What is subnet? Why is it used?
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What is DHCP stand for?
What is the difference between tracert and traceroute?
What's the default CDP holdtime in seconds for Cisco routers? A.) 30 seconds B.) 180 seconds C.) 90 seconds D.) 60 seconds
Identify the 2 methods to modify the routers boot sequence? A.) Setup program B.) Boot system commands C.) RXBoot D.) Config-register
What do we check while configuring the server?
To prevent Service Advertisements (SAPs) from flooding a network, Cisco routers do not forward them. How are services advertised to other networks? A. Each router builds its own SAP table and forwards that every 60 seconds. B. Each router assigns a service number and broadcasts that. C. SAPs aren't necessary with Cisco routers. D. Cisco routers filter out all SAPs.
Although Cisco IOS 11.2 and later can auto-detect the LMI type in Frame Relay, which command will force the LMI type to q933a? A.) frame-relay lmi-type q933a B.) encapsulation frame-relay q933a C.) don't need to, it is the default D.) encapsulation q933a E.) encapsulation frame-relay type=q933a
What is name of ospf algo?
Why do we have a Layered Model? 1) It reduces complexity 2) Allows for a standardized interface 3) Facilitates modular engineering 4) Ensures interoperable technology 5) Accelerates evolution 6) Simplifies teaching and learning
Why do you use ‘service password encryption’?
In Cisco IOS software which command displays the backup configuration? A. show flahh B. show version C. show tftp-config D. show backup-config E. show startup-config
Which of the follwing are true of standard half-duplex Ethernet circuitry? A. It is alternate one-way communication B. The receive (RX) is wired directly to the transmit (TX) of the remote station C. The transmit (TX) is wired directly to the receive (RX) of the remote station D. Collisions are not possible E. Both stations can transmit simultaneously
CCNA 
