Related Questions

What command is used to reset a MODEM when using the
A ATR
B ATZ
C DTR
D DCE
E None of the above
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
What command is used to hand up a MODEM when using the "AT Answer Command set"?
A ATZ
B ATD
C ATR
D ATH
E None of the above
What command is used to hang up a MODEM when using the "AT Command set"?
A ATZ
B ATD
C ATR
D ATH
E None of the above
For a given integer, which of the following operators can be used to 'Set' and 'reset ' a particular bit respectively?
A I and &
B && and II
C & and I
D II and &&
What is the modem hang up command?
A ATHU
B ATH
C ATZ
D ATX
E None of the above

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