A network is vow congested currently all the devices are
connected through a hub. Which would best decrease
congestion on this network?
A. add a second hub
B. replace the hub with a router
C. replace the hub with a switch
D. replace the hub with a repeater
WAN stands for which of the following? A.) Wide Arena Network B.) World Area Network C.) Wide Area News D.) Wide Area Network
what is ESP (Encapsulating Security Payload)?
What is the syntax to use to configure the port on a Catalyst 5000 switch? A.) slot port/type B.) type slot/port C.) port slot/type D.) port type/slot
You can access three forms of WAN services with Cisco routers. Select the three forms: A. Switched or relayed services B. Interface front end to IBM enterprise data center computers C. Using protocols that connect peer-to-peer devices like HDLC or PPP encapsulation. D. IPX/SPX E. NetBEUI
Which of the following are valid Cisco encapsulation type names? A.) arpa = IPX Ethernet B.) novell-ether = IPX Ethernet_802.3 C.) snap = IEEE 802.2 SNAP on Ethernet, FDDI, and Token Ring D.) novell-fddi = IPX Fddi_Raw E.) sap = IEEE 802.2 on Ethernet, FDDI, and Token Ring F.) hdlc = HDLC on serial interfaces
What is a protocol
Explain the types of ethernet?
Which of the following encapsulation types can be used on leased-line connections? (Choose two) ❍ A. HDLC ❍ B. Frame Relay ❍ C. ISDN ❍ D. PPP
Repeaters work at which layer of the OSI model? A.) Network B.) Session C.) Transport D.) Physical
Which three of the following are true statements about connection-oriented sessions? A.) The segments delivered are acknowledged back to the sender upon their reception B.) Any segments not acknowledged the are retransmitted by the receiver C.) A manageable data flow is maintained in order to avoid congestion, overloading and loss of any data D.) Segments are sequenced back into their proper order upon arrival at their destination
Which of the following is an example of the Physical Layer? A.) SQL B.) IP C.) LLC D.) Token Ring E.) FDDI F.) TCP
Where is the point between the customers site and the phone carrier that responsibility changes? A.) CO B.) Demarc C.) DCE D.) DTE E.) CPE