J277 Computer Science Ocr Already Passed

Utility Software {Ans: provides additional functionality to the operating system}FTP {Ans: File Transfer Protocol - Used for sending or retrieving files to or from a FTP server.}Advantages and Disadvantages of a Star Network {Ans: Advantages: Fast data transfer to the hub as each wire isn't shared with other computers If one cable fails the other computers are not affected Disadvantages: Requires additional hardware such as the central switch and network cables If the central switch fails the whole network goes down}Bitmap {Ans: an image composed of pixels with a fixed resolution}Number of Cores {Ans: The more cores a CPU has, the more instructions it can carry out at once.}Phishing {Ans: An attack that sends an email or displays a Web announcement that falsely claims to be from a legitimate enterprise in an attempt to trick the user into surrendering private information}anti-virus software {Ans: a program that finds and removes viruses from a computer}IMAP {Ans: (Internet Message Access Protocol) will leave the messages on a server. They can be accessed by multiple devices and they only are removed if the user deletes them}Ransomware {Ans: Software that encrypts programs and data until a