It was almost 11 p.m. when Caroline Portal left the office. She was exhausted. The day had been filled with one meeting after another‚ and she wanted nothing more than to crawl into bed and get some sleep. But she couldn’t head home before stopping by the local 24-hour supermarket. The store was enormous—18 aisles of food‚ pharmaceuticals‚ stationery‚ and books‚ even small appliances. Squinting in the bright lights‚ Caroline made her way to the health-and-beauty aisle and stood‚ staring‚ at the display
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Types of Storage Devices Physical components or materials on which data is stored are called storage media. Hardware components that read/write to storage media are called storage devices. Two main categories of storage technology used today are magnetic storage and optical storage. Primary magnetic storage o Diskettes o Hard disks (both fixed and removable) o High capacity floppy disks o Disk cartridges o Magnetic tape Primary optical storage o Compact Disk Read Only Memory (CD ROM)
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Uses Advantages Disadvantages Magnetic backing storage media Stores the binary data on a disk or tape coated with a material that can be magnetised differently‚ depending on whether a 0 or 1 is stored. used for tertiary and off-line storage. Data stored in backing storage is permanent so it is NOT lost when the computer is turned off. It is always slower to access data from backing storage than from internal memory. Fixed hard disks A hard-drive built into the case of the computer is known as
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REPORT ON MALWARE DETECTION TECHNIQUES Submitted by‚ Sachin Boban (Team Leader) Ashwin Jacob Assim Ambadi Mohammed Gifil Rahul P Nair Stein Astor Fernandez Thridev Suvarnan INTRODUCTION What is malware? Malware‚ short for malicious software‚ is software used or created to disrupt computer operation‚ gather sensitive information‚ or gain access to private computer systems. It can appear in the form of code‚ scripts‚ active content‚ and other software. ’Malware’ is a general term used
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Research Methods ___________________________________________________________ Prof. Akram Al-Huwaizi Lecture 5 Writing the Research Protocol After proper and complete planning of the study‚ the plan should be written down. The protocol is the detailed plan of the study. Every research study should have a protocol‚ and the protocol should be written. The written protocol: • forces the investigators to clarify their thoughts and to think about all aspects of the study; • is a necessary guide
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PRINCIPLES OF A REMOVABLE PARTIAL DENTURE A denture should be designed to obtain a balance between mechanical and biological factors. A. H. Schmidt in 1956 stated the following five principle to be considered during the fabrication of a removable partial denture. They are: . The dentist must have a thorough knowledge of both the mechanical and biologic factors involved in removable partial denture design. He must know about the various forces acting on the denture and soft tissues and their
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of the study The Internet is no longer the safe place it was years ago. Malware‚ or malicious software‚ is on the rise and can be found in all corners of the Web. By simply navigating to a website or opening an email‚ you are at risk infecting your computer. Malware takes the form of code‚ scripts content and even the legitimate software to obtain access to your computer and the personnel information it houses. Most malware programs will reinstall themselves even after you think they have been removed
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technological advancements are a necessity if the government plans on combating crime. 1. REDUCE REDUCE is a type of software that was developed to show relationships between different samples of malware. This type of technology identifies signatures in different code sections to tell if different malware groups are related. It is designed to compare multiple samples similarity and shows code patterns that are suspiciously similar. Unlike some technologies on this list‚ this one
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Is Adware really Malware? Adware is software that creates popup advertisements without your permission. Adware usually gets installed by being a module of free software. Besides being annoying‚ adware can significantly decrease computer performance. Also giving a doorway to many more malware attacks. Adware is the least dangerous of malware but should not be overlooked. Adware can be described as software that is unwillingly uploaded to your computer or mobile device by browsing online applications
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Video 1.06 Storage Devices Hard Drives Hard drives are comprised of platters Read/Write heads for each platter Read and write on top and bottom of platter Never exposed to magnets Data loss may occur 137 GB Limit Hard Drive size limited to 137GB Not a physical limit Limited by address the system can support 28 bit communications limited to 268‚435‚555 addresses equates to 137 GB Flash BIOS to upgrade hard drive interfaces PATA‚ SATA‚ SCSI‚ USB‚ and FireWire most common is the
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