1151. The IETF standards documents are called :
A. RFC *
B. RCF
C. ID
D. None of the mentioned
1152. In the layer hierarchy as the data packet moves from the upper to the lower layers, headers are :
A. Added *
B. Removed
C. Rearranged
D. Modified
1153. The structure or format of data is called :
A. Syntax *
B. Semantics
C. Struct
D. None of the mentioned
1154. Communication between a computer and a keyboard involves ________transmission :
A. Automatic
B. Half-duplex
C. Full-Duplex
D. Simplex *
1155. The first network :
A. CNNET
B. NSFNET
C. ASAPNET
D. ARPANET *
1156. Which of this is not a network edge device ?
A. PC
B. Smartphones
C. Servers
D. Switch *
1157. A set of rules that governs data communication :
A. Protocols *
B. Standards
C. RFCs
D. None of the mentioned
1158. Three or more devices share a link in connection :
A. Uni point
B. Multipoint *
C. Point to point
D. None of the mentioned
1159. OSI stands for :
A. Open system interconnection *
B. Operating system interface
C. Optical service implementation
D. None of the mentioned
1160. The OSI model has _______ layers:
A. 4
B. 5
C. 6
D. 7 *