Computer Networking A smart modem can dial, hang up and answer incoming calls automatically. Can you tell who provides the appropriate instruction to the modem for this purpose? Communications software Error detecting protocols None of these Link access procedure (LAP) Telecommunications Communications software Error detecting protocols None of these Link access procedure (LAP) Telecommunications ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver cannot talk at once can do one way data transmission only can send or receive data one at a time can receive and send data simultaneously None of these cannot talk at once can do one way data transmission only can send or receive data one at a time can receive and send data simultaneously None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When a group of computers is connected together in a small area without the help of telephone lines, it is called Wide area network (WAN) None of these Value added network (VAN) Local area network(LAN) Remote communication network (RCN) Wide area network (WAN) None of these Value added network (VAN) Local area network(LAN) Remote communication network (RCN) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called? None of these Telex Word processor Facsimile Electronic mail None of these Telex Word processor Facsimile Electronic mail ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The main difference between synchronous and asynchronous transmission is the bandwidth required is different the clocking is mixed with the data in asynchronous transmission the clocking is derived from the data in synchronous transmission the pulse height is different. None of these the bandwidth required is different the clocking is mixed with the data in asynchronous transmission the clocking is derived from the data in synchronous transmission the pulse height is different. None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How to implement a network medium that is not susceptible to EMI. Which type of cabling should you use? Category 5 UTP cable Thicknet coax Thinnet coax Fiber-optic cable Category 5 UTP cable Thicknet coax Thinnet coax Fiber-optic cable ANSWER DOWNLOAD EXAMIANS APP
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