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



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