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	Which of the following statements best describes a star topology?	A. Needs significantly less cabling than other topologies B. Breaks in a single cable segment takes down entire network C. More difficult to reconfigure than other topologies D. Centralized monitoring and management
2	A driver is.	A. hardware B. a peripheral device C. a card D. software
3	Terminal is a.	A. device to give power supply to computer B. point at which data enter or leaves the computer C. the last instruction in a program D. any input/output device
4	A device that connects multiple nodes to the network is.	A. A modem B. A repeater C. A router D. A hub
5	The type of modulation that changes the height of the signal is called.	A. frequency B. phase C. amplitude D. prephase
6	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
7	When all hardware, software, storage, and processing is housed in one location it is called.	A. a time-sharing system B. centralized processing C. a DDP system D. a host computer system
8	The charts, graphs and pictures are examples of:	A. Image B. Audio C. Video D. Text
9	Which types of data consists of words ,sentences and paragraphs	A. Text B. Image C. Numeric D. Video
10	The information that is to be transferred from one location to another is called:	A. Signals B. Data C. Sender D. Message