Category Archives: Notes

Notes for A+ Exams

COMPUTER FORENSICS / DIGITAL FORENSICS

View RSS feed Digital forensics (sometimes known as digital forensic science) is a branch of forensic science encompassing the recovery and investigation of material found in digital devices, often in relation to computer crime. The technical aspect of an investigation … Continue reading

Posted in Misc, Network, Notes | Tagged , | Leave a comment

COMPUTER VIRUS: FORENSIC ANALYSIS TOOLS AND RELATED LINKS

VIRUSES: STUDY !!!!!FOR INSTRUCTIONAL PURPOSES ONLY!!!! I want to take a moment and remind all coders and scriptors that inserting and running of malicious files or data on anyone’s computer besides your own is ILLEGAL! And, depending on your age, … Continue reading

Posted in Network, Notes, PC Support | Tagged , | Leave a comment

DELL: BEEP CODES

1 beep: Possible motherboard failure or BIOS corruption. 2 beeps: Memory not detected. 3 beeps: Possible motherboard or chipset error. 4 beeps: Memory failure. 5 beeps: Real Time Clock power fail. 6 beeps: Real Time Clock failure. 7 beeps: Video … Continue reading

Posted in Notes, PC Support | Tagged , | Leave a comment

STEPPER MOTOR

======================= WHAT IS A STEPPER MOTOR ======================= A stepper motor, also known as step motor or stepping motor, is a brushless DC electric motor that divides a full rotation into a number of equal steps. The motor’s position can then … Continue reading

Posted in Basics, Basics, Notes, Tools | Tagged , | Leave a comment

DIALUP

Dial-up Internet access is a form of Internet access that uses the facilities of the public switched telephone network (PSTN) to establish a dialed connection to an Internet service provider (ISP) via telephone lines. The user’s computer or router uses … Continue reading

Posted in Notes | Tagged , , , , , , , , , | Leave a comment

GREAT EXPLANATION OF SOFTWARE AS A SERVICE (SAAS)

GREAT EXPLANATION OF SOFTWARE AS A SERVICE (SAAS) The best explanation of software as a service that I have ever heard. Related External Links Two Essentials for SaaS Marketing | Javalobby Ask HN: Can I sell a SaaS service without … Continue reading

Posted in Notes | Tagged | Leave a comment