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Discuss the various enhanced services that can be made available to the subscribers because of stored program control.
One of the instant benefits of stored program control is as a host of new services can be made obtainable to the subscriber. They can be grouped in four types:
1. Services related with the calling subscriber and designed to decrease the time spent on dialling and dialling number's errors.
a. Abbreviated dialling
b. Recorded number calls or no dialing calls
c. Call back while free
2. Services connected with the called subscriber and designed to raise the call completion rate.
a. Call forwarding
b. Operator answer
3. Services including more than two parties.
a. Calling the number record
b. Call waiting
c. Consultation hold
d. Conference calls
4. Miscellaneous
a. Automatic alarm
b. STD Barring
c. Malicious call tracing
Coupling and cohesion can be shown using a:- Dependence matrix
Q. Show the steps of execution of instructions? Fetch First Instruction into CPU: Step 1: Find/calculate the address of first instruction in memory. In this machine illust
Format functions can be used to format lot of the expressions such as money, time, date, percentages and numbers. These functions are much easier to use in VBA. User defined date,
Which header file is used for screen handling function:- The header files stdio.h having definitions of constants, macros and types, along with function declarations for stan
Andrew, a 17 zear old university student decided to hold a post exams party for his friends. Andrew asked Kath, a family friend and the owner of 'Kath's Katerers' to supply food
Write an applet that can interact with both the HTTP client and HTML interpreter in a browser. import java.applet.*; import java.net.*; // import pac
Hardware Cost It refers to the cost involved in the execution of an interconnection network. It consists of the cost of switches, connectors, , arbiter unit, interface logic an
Why Gateways are used during mail transfer? Email using SMTP effort best while both the sender and the receiver are on the internet and can hold TCP connections in between send
what is complex instruction set computer and reduced complex instruction set computer
LDAP stands for LDAP- Light weight Directory Access Protocol.
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