What is meant arp and rarp?
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Which of the following use PVCs at layer 2? A.) X.25 B.) HDLC C.) Frame relay D.) ISDN
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
How can an Ethernet switch improve network performance? Choose three
Which of the following is used to manage and monitor the network? A.) SNMP B.) HTTP C.) IP D.) FTP
The Datalink layer works with which of the following: A.) Packets B.) Bits C.) Globules D.) Frames E.) Segments
CPE is an acronym for which of the following? A.) Customer Premise Equipment B.) Central Processing Engineering C.) Customer Process Equipment D.) Central Processing Equipment
WHAT IS RIP PROTOCAL ?
10. Which STP state populates the MAC address table but doesn't forward data frames? A. Blocking B. Listening C. Learning D. Forwarding
Identify the hardware component that stores the bootstrap program? A.) ROM B.) NVRAM C.) Booter load D.) RAM E.) Flash
Given the following IP address from the Class C address range 192.168.21.12. Your network plan needs addresses for 28 small prkps Each office uses its own shored. The network design specifies that you confound for five bits of subnetting. When you confound for this in Cisco IOS software which shored mask should you use? A. 255.255.0.28 B. 255.255.255.0 C. 255.255.255.28 D. 255.255.255.248 E. 255.255.255.252
Which layer allows multiple Ethernet devices to uniquely identify one another on the Datalink layer? A.) Transport B.) Session C.) Network D.) Datalink - MAC Sublayer E.) Datalink - LLC Sublayer
What is the main advantage of using switches?
CCNA 
