1, computer hardware composition?
Chassis, power, motherboard, CPU, memory, video card, NIC, hard drive, optical drive, etc.
2, computer assembly machine order?
(1), install CPU (2) Install CPU heatsink (3) Install memory
(4) Installing the hard drive and optical drive (5) Installing the video card (6) Installing the front panel
(7) Simple testing of major hardware
(8) If the main hardware is normal, then connect the motherboard to the chassis
3. Wiring the switch and indicator light?
Power LED Green for "+", White for "-";
The POWER switch (Power SW) is labeled PWKSW or PWR;
Reset switch (reset sw) is marked as reset or RST;
Hard drive indicator (HDD LED) Red line is "+";
The loudspeaker (Speaker) is labeled Speaker or SPR;
4,uefi's advantages?
1), high error correction 2), strong compatibility 3), strong extensibility 4), strong operability
5, what are the main parameters of CPU, memory and hard disk?
CPU: Frequency, production industry, level two cache, level three cache
Memory: capacity, frequency
HDD: Capacity, speed, type
What are the features of 6,bios?
1), self-test and Initialization 2), program service 3), set interrupt
7. What are the setup methods for entering the BIOS?
Desktop: Press the DELETE key on the boot
Notebook: Boot press F2 or F10
8. What should I pay attention to when assembling a computer?
1), the gap on the CPU and the identification on the motherboard
2), in the process of connecting power and data cable, many interfaces have anti-plug function or obvious hint
9, Panel indicator, front USB cable and front audio connection method?
The number "1", which is located near the interface on the motherboard, indicates the power positive.
10, what are the common virtual machine products?
VIMWARE:1), VMware Workstation 2), VMware vsphere
Microsoft: 1), Virtual PC 2), Virtual Server 3), Hyper-V
Citrix: 1), Xendisktop 2), XenServer
11, what is the difference between traditional architecture and virtual architecture?
Legacy Architecture: One computer can only run one operating system
Virtual Architecture: A single computer can run multiple operating systems
12. What is the difference between shutting down a virtual machine and suspending it?
OFF: All running program operations are gone.
Hang: Running programs and operations are still there, just like computer standby
13. What are the shortcut keys for virtual machine and host directory switching?
Ctrl+alt Switch to host
Ctrl+g switching to a virtual machine
14, common operating system
Windows Linux Unix MacOS Android dos
What is the difference between 15,bitloker and Bitloker to go?
BitLocker: Encrypting a Hard disk
BitLocker to go: Encrypt a removable hard drive or USB stick
16, common Windows system failure
Common hardware Failures
Common system failures
Common software failures
17, the computer issued a long two short alarm sound what is the fault?
Graphics
18, the troubleshooting of hardware problems?
First outside the rear, the first power supply after the components, first general after the special, first simple after the complex
19, current Linux common file format?
EXT4 Swap
The role of 20,linux and/usr/home
USR: directory where the application is installed
Home: The default working folder for all normal system users
Windows and Linux desktop Knowledge points
