ECAT Pre Computer Science MCQ Test For Computer Chapter 6 With Answer

Top Scorers Of ECAT Computer Science Chapter 6 Data Communication MCQ`s Test

Sr.#	Question	Answer
1	BCD stands for	A. None B. Binary coded decimal C. Bit coded digit D. Byte coded decimal
2	Electronic banking.	A. token ring B. Mosaic C. EFT D. BBS
3	To make a personal computer act like a terminal, which type of software must be used?	A. fax B. videoconferencing C. bridge D. emulation
4	In the networking environment a network adapter card driver is needed for.	A. Communication with other adapter cards on a network B. Communication between the file server and the other computers on the network C. Communication between different types of computers on a network D. Communication between the adapter card and the computers operating system
5	The process of converting from analog to digital is called.	A. modulation B. line switching C. telecommuting D. demodulation
6	What layer of the OSI model does data compression?	A. Network B. Data Link C. Presentation D. Physical
7	The device used with satellite transmission that ensures that strong outgoing signals do not interface with weak incoming signals is called a.	A. microwave B. transponder C. cable D. modem
8	A connection for similar networks.	A. satellite B. gateway C. bridge D. fax
9	Which of the following access methods listens to the cable for network traffic before sending data?	A. Token passing B. Polliing C. CSMA/CA D. CSMA/CD
10	The _______ is the physical path over which a message travels.	A. Protocol B. Medium C. Single D. All