496: Lineage is:
(a) A straight line joining any two points on the globe
(b) The line of descendants of a particular ancestor
(c) The paleolithic age
(d) The linking of genes
497: What is the difference between Bluetooth and Wi-Fi devices?
(a) Bluetooth uses 2-4 GHz radio frequency band, whereas Wi-Fi can use 2-4 GHz or 5 GHz frequency band
(b) Bluetooth is used for Wireless Local Area Networks (WLAN) only, whereas Wi-Fi is used for Wireless Wide Area Networks (WWAN) only
(c) When information is transmitted between two devices using Bluetooth technology, the devices have to be in the line of sight of each other, but when Wi-Fi technology is used the devices need not be in the line of sight of each other
(d) The statement (a) and (b) given above are correct in this context
498: As per India's National Population Policy, 2000, by which one of the following years is it our longterm objective to achieve population stabilization ?
(a) 2025
(b) 2055
(c) 2045
(d) 2035
499: The given diagram shows the number of students who failed in an examination comprising papers in English, Hindi and Mathematics. The total number of students who took the test is 500. What is the percentage of students who failed in at least two subjects ?
(a) 6.8
(b) 7.8
(c) 34
(d) 39
500: One day before her death, Mrs. Indira Gandhi:
(a) Inaugurated india's first air defence-guided missile school in Berhampur (Orissa).
(b) Laid the foundation stone of an ordnance factory in Bolangir (Orissa).
(c) Addressed a public meeting in Patna.
(d) None of the above.