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ELECTRICITY AND ELECTRONICS ACCORDING TO COMPUTER SCIENTIST

  FUNDAMENTALS OF ELECTRICITY AND ELECTRONICS IT WAS DISCOVERED CENTURIES AGO THAT CERTAIN TYPES OF MATERIALS WOULD MYSTERIOUSLY ATTRACT ONE ANOTHER AFTER BEING RUBBED TOGETHER.   FOR EXAMPLE : AFTER RUBBING A PIECE OF SILK AGAINST PIECE OF GLASS, THE SILK AND GLASS WOULD TEND TO STICK TOGETHER. INDEED, THERE WAS AN ATTRACTIVE FORCE THAT COULD BE DEMONSTRATED EVEN WHEN THE TWO MATERIALS ARE SEPARATED .    GLASS AND SILK AREN'T THE ONLY MATERIALS KNOWN TO BEHAVE LIKE THIS.   ANYONE WHO HAS EVER BRUSHED UP AGAINST A LATEX BALLOON ONLY TO FIND THAT IT TRIES TO STICK TO THEM HAS EXPERIENCED THE SAME PHENOMENON.   PARAFFIN WAX AND WOOL CLOTH ARE ANOTHER PAIR OF MATERIALS EARLY EXPERIMETERS RECOGNIZED AS MANIFESTING ATTRACTIVE FORES AFTER BEING RUBBED TOGETHER.   THIS PHENOMENON BECAME EVEN MORE INTERESTING WHEN IT WAS DISCOVERED THAT IDENTICAL MATERIALS, AFTER HAVING BEEN RUBBED WITH SILK WAS EXPOSED TO A PIECE OF WAX RUBBED WITH WOOL,   THE TWO MATERIALS WOULD ATTRACT ONE ANOTH
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FUNDAMENTALS OF COMPUTER:A SAFETY AND CONTROL

  FUNDAMENTALS OF COMPUTER:A SAFETY AND CONTROL WE ALL HAVE THE GUT FEELING OF SAFETY AND CONTROL FOR OUR FAMILY AND BELONGINGS.   SO WE KEEP THEM INFORMED WITH THE IMPEDIMENT DANGERS LURKING IN THE ENVIRONMENT. THIS IS TRUE FOR COMPUTERS ALSO. SO I AM GOING TO SAY ABOUT COMPUTER CONTROL USAGE SUCH AS BACK UP AND RESTORE AND PARENTAL CONTROL AND SOFTWARE LOCKER OF WINDOWS 7.   SO LET US BEGIN. I AM GOING TO SHOW YOU THE STEPS FOR BACK UP AND RESTORE, SOFTWARE CONTROL AND PARENTAL CONTROL.   WE START WITH BACKUP AND RESTORE…. STEP 1 WE FIRST SEE HOW TO BACKUP INFORMATION   GO TO CONTROL PANEL à SYSTEM AND SECURITY à BACK UP AND RESTORE START à ALL PROGRAMS à MAINTENANCE à BACKUP AND RESTORE à SETUP BACKUP à SELECT WHERE YOU WANT TO SAVE YOUR BACKUP à SECOND HARD DISK (SELECT)   à NEXT à SELECT LET ME CHOOSE à NEXT à SELECT THE DRIVE OR FOLDERS WHICH YOU WANT TO TAKE BACKUP à NEXT à CLICK ON CHANGE SCHEDULE à SELECT YOUR BACKUP SCHEDULE DAILY, WEEKLY OR M

FATIGUE PREVENTION IN COMPUTERS

  FATIGUE PREVENTION IN COMPUTERS! MANY TIMES WE WANT TO LOCK APPLICATIONS AND RESTRICT MEMORY IN OUR COMPUTERS TO PREVENT OVERLY USE OF OUR COMPUTERS IN ANY WRONG WORK.   THIS IS THE REASON WHY WE LOCK COMPUTER OR PROVIDE SPECIAL PERSMISSIONS TO THE USER OF A SINGLE MACHINE.   IF IT IS USED BY MANY USERS IN ANY TIME PERIOD.     SO LETS BEGIN OUR TOPIC…. HOW TO LOCK APPS FOR PREVENTION OF COMPUTER FATIGUE.   I WILL SHOW YOU THE STEPS TO DO THE WORK.   GO TO RUN à WRITE GPEDIT.MSC à UNDER COMPUTER CONFIGURATION EXPAND WINDOW SETTINGS à EXPAND SECURITY SETTINGS à EXPAND APPLICATION   CONTROL POLICIES   à SELECT APPLOCKER à EXECUTABLE RULES à CLICK ON EXECUTABLE RULES à RIGHT CLICK ON THE BLANK SPACE à CREATE NEW RULE à NEXT à SELECT DENY à CLICK ON SELECT BUTTON à TYPE THE USERNAME à CLICK CHECK NAMES   à OK à NEXT à SELECT PATH à NEXT à CLICK ON BROWSE à GO TO C: DRIVE \ à WINDOWS FOLDERS à SYSTEM 32 FOLDER à NOTEPAD à NEXT à NEXT à CREATE à YES   STEP 2 GO TO RUN

SECURITY FOR INPUT OUTPUT DEVICES

  PROTECTION FOR INPUT AND STORAGE DEVICES  THROUGH BITLOCKER DRIVE ENCRYPTION METHOD.   I    TODAYS DIGITAL AGE.  DATA IS THE NEW OIL.  SO DATA IS HIGHLY RECOMMENDED FOR PROTECTION.  JUST AS THE ELITE COMMUNITY OF COUNTRIES NEEDED PROTECTION SO DOES OUR COMPUTER STORAGE DEVICES NEEDS PROTECTION.  SO I AM GOING TO SHARE MY VIEWS ON PROTECTION OF DATA IN INPUT AS OUTPUT STORAGE DEVICE PROTECTION ALGORITHM KNOWN AS BITLOCKER DRIVE ENCRYPTION.    I WON’T BE EXPLAINING IT BUT I WILL SHOW YOU THE METHOD TO GET THE PROTECTION NEEDED FOR DATA IN OUTPUT AND INPUT STORAGE DEVICES.  SO LET US BEGIN… BITLOCKER DRIVE ENCRYPTION RUN à TYPE GPEDIT.MSC à UNDER COMPUTER CONFIGURATION EXPAND ADMINISTRATIVE TEMPLATES à EXPAND WINDOWS COMPONENTS à SELECT BITLOCKER DRIVE ENCRYPTIONS à DOUBLE CLICK ON FIXED DATA DRIVE à DOUBLE CLICK ON ALLOW ACCESS TO BITLOCKER PROTECTED FIXED DATA DRIVES FROM EARLIER VERSION OF WINDOWS à SELECT ENABLE à APPLY OK à DOUBLE CLICK ON BACK à DOUBLE CLICK ON REMOVABLE D

HOW TO SET UP AN IP ADDRESS?

  HOW TO SET AN IP ADDRESS TO A COMPUTER? IP ADDRESS IS KNOWN BY THE NAME INTERNET PROTOCOL ADDRESS.   IT IS LIKE A POSTAL ADDRESS OF THE COMPUTER ON THE INTERNET. IT IS THE ADDRESS NEEDED BY A COMPUTER TO FIND ANOTHER COMPUTER IN INTERNET.   LETS   START LEARNING!!     NOW LETS PUT OURSELVES IN THE TOPIC ABOUT HOW TO SET AN IP ADDRESS TO A COMPUTER HERE ARE THE   STEPS NEEDED TO GIVE IP ADDRESS TO THE COMPUTER…..   STEP I   GO TO RUN à TYPE ncpa.cpl à   RIGHT CLICK ON ETHERNET OR LOCAL AREA CONNECTION à PROPERTIES à SELECT INTERNET PROTOCOL VERSION 4 (TCP/IPV4) à PROPERTIES   à USE THE FOLLOWING IP ADDRESS à   TYPE THE IP ADDRESS   à CLICK ON SUBNET MASK (THE SUBNET MASK WILL COME AUTOMATICALLY) à OK à CLOSE   GO TO RUN à CMD à PING 10.0.0.2   STEP II   TURN OFF WINDOWS FIREWALL GO TO RUN à WRITE firewall.cpl IN RUN à   CLICK ON TURN WINDOWS FIREWALL ON OR OF à   SELECT TURN OFF FIREWALL TWO TIMES   STEP III   RIGHT CLICK ON THIS PC