Description : A device that connects to a network without the use of cables is said to be: a) Distributed b) Free c) Centralized d) Open Source e) None of The Above
Last Answer : e) None of The Above
Description : A repeater is a connecting devicethat operates in the _______ layer of theInternet model. A) physical B) data link C) network D) all of theabove
Last Answer : physical
Description : _______uses four twisted-pair cables that connect eachstation toa commonhub. A) 10Base5 B) 10Base2 C) 10Base-T D) 10Base-F
Last Answer : 10Base-T
Description : With Slotted Aloha, a …………. sends out small clock tick packets to the outlying stations. A. distributed clock B. synchronized clock C. centralized clock D. Digital clock
Last Answer : C. centralized clock
Description : A _______ is a connecting devicethat operates in the physical and data link layers of theInternet model. A) repeater B) bridge C) router D) none of the above
Last Answer : bridge
Description : Mobile Commerce is best described as– (A) The useof Kiosks in marketing (B) Transporting products (C) Buyingand selling goods/services through wirelesshandhelddevices (D) Using notebook PC's in marketing (E) None of the above
Last Answer : Buyingand selling goods/services through wirelesshandhelddevices
Description : _______ inthe data link layer separates a message from one source toa destination, or from other messages going from other sources to other destinations. A) Digitizing B) Controlling C) Framing D) none of the above
Last Answer : Framing
Description : Which of the following is not a storage of storage area network? A. Direct attach storage. B. Centralized but still Direct attach storage. C. Shared Storage. D. Distributed Storage
Last Answer : Distributed Storage.
Description : Consider a source computer(S) transmitting a file of size 106 bits to a destination computer (D)over a network of two routers (R1 and R2) and three links(L1, L2, and L3). L1connects S to R1; L2 connects R1 to ... file from S to D? a. 1005 ms b. 1010 ms c. 3000 ms d. 3003 ms Answer: Option(a)
Last Answer : a. 1005 ms
Description : _________ utilization is the useof availablebandwidthto achieve specificgoals. A) Frequency B) Bandwidth C) Amplitude D) None of the abov
Last Answer : Bandwidth
Description : If a firm wantedto transmit data from 1,000 punchedcards toa remote computer, they would use a(n) A. POS terminal B. data collection terminal C. batch processingterminal D. intelligent terminal E. None of the above
Last Answer : batch processingterminal
Description : A remote batch-processing operation in which datais solely input toa central computer would requirea: A. telegraphline B. simplex lines C. mixed-band channel D. All the above E. None of the above
Last Answer : simplex lines
Description : When internet data leaves your campus, it normallygoes toa(n) ______ before moving towardits destination. A) Internet backbone B) Networkaccesspoint C) Base station D) Communication system
Last Answer : Networkaccesspoint
Description : Centralized or Distributed?
Last Answer : answer:To clarify, I've been thinking about a lot of different question systems: Ask-public, the questions that are asked on News.yc, reddit, the new programming forum proposed by Joel Spolsky, and was ... better to mix it all together in a soup of coal, nuclear, wind, solar, hydro, hamster?
Description : Explain advantages of centralized and distributed databases.
Last Answer : Advantage of Centralized databases * Data integrity is maximized -Data integrity is maximized and data redundancy is minimized because data is stored at a single place. * Easier Database Administration - ... data is distributed, a group of users can easily share and use data of different sites
Description : A DBMS that runs on many different operating systems is said to be__________. A) scalable B) robust C) platform independent D) distributed
Last Answer : platform independent
Description : A distributed network configurationin which all data/information pass througha central computer is A. bus network B. star network C. ring network D. Point-to-point network E. None of the above
Last Answer : star network
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 : Which of the following network is used to connect a number of computers to each other by cables in a single location? A. WAN B. LAN C. MAN D. both b and c
Last Answer : B. LAN
Description : Which of the following network is used to connect a number of computers to eachother by cables in a single location? a. LAN b. Internet c. WAN d. MAN
Last Answer : a. LAN
Description : In OSPF, a ________ link connects two routers without anyother host or router in between. A) point-to-point B) transient C) stub D) none of the above
Last Answer : point-to-point
Description : Who said that ‘‘dispersed solar sources are more compatible than centralized technologies withsocial equity, freedom and cultural pluralism.’’ a. Mumford. b. Denis Hayes. c. Louise. d. None of the above.
Last Answer : b. Denis Hayes.
Description : A machine that connects to two or more electronic mail systems and transfers mail messagesamong them is known as A. Gateways B. mail gateway C. bridges D. User Agent E. None of the above
Last Answer : mail gateway
Description : White smoke coming out of the chimney of a furnace indicates the useof (A) Low excess air (B) Very high excess air (C) Gaseous fuel in the furnace (D) Liquid fuel in the furnace
Last Answer : (B) Very high excess air
Description : Aship-to-ship communicationssystemisplagued byfading.The bestsolutionseemstobe useof a. a more directional antenna b. a broadband antenna c. frequency diversity d. space diversity
Last Answer : c. frequency diversity
Description : Bluetooth is a _______ technology that connects devices (called gadgets) ina small area. A) wired LAN B) wirelessLAN C) VLAN D) none of the above
Last Answer : wirelessLAN
Description : A _______regenerates a signal, connects segments of a LAN,and hasno filtering capability. A) repeater B) bridge C) router D) none of the above
Last Answer : repeater
Description : The local loop has _______ cablethat connects the subscriber telephonetothe nearest end office. A) twisted-pair B) coaxial C) fiber-optic D) none of the above
Last Answer : twisted-pair
Description : What is a Centralized Network ?
Last Answer : Answer : A centralized network is a main computer or host computer which we call a server and consists of some terminals. The main computer or server controls all processing and network and ... Intelligent terminals, on the other hand, have limited memory and storage and processing capabilities.
Description : Which of the following are issues associated with SaaS? A. Modest software tools B. Network dependence C. Centralized management and data D. Multitenant solutions
Last Answer : Network dependence
Description : ____ is known as a computer network in which one centralized, powerful computer is a hub to which many less powerful personal computers or workstations are connected. The clients run programs and access data that ... server. a) Client-Server network b) Extranet c) Internet d) None of the above.
Last Answer : Client-Server network is known as a computer network in which one centralized, powerful computer is a hub to which many less powerful personal computers or workstations are connected. The clients run programs and access data that stored on the server.
Description : Best open source distributed voice conferencing systems?
Last Answer : There is Mumble, with the server Murmur. It’s not bad at all. #
Description : Which of the following is not a transmission medium? a. telephone lines b. coaxial cables c. modem d. microwave systems
Last Answer : microwave systems
Description : _________uses two fiber-optic cables. A) 100Base-TX B) 100Base-FX C) 100Base-T4 D) none of the above
Last Answer : 100Base-FX
Description : ______ cables carry data signals in the form of light. A) Coaxial B) Fiber-optic C) Twisted-pair D) none of the above
Last Answer : Fiber-opti
Description : ______ cables arecomposed ofa glass or plastic inner core surrounded by cladding, allencasedin an outside jacket. A) Coaxial B) Fiber-optic C) Twisted-pair D) none of the above
Last Answer : Fiber-optic
Description : The physical layer provides __________ a. mechanical specifications of electrical connectors and cables b. electrical specification of transmission line signal level c. specification for IR over optical fiber d. all of the mentioned
Last Answer : d. all of the mentioned
Description : The physical layer provides __________ A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned
Last Answer : D. all of the mentioned
Description : The types of Unguided transmission channel or media used for LAN are __. A. Twisted Pair Cables B. Coaxial Cables C. Radio Waves D. All the above
Last Answer : C. Radio Waves
Description : The physical layer provides __________ a) mechanical specifications of electrical connectors and cables b) electrical specification of transmission line signal level c) specification for IR over optical fiber d) all of the mentioned
Last Answer : d) all of the mentioned
Description : ……cables are composed of a glass or plastic inner core surrounded by cladding,all encased in an outside jacket. a. Fiber-optic b. Coaxial c. Shield Twisted Pair d. Unshield Twisted-pair
Last Answer : a. Fiber-optic
Description : In the third generation of computers: a. Distributed data processing first became popular b. An operating system was first developed c. High-level prcedu7ral languages were firs used d. On-line, real time systems first became popular
Last Answer : On-line, real time systems first became popular
Description : Terminals are required for a. real-time, batch processing & time-sharing b. real time, time-sharing & distributed message processing c. real time, distributed processing & manager inquiry d. real-time, time sharing & message switching
Last Answer : real-time, time sharing & message switching
Description : The __________ performs document tracking. A) distributed application B) enterprisesoftware C) Oracle software D) EDM software
Last Answer : EDM software
Description : An application thatexecutes on separate PCs like this is called a(n)__________ application. A) enterprise B) distributed C) tier D) global
Last Answer : distributed
Description : FDDI stands for A) Fiber Distributed Data Interface B) Fiber Data Distributed Interface C) Fiber Dual Distributed Interface D) Fiber Distributed Data Interface
Last Answer : A) Fiber Distributed Data Interface
Description : Which of the following routing technique / techniques is / are used in distributed systems ? A. Fixed Routing B. Virtual Routing C. Dynamic Routing a. A Only b. A and B only c. C only d. All A,B,C
Last Answer : a. A Only
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 : . The newer technique uses a distributed database system called ………………….. to translate names to addresses. A. DNS B. IP C. ARP D. Telnet
Last Answer : A. DNS