strings
12   System Configuration Options
13   BIOS Language
14   Group Associations
15   System Event Log
16   Physical Memory Array
17   Memory Device
18   32-bit Memory Error
19   Memory Array Mapped Address
20   Memory Device Mapped Address
21   Built-in Pointing Device
22   Portable Battery
23   System Reset
24   Hardware Security
25   System Power Controls
26   Voltage Probe
27   Cooling Device
28   Temperature Probe
29   Electrical Current Probe
30   Out-of-band Remote Access
31   Boot Integrity Services
32   System Boot
33   64-bit Memory Error
34   Management Device
35   Management Device Component
36   Management Device Threshold Data
37   Memory Channel
38   IPMI Device
39   Power Supply

TO run dmidecode you need to be root or sudo users.

$dmidecode

for example if you want to know the system information,it will display in below format

System Information
Manufacturer:
Product Name:
Version: ThinkPad
Serial Number:
UUID:
Wake-up Type: Power Switch
SKU Number: Not Specified
Family:

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