Description : . A technique called______ isused tocreate a subnetting effect. A) ARP B) RARP C) proxy ARP D) noneof the above
Last Answer : proxy ARP
Description : In SQL, the command(s) is (are)used tocreate an index for atable or cluster A. CREATE INDEX B. MODIFY INDEX C. SET INDEX TO FILE D. All of theabove E. None of the above
Last Answer : CREATE INDEX
Description : Which algorithm is used to shape the bursty traffic into a fixed rate traffic by averaging the data rate? a. solid bucket algorithm b. spanning tree algorithm c. hocken helm algorithm d. leaky bucket algorithm
Last Answer : d. leaky bucket algorithm
Description : A subset of a network that includes all the routers but contains no loops is called ________ a. spanning tree b. spider structure c. spider tree d. special tree
Last Answer : a. spanning tree
Description : The subset of a network that includes all the routers but contains no loops is called ________ A. spanning tree B. spider structure C. spider tree D. special tree
Last Answer : A. spanning tree
Description : One subset of a network that includes all the routers but contains no loops is called ________ A. spanning tree B. spider structure C. spider tree D. special tree
Description : What is Spanning tree?
Last Answer : It is for the bridges to select ports over which they will forward frames. A spanning tree is a subgraph of this graph that covers (spans) all the vertices, but contains no cycles. It keeps all of the vertices of the original graph, but throws out some of the edges.
Description : Which of the following is the logical topology? A) Bus B) Tree C) Star D) Both A and B
Last Answer : C) Star
Description : What is the name of the network topology in which there are bi- directional links between eachpossible node? A) Ring B) Star C) Tree D) Mesh
Last Answer : D) Mesh
Description : If all devices are connected to a central hub, then topology is called A) Bus Topology B) Ring Topology C) Star Topology D) Tree Topology
Last Answer : C) Star Topology
Description : FDDI used which type of physical topology? A) Bus B) Ring C) Star D) Tree
Last Answer : B) Ring
Description : For large networks, which topology is used? a. Bus b. Tree c. Ring d. Mesh
Last Answer : b. Tree
Description : Data communication system spanning states, countries, or the whole world is ________ a) LAN b) WAN c) MAN d) PAN
Last Answer : b) WAN
Description : Floppy disks typically in diameter a. 3‛ b. 5.25‛ c. 8‛ d. All of abov
Last Answer : All of abov
Description : The maximum frame length for 10-Mbps Ethernet is ________ bytes. A) 1518 B) 1500 C) 1200 D) none of the abov
Last Answer : 1518
Description : A virtual local areanetwork (VLAN) is configured by _________. A) software B) physical wiring C) hardware D) none of the abov
Last Answer : software
Description : ___ cable can carry signals ofhigher frequency ranges than_____ cable. A) Twisted-pair; fiber-optic B) Coaxial; fiber-optic C) Coaxial; twisted-pair D) none of the abov
Last Answer : Coaxial; twisted-pair
Description : _________ utilization is the useof availablebandwidthto achieve specificgoals. A) Frequency B) Bandwidth C) Amplitude D) None of the abov
Last Answer : Bandwidth
Description : In_________ transmission, we send bits oneafter another without startor stop bits or gaps. It is the responsibilityof the receiver togroup the bits. A) synchronous B) asynchronous C) isochronous D) none of the abov
Last Answer : synchronous
Description : ______ finds the value of thesignal amplitudefor eachsample; ____ finds the change from the previous sample. A) DM; PCM B) PCM; DM C) DM; CM D) none of the abov
Last Answer : PCM; DM
Description : The most common technique to change an analog signal to digitaldata is called __________. A) PAL B) PCM C) sampling D) none of the abov
Last Answer : PCM
Description : In IPv6,a ______address is used ifa site with several networks uses the Internetprotocols but is not connectedto the Internet for security reasons. A) link local B) site local C) mapped D) none of the abov
Last Answer : site local
Description : In IPv6,options are inserted between the _________and the ___________ data. A) baseheader;extensionheader B) baseheader;upper-layer data C) base header; frame header D) noneof the abov
Last Answer : baseheader;upper-layer data
Description : In SQL, which command(s) is(are) used to change atable's storage characteristics? A. ALTER TABLE B. MODIFY TABLE C. CHANGE TABLE D. All of theabove E. None of the abov
Last Answer : ALTER TABLE
Description : _____defines how a particular pattern to be interpreted,and whataction is tobe taken based on that interpretation. A) Semantics B) Syntax C) Timing D) None of the abov
Last Answer : Semantics
Description : ________ is actually a multiport repeater. It is normally usedto createconnections between stations in a physical star topology. A) An activehub B) A passivehub C) either (a)or (b) D) neither (a) nor (b)
Last Answer : An activehub
Description : In astar-topology Ethernet LAN, _______ is just a point where the signals coming from different stations collide; it is thecollision point. A) An activehub B) A passivehub C) either (a)or (b) D) neither (a) nor (b)
Last Answer : A passivehub
Description : Devices may bearrangedin a _____ topology. A) mesh B) ring C) bus D) all of theabove
Last Answer : all of theabove
Description : ______ refers to the physical or logicalarrangement of a network. A) Data flow B) Mode ofoperation C) Topology D) None of the above
Last Answer : Topology
Description : Which topology requires a multipoint connection? A) Mesh B) Star C) Bus D) Ring
Last Answer : Bus
Description : Which topology requires acentral controller or hub? A) Mesh B) Star C) Bus D) Ring
Last Answer : Star
Description : Which network topology is consideredpassive? A. Cross B. Ring C. Star D. Mesh E. Bus
Description : Which of the following is/ are the drawbacks of Ring Topology? A) Failure of one computer, can affect the whole network B) Adding or removing the computers disturbs the network activity. C) If the central hub fails, the whole network fails to operate. D) Both of A and B
Last Answer : D) Both of A and B
Description : State whether the following is True or False. i) In bus topology, heavy Network traffic slows down the bus speed. ii) It is multipoint configuration. A) True, True B) B) True, False C) False, True D) False, False
Last Answer : A) True, True
Description : In a topology, if there are n devices in a network, each device has n-1 ports for cables. A) Mesh B) Star C) Bus D) Ring
Last Answer : A) Mesh
Description : In mesh topology, relationship between one device and another is .............. A) Primary to peer B) Peer to primary C) Primary to secondary D) Peer to Peer
Last Answer : D) Peer to Peer
Description : __________ do not take their decisions on measurements or estimates of the current traffic and topology. a. Static algorithms b. Adaptive algorithms c. Non - adaptive algorithms d. Recursive algorithms
Last Answer : c. Non - adaptive algorithms
Description : Dynamic routing protocol enable routers to a. Dynamically discover and maintain routes b. Distribute routing updates to other routers c. Reach agreement with other routers about the network topology d. All of the above
Last Answer : d. All of the above
Description : Find the best suitable topology for large businesses which must capable to control and coordinate the operation of distributed branch outlets? a. Ring b. Local area c. Hierarchical d. Star
Last Answer : d. Star
Description : Which one is not a network topology? a. Star b. Ring c. Bus d. Peer to Peer
Last Answer : d. Peer to Peer
Description : What is the central device in star topology? a. STP serve b. Hub/switch c. PDC d. Router
Last Answer : b. Hub/switch
Description : In which topology, if a computer’s network cable is broken, whole network goes down. a. Ring b. Star c. Bus d. token ring
Last Answer : c. Bus
Description : Terminators are used in which topology? a. Bus b. Star c. Ring d. token ring
Last Answer : a. Bus
Description : The Aloha protocol is an OSI _______ protocol for LAN networks with broadcast topology A. layer 1 B. layer 4 C. layer 2 D. layer 3
Last Answer : C. layer 2
Description : Which network topology requires a central controller or hub? a) Star b) Mesh c) Ring d) Bus
Last Answer : a) Star
Description : Physical or logical arrangement of network is __________ a) Topology b) Routing c) Networking d) Control
Last Answer : a) Topology
Description : What are number of cable links required for the 4 devices connected in mesh topology? a. 3 b.4 c. 6 d.1
Last Answer : c. 6
Description : In mesh topology, every device has a dedicated topology of a. Point to point linking b. Both a and b c. Multipoint linking d. None of given
Last Answer : a. Point to point linking
Description : Multipoint topology is a. Ring b. Mesh c. Bus d. Star
Description : The network topology that is bi-directional links between each possible node. a. Star b. Mesh c. Bus d. Ring
Last Answer : b. Mesh