Related Questions

Which mobile phone service provider launched 3G mobile telephone service in Bangladesh?
A Grameen Phone
B Banglalink
C TeleTalk
D City Cell
Fifteen percent of the people in Chittagong have unlisted phone numbers. If you select 300 names at random from the phone directory, what is the expected number of people who will have an unlisted phone unmber?
A 15
B 145
C 300
D None of these
Different banks of Bangladesh introduced Mobile Apps (Android version) for providing online financial services to its customers. Which of the following Mobile Apps have been launched by the scheduled banks?
A bKash, MTB Smart Banking, iPay and Paytouch
B UPAY, iPay, Nagad, FastPay and NexusPay
C NexusPay, CellFin, Citytouch, UPAY and SKYBANKING
D CellFin, IPay, Nagad, FastPay and Citytouch
which of the following is a Bangladesh owned mobile phone operator?
A Teletalk
B Grameen phone
C Banglalink
D Robi
How many mobile phone companies are operating in Bangladesh?
A 5
B 6
C 4
D 7
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?
A Interface
B Modem
C Attenuation
D Teleprocessor
E None of the above
In a PC to telephone hookup for long distance communication, modem is connected between the telephone line and
A PC
B synchronous port
C crossover cable
D asynchronous port
E None of the above
Rahim has invited his three buddies over to watch the basketball game on his wide-screen television. They are all hungry, but no one wants to leave to get food. Just as they are arguing about who should make the food run, a commercial comes on for a local pizzeria that delivers. The phone number flashes on the screen briefly and they all try to remember it. By the time Zachary grabs a pen and paper, each of them recollects a different number.i. All of the men agree that the first three numbers are 995.ii. Three of them agree that the fourth number is 9.iii. Three agree that the fifth number is 2.iv. Three agree that the sixth number is 6; three others agree that the seventh number is also 6.Which of the numbers is most likely the telephone number of the pizzeria?
A 995-9266
B 995-9336
C 995-9268
D 995-8266
When the telephone salesman told me I could buy the concert tickets for only $ 10.00 if I gave him my credit of number, it seemed a little fishy to me, so I hung up the phone
A I thought the telephone salesman smelled like a fish and didn't like that.
B I thought the phone salesman was a dangerous fish and scared me.
C I though the phone salesman was dishonest and suspicious of him.
D Not Given
A modem that is attached to the telephone system by jamming the phone's handset into two flexible receptacles in the coupler?
A gateway
B bridge
C acoustic coupler
D time-division multiplexer
E None of the above

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