91. Energy Audit to be made compulsory for industries so that it helps to focus the essential requirements of energy: (a) Consumption (b) Conservation (…

81. A candidate key for the relation in a Database Management System can be defined as: (a) The subset of the set of fields in a key which is a unique i…

71. ‘Tinu is happy   because   she scored good marks’. The word   ‘because’   is: (a) Interjection (b) Preposition (c) Conjunction (d) Adjective Answer:…

61. The principal attraction of Elliptical Curve Cryptography is (ECC): (a) Reducing processing time (b) A smaller bit size reducing processing overhead…

51. Which one of the following is used in banks, business and networks all over the world for security aspects? (a) AES (b) DES (c) RSA (d) NIST Answer:…

41. A pure ALOHA network transmits 200 bit frames on a shared channel of 200 kbps . If the system with all stations together produces 1000 frames/s , th…

31.  Answer: (b) 32. What is the far field distance for an antenna with largest dimension 1.5 m and the corresponding frequency of 1200 MHz ? (a) 12 𝑚 …