Tag: science & technology

There are 48 ICAR (Indian Council of Agricultural Research) institutes in India according to this question's source material. These institutes cover various disciplines of agricultural research, education, and extension. The actual number has grown over time, but 48 was the correct figure when this question was written. This tests specific knowledge about India's agricultural research infrastructure.

Apple's headquarters is famously located at 1 Infinite Loop in Cupertino, California. This street name became iconic in tech culture as the home of one of the world's most valuable companies. Google is based in Mountain View, Microsoft in Redmond, and Intel in Santa Clara.

YouTube was founded in 2005 by Chad Hurley, Steve Chen, and Jawed Karim, who all previously worked at PayPal. This PayPal alumni connection is well-documented in tech history and is a notable example of how early tech entrepreneurs leveraged their experience and networks from previous companies to build successful ventures.

AltaVista, once one of the most popular search engines on the internet, was acquired by Yahoo in 2003 through its purchase of Overture Services. Overture had earlier acquired AltaVista from Compaq (which had inherited it from Digital Equipment Corporation). Yahoo shut down AltaVista in 2013. Google never owned AltaVista, and PayPal is a payment processor, not a search engine owner.

Cognos, the Canadian business intelligence software company founded in 1969, was acquired by IBM in 2008 for approximately $5 billion. This acquisition was part of IBM's strategy to strengthen its business intelligence and performance management capabilities. Cognos was indeed known as Quasar before 1982. Apple, Microsoft, and EMC were not the acquirers.

Sun Microsystems, co-founded by Vinod Khosla, was acquired by Oracle Corporation for $7.4 billion on January 27, 2010. This was one of the largest tech acquisitions. eBay, Logitech, and VeriSign are major technology companies but were not acquired by Oracle in this deal.

This technical question asks for the definition of defragmentation, with the claimed answer being 'Concatenate fragments of data into contiguous blocks in memory or on a hard drive.' Defragmentation is indeed the process of rearranging fragmented file pieces so they are stored in contiguous (adjacent) blocks on a disk, which improves read/write performance. Option A incorrectly reverses the definition, Option B describes file reassembly after network transfer (not defragmentation), and Option C mentions fragments without explaining the process.

MIPS stands for Million Instructions Per Second and measures how many millions of instructions a CPU can execute in one second. It is a metric for processor performance and computer speed. The other options are incorrect because hard disk capacity is measured in bytes/GB, network data throughput in bits/bytes per second, and packet travel time is latency measured in milliseconds.

DPI stands for Dots Per Inch and measures the resolution or visual clarity of displays and printers. Higher DPI means more dots per inch, resulting in sharper, clearer images. It is not related to sound decibels (option A), processor heat (option B), or general audio quality (option D).

Ethernet is a networking protocol technology that enables fast communication and data transfer across local area networks (LANs). It is not a physical device (option A) or a modem type (option C). While it can transfer email data, it is not specifically an email protocol (option D) like SMTP/POP3 - it handles all network traffic types.