Which layer of the OSI model supports file transfer and network management?
a) 7 - correct answer
b) 6
c) 2
d) 1
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2) ______ is a network management protocol sponsored by the ISO that was once a competitor to SNMP.
a) SIMP
b) CIMP
c) CMIP - correct answer
d) MMIP
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3) Which of the following commands provide information on virtual memory, disk access, and CPU use?
a) vmstat - correct answer
b) stat
c) ps
d) uptime
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4) ______ routers communicate with other routers to calculate routes automatically using routing protocols such as RIP and OSPF.
a) Static
b) Manual
c) Direct
d) Dynamic - correct answer
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5) Authority for the internet rests with the ______.
a) ISOC - correct answer
b) IETF
c) IAB
d) IRSG
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6) ______ is a programming language used by SNMP to create actual MIB objects.
a) BER
b) VB
c) C++
d) ASN.1 - correct answer
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7) The number represented by 10111001 is an odd number.
a) True - correct answer
b) False
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8) In Windows NT, which program would you use to provide information on your system performance?
a) netstat
b) Performance Monitor - correct answer
c) Network Monitor
d) Optimize
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9) The subnet mask identifies whether the destination address is local or remote through ______.
a) de-multiplexing
b) ANDing - correct answer
c) supernetting
d) broadcasting
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10) The ______ file holds info on the root name servers needed to initialize the cache of internal domain name servers.
a) named.local
b) named.ca - correct answer
c) named.boot
d) named.conf
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11) The command for viewing an arp cache in Linux is ______.
a) arp -a
b) arp - correct answer
c) arp -c
d) arp -e
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12) The Linux ______ command is used to assign an internet address to a network interface.
a) ipconfig
b) winipcfg
c) ifconfig - correct answer
d) lconfig
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13) Which of the following are network management protocols?
a) SGMP - correct answer
b) SNMP
c) CMIP
d) MMC
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14) Which of the following OSI layers is concerned with the transmission of unstructured bit stream over a physical link?
a) 7
b) 1 - correct answer
c) 6
d) 2
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15) What is the default subnet mask for a class C address?
a) 255.0.0.0
b) 255.255.0.0
c) 255.255.255.0 - correct answer
d) 255.255.255.255
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16) Arp resolves network layer addresses to data link layer addresses.
a) True - correct answer
b) False
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17) ______ information indicates whether the system has restarted, been reconfigured and then restarted, or is out of service.
a) Simplex
b) Base
c) Polling - correct answer
d) Proxy
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18) To track physical disk activity, which of the following commands would you use?
a) pdisk /y
b) disk /y
c) disk /active?
d) diskperf -y - correct answer
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19) Determine the class of the following IP address: 10011010 01000111 0010010 11100101
a) D
b) C
c) B - correct answer
d) A
وهذه بعد اخواني شوفوها اتمنى تستفيدوا جمعتها لي ولكم
1) Routers operate at which layer of the OSI model?
a) physical
b) transport
c) network - correct answer
d) MAC sublayer of the data link layer
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2) Bits are packaged into frames at which layer of the OSI model?
a) data link - correct answer
b) transport
c) physical
d) presentation
e) application
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3) Which of the following are benefits of using a layered network model?
a) it facilitates troubleshooting
b) it breaks the complex process of networking into more manageable chunks
c) it allows layers developed by different vendors to interoperate.
d) all of the above - correct answer
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4) The layers of the OSI model, from the top down, are:
a) application, presentation, session, transport, network, data link, physical - correct answer
b) session, presentation, data transport, MAC, network, physical
c) physical, data link, network, transport, session, presentation, application
d) application, encryption, network, transport, logical link control, physical
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5) Which of the following operate at the presentation layer?
a) FTP and HTTP
b) SMTP
c) UDP
d) midi and jpeg - correct answer
e) all of the above
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6) Which of the following are transport layer protocols?
a) TCP and UDP - correct answer
b) ATM
c) CISC
d) HTTP and FTP
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7) Which of the following are considered to be the upper layer protocols?
a) presentation and session
b) application and presentation
c) application, presentation, and session - correct answer
d) application, presentation, session, and transport
e) application
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8) Flow control takes place at which layer?
a) physical
b) Network
c) transport - correct answer
d) data link
e) application
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9) Encryption takes place at which layer?
a) physical
b) presentation - correct answer
c) application
d) session
e) data link
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10) The network layer uses physical addresses to route data to destination hosts.
a) True
b) False - correct answer
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11) Error detection and recovery takes place at which layer?
a) transport - correct answer
b) presentation
c) data link
d) netwrok
e) application
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12) Which layer establishes, maintains, and terminates communications between applications located on different devices?
a) application
b) session - correct answer
c) transport
d) netwrok
e) data link
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13) IP is implemented at which OSI model layer?
a) transport
b) network - correct answer
c) data link
d) presentation
e) session
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14) Which layer handles the formatting of application data so that it will be readable by the destination system?
a) application
b) presentation - correct answer
c) transport
d) netwrok
e) data link
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15) Packets are found at which layer?
a) data link
b) trasnport
c) network - correct answer
d) presentation
e) session
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16) Which layer translates between physical (MAC) and logical addresses?
a) network - correct answer
b) data link
c) transport
d) presentation
e) application
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17) What does OSI stand for?
a) Organization Standards International
b) Open Systems Interconnect - correct answer
c) Operating Standard Information
d) Operating System Interconnection
e) Open Systems Interface
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18) Repeaters and hubs operate at which layer?
a) network
b) physical - correct answer
c) transport
d) data link
e) presentation
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19) Bit synchronization is handled at which layer?
a) physical - correct answer
b) network
c) physical
d) data link
e) presentation
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20) Most logical addresses are preset in network interface cards at the factory
a) True
b) False - correct answer
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21) Bridges operate at which layer of the OSI model?
a) physical
b) data link - correct answer
c) network
d) transport
e) presentation
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22) What are the sublayers of the data link layer?
a) MAC and IPX
b) hardware and frame
c) MAC and LLC - correct answer
d) WAN and LAN
e) Mac address
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23) Which layer translates between physical and logical addresses?
a) the MAC sublayer of the data link layer
b) transport
c) physical
d) network - correct answer
e) presentation
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24) Which layer is responsible for packet sequencing, acknowledgments, and requests for retransmission?
a) network
b) session
c) transport - correct answer
d) data link
e) presentation
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