Related Questions

Which of the following communications service provides message preparation and transmission facilities?
A Teletex
B Teletext
C x400
D Fax
E None of the above
Accurate measurement of productivity in the service sector is really a complex task, For example, postal workers/often said to be more productive if more letters are delivered per postal worker, But is this really true? What if more letters are lost or delayed per worker at the same time that more are delivered? The doubt raised about in relation to measuring productivity in service sector is based on which of the following propositions?
A The quality of service is often ignored in measuring productivity
B Postal sector is perfect example of the service sector.
C An effort to measure productivity of the service workers is nothing but wastage of time.
D The delivery of letters is the primary activity of postal service
__________ is an example of a service where the customer typically goes to the service organization
A House painting
B A credit card company
C A taxi service
D The theatre
I left my phone switched on in case my brother _____.
A called
B had called
C calling
D will be calling
What is the purpose of Spanning Tree Protocol in a switched LAN?
A To provide a mechanism for network monitoring is switched environments
B To prevent routing loops in network with redundant paths
C To prevent switching loops in networks with redundant switched paths
D To manage the VLAN database across multiple switches
In which circumstance are multiple copies of the same unicast frame likely to be transmitted in a switched LAN?
A During high-traffic periods
B After broken links are reestablished
C When upper-layer protocols require high reliability
D In an improperly implemented redundant topology
Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?
A STP
B VTP
C DHCP
D ISL
If a transformer is switched on to a voltage more than the rated voltage
A its power factor will deteriorate
B its power factor will increase
C its power factor will remain unaffected
D its power factor will be zero
Sparking occurs when a load is switched off because the circuit has high
A Resistance
B Inductance
C Capacitance
D Impedance
In a lamp load when more than one lamp are switched on the total resistance of the load
A Increases
B Decreases
C Remains same
D None of the above

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