Tag: science & technology

At the time this question was written (likely 2009-2012), Windows 7 was the latest version of Windows. However, this question is now outdated as Windows 8, 10, and 11 have been released since then. Windows Vista was the predecessor to Windows 7.

Grinders and mixers in homes work on the principle of electromagnetic induction. Their motors use a rotating magnetic field created by AC current to spin the rotor. Capacitance stores charge, conduction is direct heat transfer, and electromagnetic conduction is not a standard term.

LAMP stands for Linux, Apache, MySQL, and PHP - a classic open-source web development stack. These technologies together provide the operating system, web server, database, and programming language needed to create dynamic websites and web applications.

A MAC address is a 48-bit identifier assigned to network interfaces. 48 bits equals 6 bytes (since 1 byte = 8 bits). MAC addresses are typically written in hexadecimal format as six groups of two characters.

Spoofing is a social engineering technique where attackers masquerade as legitimate or trusted sources to gain unauthorized access or steal sensitive information. Unlike sniffing (passive monitoring) or surfing, spoofing actively deceives systems by falsifying data sources.

Apis mellifera is the scientific name for the western honey bee, following the binomial nomenclature system. Canis lupus is the gray wolf, Bellis perennis is the common daisy (a plant), and sulfur is a chemical element - all incorrect options.

NVNC '91 refers to the New Virus Naming Convention established in 1991 to standardize how antivirus vendors name malware. This convention aimed to reduce confusion when the same virus was given different names by different vendors. Options A and B are incorrect because neither the first antivirus software nor the first computer virus originated in 1991 - both appeared much earlier. Option D is incorrect as there was no major virus naming conference in New York in 1991.