RRB JE| Basics of Computers and Applications
Basics of Computers and Applications Q1. Which protocol is used to convert IP addresses to MAC addresses? (a) IP (b) RARP (c) In ARP (d) ARP (e) None of these Q2. Which IEEE Standards is used for Wi-Fi system? (a) 802.11 (b) 802.1 (c) 802.2 (d) 802.3 (e) 802.10 Q3. Which of the following key is a minimal super key? (a) Primary key (b) Alternate key (c) Candidate key (d) Secondary key (e) None of these Q4. Which of the following language defines commands GRANT and REVOKE? (a)DDL (b)DML (c)DCL (d)DQL (e) SQL Q5. The abbreviation ISP stands for___ (a) International spy project (b) Indian social planning (c) Internet solution provider (d) Internet service provider (e) None of these