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DCA

mac

mac

mac A MAC address (Media Access Control Address) is a unique identifier assigned to network interfaces for communications on the physical network segment. Every computer device have different MAC address. The Media Access Control address is a built-in every computer device when it is created. When computer starts, operation system …

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computer parts

computer parts

computer parts Computer systems are made up of a number of different hardware components means computer parts such as a central processor (CPU), memory (RAM), storage space (HDD) and so on. This is called internal hardware and usually plugs into a main board called a motherboard. Devices that sit outside …

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Bios

Bios

Bios Bios:- Locating the BIOS chip on the system board is easy. it is usually rectangular in shape and generally features the manufacturer’s name as a label on the chip. Some of the popular manufacturers are AMI, AWARD, and IBM. The Basic Input Output System (BIOS) is the low-level program …

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Encryption

Encryption

Encryption Simply put, encryption is the be-all and end-all security precaution. When implemented properly, encrypted files cannot be accessed through any method except through a password (called the encryption key) that unlocks the data. Think of encryption as an unbreakable box with a lock on it. Anything you put in …

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ssd

ssd

ssd SSD (solid-state drive) is a data storage unit It is an electronic assembly of flash memories (solid semiconductor while our good old record hard (HDD) combines electronics and especially mechanical operation. The defects of the latter are friction which causes wear and noise as well as a certain fragility. …

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RAM

RAM

RAM RAM stand for Random Access Memory. Initially every task is stored in RAM & then executed or stored in Hard disk. It is volatile, it stores data temporarily. So no data will remain when the power is switched off. It ranges from 64 MB to 64 GB module for …

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excel data validation list

excel data validation list

excel data validation list excel data validation list means Excel enables you to restrict the values a user can enter in a cell. By restricting values, you ensure that your worksheet entries are valid and that calculations based on them thereby are valid as well. During data entry, a validation …

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vlookup formula in excel with example

vlookup formula in excel with example vlookup formula in excel with example:- इस बार हम SIMPLE तरीका बतायेगे जिससे की आप vlookup आसानी से excel sheet पर इस्तेमाल कर सके वो वो आपको same sheet, same file but diffrent sheet और diffrent file तीनो तरीके से आपको बताउगा ये सबसे …

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vlookup excel

vlookup excel vlookup excel में सबसे ज्यादा use किये जाने बाले फार्मूला में से एक है इसके माध्यम से आप किसी particular column से किसी एक particular सेल का डाटा same sheet के अलग सेल या same excel file के अलग sheet या अलग excel file के sheet के सेल …

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