Answer the following questions based on the alphabet given below :
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
1. The Chairman of the National Disaster Management Authority (NDMA), is
4. Exporters in India get insurance cover and risk cover from which of the following organizations?
6. Which layer of the OSI model performs segmentation of a data stream
8. "Barack Obama, the New Face of American Politics" has been written by