Hard Disk Interfaces in this the hard disk drive connects to the PC using an interface. There are various types of interfaces: IDE, SATA, Fiber Channel, SCSI, etc. 1. ATA DATA (IDE/EIDE) IDE (Integrated Drive Electronics) is a standard electronic interface used between a computer motherboard’s data paths or bus and the computer’s disk storage devices, such as hard drives and CD-ROM/DVD drives. The IBM PC Industry Standard Architecture (ISA) 16-bit bus standard is base …
In this article explain Logical & Physical Structure of a Hard Disk there components uses. Physical Structure of a Hard Disk The main components of hard disk drive are: Platters: These are disk like structures present on the hard disk, stacked one above the other and store the data Head: It is a device present on the arm of the hard drive that reads or writes data on the magnetic platters, mounted on the surface …
In thisarticle explain Discribe the different types of Disk and there characterstics & uses. Disk Drive is a digital data storage device that uses different storage mechanisms such as mechanical, electronic, magnetic, and optical to store the data. It is addressable and rewritable to support changes and modification of data. Depending on the type of media and mechanism of reading and writing the data, the different types of disk drives are as follows: Magnetic Storage …
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In this article explain Writing the Investigation Report , Testifying in the Court Room & Closing the Case in detail. Writing the Investigation Report Report writing is a crucial stage in the outcome of the investigation, as it summarizes all the investigation process into a readable report, presented to a court of law. Based on the accuracy and certainty of this report, the court will prosecute the suspects. The report should be clear, concise, and …
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Data Analysis & Evidence Assessment refers to the process of going through the data and finding the relevant evidential data and its relevance to the crime. This section will explain the process of analyzing the data in order to use it for proving the crime and the perpetrator. Data Analysis Data analysis refers to the process of examining, identifying, separating, converting, and modeling data to isolate useful information. In forensic investigation, the data analysis helps …
Duplicate the Data & Recover Data Lost this article explain in investigation evidence how should be duplicate data should be recover and which software are use for recovery data. Duplicate the Data (Imaging) Performing the investigation on the original evidence can misdirect the investigation to different results and could make the original evidence vulnerable. Data duplication is an important step in securing the original evidence. Investigating the original evidence can cause damage to the identity …
Understand the Chain of Custody and It’s Importance In this Chain of custody is a legal document that demonstrates the progression of evidence as it travels from the original evidence location to the forensic laboratory. It is a roadmap that shows how investigators collected, analyzed, and preserved the evidence. The investigators need to present this document in court. It ensures accurate auditing of the original data evidence, imaging of the source media, tracking of the …
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Declarant Unavailable in this article explain principle for declarant unavailable and rules 1002,1003 and 1004. Following are the principles for Hearsay Exceptions; if Declarant is Unavailable 1. Definition of unavailability: Unavailability as a witness” includes situations during which the declarant: is exempted by ruling of the court on the bottom of privilege from testifying concerning the topic matter of the declarant’s statement; or persists in refusing to testify concerning the topic matter of the declarant’s …
Availability of Declarant Immaterial in this article explain twenty three rules for declarant witness. The following are not excluded by the hearsay rule, even though the declarant is available as a witness: 1. Present sense impression: a press release describing or explaining an occasion or condition made while the declarant was perceiving the event or condition, or immediately thereafter. 2. Excited utterance: a press release concerning a startling event or condition made while the declarant …
In Rules of Evidence prior to the investigation, it’s important for the investigator to know the principles of evidence. The submission of evidence during a proceeding , especially in computer crime cases, can have major challenges. Specific knowledge is required to gather , preserve, and transport the evidence because the evidence obtained from a cybercrime case might vary from the normal sorts of evidence. Often, evidence related to computer crimes is within the sort of …
