Related Questions

Your modem does not respond when you try to dial out. You try another modem on another computer and get the same result. What is the most likely problem?
A defective modem
B defective computer
C software bug
D bad phone line
E virus
What is the name given to the exchange of control signals which is necessary for establishing a connection between a modem and a computer at one end of a line and another modem and computer at the other end?
A Handshaking
B Modem options
C Protocol
D Duplexing
E None of the above
When two computers communicate with each other, they send information back and forth. If they are separated by a reasonable distance, they can send and receive the information through a direct cable connection which is called a null-modem connection. Presently what is the maximum distance in metres permitted in this null-modem connection?
A 80
B 100
C 30
D 150
E None of the above
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?
A Communications software
B Error detecting protocols
C Link access procedure (LAP)
D Telecommunications
E None of the above
MODEM শব্দটি তৈরি হয়েছে- i. Modulator এর Mo ii. Demodulator এর Dem iii. Demodulator এর Modem নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
A modem is classified as low speed if data rate handled is
A Upto 100 bps
B Upto 250 bps
C Upto 400 bps
D Upto 600 bps
A certain hard disk has a data transfer rate of 20 MB/sec. How much time is required to transfer 5 megabyte data from this disk to memory?
A 20 sec.
B 1 sec.
C 0.5 sec.
D 0.25 sec.
Modem is used in data transmission. When was it invented and in which country?
A 1963, USA
B 1965, Germany
C 1950, USA
D 1950, Japan
E None of the above
Extended heat transfer surface like fins are used to increase the heat transfer rate. Fin efficiency is defined as the ratio of heat transferred across the fin surface to the theoretical heat transfer across an equal area held at the
A Surrounding temperature
B Average temperature of the fin
C Temperature of the fin end
D Constant temperature equal to that of the base
What is the name of the 3G Internet modem of Teletalk?
A Flash
B Slash
C Flair
D Doyel

Next steps