Related Questions

Which of the following does not allow multiple users or devices to share one communications line?
A doubleplexer
B multipplexer
C concentrator
D controller
E None of the above
Data link layer retransmits the damaged frames in most networks. If the probability of a frame's being damaged is p, what is the mean number of transmissions required to send a frame if acknowledgements are never lost.
A P I (K + 1)
B KIK (1 + F)
C 1/ (1 - F)
D K I (K - P)
E None of the above
Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?
A one bit or any odd number of bits inverted in a block of data during transmission
B two bits or any even number of bits inverted in a block during transmission
C one bit or any odd number of bits inverted in a byte during transmission
D two bits or any even number of bits inverted in a byte during transmission
E None of the above
Your company uses both Ethernet and token-ring LAN's in the same building. Users need access to resources and the ability to transmit data between the LAN's. Which device would you use to enable communications between dissimilar LAN's that use different protocols?
A bridge
B router
C gateway
D repeater
E None of the above
Which of the following represents examples of an IT input device, output device and storage device respectively ?
A bar code reader, CD drive, projector
B keyboard, monitor, hard disc
C printer, DVD drive, joystick
D printer, mouse, monitor
A system program that combines the separately compiled modules of a program into a form suitable for execution
A assembler
B linking loader
C cross compiler
D load and go
E None of the above
Devices on one network can communicate with devices on another network via a
A file server
B utility server
C printer server
D gateway
E None of the above
Which of the following allows devices on one network to communicate with devices on another network?
A multiplexer
B gateway
C t-switch
D modern
E None of the above
The ________ tool on the Dimension tool bar will place several dimensions at one time by using a selection box placed over several part features.
A Linear
B Continue
C Baseline
D Quick Dimension
When the graph between current through and voltage across a device is a straight line, the device is referred to as ___________
A linear
B active
C nonlinear
D passive

Next steps