541: Consider the following statements:
The Reserve Bank of Indias recent directives relating to Storage of Payment System Data, popularly known as data diktat, command the payment system providers that
1. they shall ensure that entire data relating to payment systems operated by them are stored in a system only in India
2. they shall ensure that the systems are owned and operated by public sector enterprises
3. they shall submit the consolidated system audit report to the Comptroller and Auditor General of India by the end of the calendar year
Which of the statements given above is/are correct?
(a) 1 only
(b) 1 and 2 only
(c) 3 only
(d) 1, 2 and 3
542: A and B start from the same point and in the same direction at 7 a.m. to walk around a rectangular field 400 m x 300 m. A and B walk at the rate of 3 km/hr and 2.5 km/hr respectively. How many times shall they cross each other if they continue to walk till 12 : 30 p.m?
(a) Not even once
(b) Once
(c) Twice
(d) Thrice
543: India carried out its first underground nuclear explosion at:
(a) Thumba
(b) Pokhran
(c) Trombay
(d) Khemkaran
544: With reference to micro-irrigation, which of the following statements is/are correct ?
1. Fertilizer/nutrient loss can be reduced.
2. It is the only means of irrigation in dry land farming.
3. In some areas of farming, receding of ground water table can be checked.
Select the correct answer using the codes given below:
(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
545: What causes wind to deflect toward left in the Southern hemisphere ?
(a) Rotation of the earth
(b) Magnetic field
(c) Temperature
(d) Pressure