Just finished the Net Essentials exam.(70-058) Passed with 720! Minimum to pass was 552.

A few unexpected questions were...

1. You have 120 clients with 3 servers. No routers or bridges. Using only TCP/IP. Using Cat 3 Cables. Current network utilization is 70%. Growth is planned.

Required: Reduce network utilization by 50%

Optional: Allow room for continued low utilization after adding 10 additional clients.

Minimum cost

Proposed: Reduce max packet size from 1514 to 576 bytes. Change CAT3 w/CAT5. Increase TCP window size from 4096 bytes to 16384 bytes.

2. Performance Monitor gives you the following readings:

% Processor Time = 8

Page Faults/sec = 2

% Disk Time = 25

What do you do to improve the network performance?

a. Change server from a single processor to a multiprocessor machine

b. Add more RAM

c. Install disk striping with parity

d. segment network by adding another NIC to server

3. Current PC has a printer, and 2 com ports in use. You want to add a NIC. Which IRQ and I/O Port Address should you use?

IRQ
3
5

I/O Port
370h
378h

4. A drag and drop question with options of Client, Print Server, File Server, and Application Server.

Machine configurations of PC#1 w/486 using Win 95 PC#2 w/Pentium 100 using Win 95 PC#3 w/Pentium 120 with 128MB RAM PC#4 w/Dual Pentium Pro 200 w/64 MB RAM Match the PC with the function.