161: Consider the following statements :
1. Petronet LNG Ltd. Is setting up another LNG terminal at Mangalore.
2. The Head Office of the Dredging Corporation of India is at Visakhapatnam.
3. The Narwapahar Mine is operated by the Uranium Corporation of Indian Limited
Which of the statements given above are correct ?
(a) 1 and 2, only
(b) 1 and 3, only
(c) 1, 2 and 3
(d) 2 and 3, only
Explanation:
Petronet LNG Ltd. is setting up another LNG terminal at 'Kochi' in Kerals after setting up its first LNG terminal at 'Dahej in Gujarat'. The proposal to set up terminal at Mangalore was there but not executed till now.
162: Which one of the following is a mixed fertilizer ?
(a) CAM
(b) Urea
(c) Ammonium Sulphate
(d) NPK
Explanation:
NPK is a mixed fertilizer whereas Urea, CAM (Calcium Ammonium Molybdate) and Ammonium Sulphate are straight fertilizers.
163: Deficit financing means
(a) An excess of government's current expenditure over its current revenue
(b) An excess of government expenditures minus borrowings other than those from the RBI
(c) An excess of government's total expenditure over its total revenue
(d) An excess of government revenue over expenditure
164: What is "Virtual Private Network" ?
(a) It is a computer network across a public internet that provides users access to their organization's network while maintaining the security of the information transmitted
(b) It is a private computer network of an organization where the remote users can transmit encrypted information through the server of the organization
(c) It is a computer network in which users can access a shared pool of computing resources through a service provider
(d) None of the statements (a), (b) and (c) given above is a correct description of Virtual Private Network
Explanation:
A virtual private network (VPN) is a method of computer networking - typically using the public internet - that allows users to privately share information between remote locations, or between a remote location and a business' home network. A VPN can provide secure information transport by authenticating users, and encrypting data to prevent unauthorized persons from reading the information transmitted. The VPN can be used to send any kind of network traffic securely.
165: The technique used to transmit audio signals in television broadcasts is
(a) Amplitude Modulation
(b) Frequency Modulation
(c) Pulse Code Modulation
(d) Time Division Multiplexing
Explanation:
The technique used to transmit audio signals in television broadcasts is Frequency Modulation (FM). Bandwidth of FM signals is large enough that adjacent banks do not interfere. High frequency carrier waves are used to pass on the message signal.