NETWORKING BASICS (ABI 206) SEM II 
B.SC IT 

QUESTION 1
1.    Which of this is not a network edge device?
 
    PC
 
    Smartphones
 
    Servers
 
    Switch
0.75 points   
QUESTION 2
1.    Which of the following are the advantages of digital transmission. i) Digital transmission has better noise immunity ii) It is possible to  detect and correct the errors iii) Digital transmission require a larger channel bandwidth as compared to analog
 
    i and ii only
 
    ii and iii only
 
    i and iii only
 
    "All i, ii and iii"
0.75 points   
QUESTION 3
1.    .................. refers to information that has discrete states.
 
    Analog data
 
    Digital data
 
    Analog signal
 
    Digital signal
0.75 points   
QUESTION 4
1.    Communication between a computer and a keyboard involves ______________ transmission
 
    Automatic
 
    Half-duplex
 
    Full-duplex
 
    Simplex
0.75 points   
QUESTION 5
1.    ".................... refers to the amount of time in seconds, a signal needs to complete one cycle."
 
    phase
 
    peak amplitude
 
    frequency 
 
    period
0.75 points   
QUESTION 6
1.    ". ................ is actually a combination of simple sine waves with different frequencies, amplitudes and phases."
 
    Composite signal
 
    Combined signal
 
    Hybrid signal
 
    All of the above
0.75 points   
QUESTION 7
1.    Which layer provides the services to user?
 
    application layer
 
    session layer
 
    presentation layer
 
    none of the mentioned
0.75 points   
QUESTION 8
1.    "In the layer hierarchy as the data packet moves from the upper to the lower layers, headers are"
 
    Added
 
    Removed
 
    Rearranged
 
    Modified
0.75 points   
QUESTION 9
1.    Which organization has authority over interstate and international commerce in the communications field?
 
    ITU-T
 
    IEEE
 
    FCC
 
    ISOC
0.75 points   
QUESTION 10
1.    .................... refers to information that is continuous.
 
    Analog data
 
    Digital data
 
    Analog signal
 
    Digital signal
0.75 points   
QUESTION 11
1.    "A .................... receives the digital signal, recovers the pattern of 1s and 0s and re-transmits a new signal."
 
    repeater
 
    amplifier
 
    router
 
    booster
0.75 points   
QUESTION 12
1.    State whether the following statements are True or False for digital signal....i) Analog data are encoded using a codec to produce digital bit stream ii) Digital data are encoded to produce a digital signal with desired properties.
 
    "i-True, ii-False"
 
    "i-True, ii-True"
 
    "i-False, ii-True"
 
    "i-False, ii-False"
0.75 points   
QUESTION 13
1.    The structure or format of data is called
 
    Syntax
 
    Semantics
 
    Struct
 
    None of the mentioned
0.75 points   
QUESTION 14
1.    ............... is the position of the waveform relative to time 0.
 
    phase
 
    peak amplitude
 
    frequency 
 
    period
0.75 points   
QUESTION 15
1.    "To achieve longer distances, the analog transmission system includes ................... that boost the energy of the signal."
 
    repeaters
 
    amplifiers
 
    routers
 
    boosters
0.75 points   
QUESTION 16
1.    ................. is a characteristic of a signal traveling through a transmission medium which binds the period or the frequency of a simple sine wave to the propagation speed of the medium.
 
    Period
 
    Frequency
 
    Web-length
 
    Phase
0.75 points   
QUESTION 17
1.    The OSI model has ___ layers.
 
    4
 
    5
 
    6
 
    7
0.75 points   
QUESTION 18
1.    OSI stands for
 
    open system interconnection
 
    operating system interface
 
    optical service implementation
 
    none of the mentioned
0.75 points   
QUESTION 19
1.    .............. can have only limited number of defined values which is often simple as 0 or 1. 
 
    Analog data
 
    Digital data
 
    Analog signal
 
    Digital signal
0.75 points   
QUESTION 20
1.    The _______ is the physical path over which a message travels
 
    Path
 
    Medium
 
    Protocol
 
    Route
0.75 points   
QUESTION 21
1.    Firewalls are often configured to block
 
    UDP traffic
 
    TCP traffic
 
    Both of the mentioned
 
    None of the mentioned
0.75 points   
QUESTION 22
1.    ........................ is the rate of change with respect to time.
 
    phase
 
    peak amplitude
 
    frequency 
 
    period
0.75 points   
QUESTION 23
1.    "The ................. of a signal is the absolute value of its highest intensity, proportional to the energy it carries."
 
    phase
 
    peak amplitude
 
    frequency period
 
    period
0.75 points   
QUESTION 24
1.    The IETF standards documents are called
 
    RFC
 
    RCF
 
    ID
 
    None of the mentioned
0.75 points   
QUESTION 25
1.    Which layer is responsible for process to process delivery?
 
    network layer
 
    transport layer
 
    session layer
 
    data link layer
0.75 points   
QUESTION 26
1.    Transmission data rate is decided by
 
    network layer
 
    physical layer
 
    data link layer
 
    transport layer
0.75 points   
QUESTION 27
1.    The first Network
 
    CNNET
 
    NSFNET
 
    ASAPNET
 
    ARPANET
0.75 points   
QUESTION 28
1.    We can compare the performance of analog transmission with that of digital transmission system based on the following factors. i) effect of noise  ii) distance to be covered  iii) services provided
 
    i and ii only
 
    ii and iii only
 
    i and iii only
 
    "All i, ii and iii"
0.75 points   
QUESTION 29
1.    TCP/IP model does not have ______ layer but OSI model have this layer.
 
    session layer
 
    presentation layer
 
    application layer
 
    both (a) and (b)
0.75 points   
QUESTION 30
1.    A .................... signal completes a pattern with in a measurable time frame called a period and repeats that pattern over subsequent identical periods.
 
    periodic
 
    framed
 
    non periodic
 
    discrete
0.75 points   
QUESTION 31
1.    A set of rules that governs data communication
 
    Protocols
 
    Standards
 
    RFCs
 
    None of the mentioned
0.75 points   
QUESTION 32
1.    "In digital transmission, analog signal propagated through ...................."
 
    repeaters
 
    amplifiers
 
    routers
 
    boosters
0.75 points   
QUESTION 33
1.    TCP/IP model was developed _____ the OSI model.
 
    prior to
 
    after
 
    simultaneous to
 
    none of the mentioned
0.75 points   
QUESTION 34
1.    Which address is used in an internet employing the TCP/IP protocols?
 
    physical address and logical address
 
    port address
 
    specific address
 
    all of the mentioned
0.75 points   
QUESTION 35
1.    ............... has infinitely many levels of intensity over a period of time.
 
    Analog data
 
    Digital data
 
    Analog signal
 
    Digital signal
0.75 points   
QUESTION 36
1.    ................. receive the signal and noise at their input separate out the signal from noise and regenerate the signal which is free from noise.
 
    repeaters
 
    amplifiers
 
    routers
 
    separators
0.75 points   
QUESTION 37
1.    "A ............. can be transmitted only a limited distance before attenuation, noise and other impairments distorts the integrity of the data."
 
    Analog signal
 
    Digital signal
 
    Hybrid signal
 
    All of the above
0.75 points   
QUESTION 38
1.    Three or more devices share a link in ________ connection
 
    Unipoint
 
    Multipoint
 
    Point to point
 
    None of the mentioned
0.75 points   
QUESTION 39
1.    Which layer links the network support layers and user support layers
 
    session layer
 
    data link layer
 
    transport layer
 
    network layer
0.75 points   
QUESTION 40
1.    Which address identifies a process on a host?
 
    physical address
 
    logical address
 
    port address
 
    specific address