What are the conceptual parts of a traditional packet switch, and to what does it connect?

What will be an ideal response?

A packet switch consists of a small computer system with a processor, memory, and I/O
devices used to send and receive packets. Early packet switches were constructed from conventional
computers; the packet switches used in the highest-speed WANs require special-purpose hardware. A
packet switch, the device provides local connections for computers at the site as well as connections
for data circuits that lead to other sites.

Computer Science & Information Technology

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Answer the following statements true (T) or false (F)

1. If I have already written the``` #include ```header, I can overload ``` operator<< for `````` class A ```as follows: 2. You have a helping function that is not a member of your class. You want your class member functions to be able to see it and use it but no other file in your program may see it. You can place it in an unnamed namespace to make it invisible from outside the file. 3. Namespaces may not be nested. 4. During name resolution, nested namespaces behave like nested blocks.

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Computer Science & Information Technology

What is the printout of the following code?

``` #include #include "Rational.h" using namespace std; int main() { cout << Rational().toString(); return 0; } ``` A. It is a syntax error. B. 0/1 C. 0 D. 0/0

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When you ____ layers, you place them an equal distance apart along either an invisible, horizontal, or vertical axis.

a. distribute b. seal c. align d. concatenate

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The language used to create Web feeds is ________, also known as XML

Fill in the blank(s) with correct word

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Computer Science & Information Technology