Related Questions

The time communicate between Bangladesh and USA is the same as that to communicate between two adjacent houses mask used should be:
A Fiber optic
B Satellite
C Twisted pair
D Radio link
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
Which peripheral port provides the FASTEST throughput to laser printers?
A RS-232
B SCSI
C Parallel
D Serial
E None of the above
A host machine is unable to communicate with Google server . Which command is the most appropriate to run at host machine to determine which intermediary device is responsible for this failure?
A relnet 192.168. 1.1
B ping 192. 168.1.1
C tracert 192. 168.1.1
D fip 192.168.1.1
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
What innovative device, introduced in 2007 by Apple, combined a phone, music player and internet communicator, changing how we communicate?
A iPhone
B iPod
C iPad
D iMac
which of the following is NOT a peripheral device ?
A Motherboard
B Scanner
C Monitor
D None
When a peripheral device needs immediate attention from the operating system, it generates a(n)
A Interrupt
B Spool
C Stack
D Page file
What is the name of the temporary data storage area between a peripheral device and the CPU which compensates for the difference between their speeds?
A Backing storage
B Buffer
C Main storage
D Temporary storage
E None of the above
Which of the following peripheral devices displays information to a user?
A Keyboard
B Monitor
C Both A and B
D None of these

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