Science and Technology


  1. For television broadcasting the frequency emploed is









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    The channels themselves occupy several megahertz of bandwidth. So, the answer is 30 - 300 MHz.

    Correct Option: A

    The channels themselves occupy several megahertz of bandwidth. So, the answer is 30 - 300 MHz.


  1. Networks that use different technologies can be connected by using









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    Packets are the units of exchanging information in network. A bridge connects two or more networks, or segments of the same network. Switch are basically bridges but they have multiple ports. Routers forward data packets from one place to another. They forward data depending on the network not the hardware address.

    Correct Option: D

    Packets are the units of exchanging information in network. A bridge connects two or more networks, or segments of the same network. Switch are basically bridges but they have multiple ports. Routers forward data packets from one place to another. They forward data depending on the network not the hardware address.



  1. The main aim of software engineering is to produce









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    The aim of software engineering is to solve the software crisis where software is delivered late, with faults, and over budget. Software, on time and within budget.

    Correct Option: D

    The aim of software engineering is to solve the software crisis where software is delivered late, with faults, and over budget. Software, on time and within budget.


  1. Mobile IP provides two basic functions









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    Mobile IP is the basis behind how wireless device offers IP connectivity. Agent discovery and registration are two basic functions involved.

    Correct Option: B

    Mobile IP is the basis behind how wireless device offers IP connectivity. Agent discovery and registration are two basic functions involved.



  1. Reliability of software is directly dependent on









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    One of the closest answer to this option could be option 'A' i.e., 'quality of the design', but it should be understood that if a software product has a large number of defects it is unreliable. That means if the reliability of defects it is unreliable. That means if the reliability of any software improves, it signifies that the number of defects has also been reduced.

    Correct Option: B

    One of the closest answer to this option could be option 'A' i.e., 'quality of the design', but it should be understood that if a software product has a large number of defects it is unreliable. That means if the reliability of defects it is unreliable. That means if the reliability of any software improves, it signifies that the number of defects has also been reduced.