Which of this form of handover the mobile uses the gaps I transmission that occur to analyse the reception of local GSM base stations using the neighbour list to select suitable candidate base stations?
Which of this form of handover the mobile uses the gaps I transmission that occur to analyse the reception of local GSM base stations using the neighbour list to select suitable candidate base stations?
বর্তমানে কম্পিউটার জগতের কিংবদন্তি কে ?
বর্তমানে কম্পিউটার জগতের কিংবদন্তি কে ?
IEEE 802.3ab defines Gigabit Ethernet transmission over unshielded twisted pair (UTP) category 5, 5e or 6 cabling known as ....................
IEEE 802.3ab defines Gigabit Ethernet transmission over unshielded twisted pair (UTP) category 5, 5e or 6 cabling known as ....................
সংরক্ষিত প্রোগ্রামের ধারনা দেন কে ?
সংরক্ষিত প্রোগ্রামের ধারনা দেন কে ?
What is internet?
What is internet?
অত্যাধুনিক কম্পিউটারের দ্রুত অগ্রগতির মুলে রয়েছে -
অত্যাধুনিক কম্পিউটারের দ্রুত অগ্রগতির মুলে রয়েছে -
ISP exchanges internet traffic between their networks by
ISP exchanges internet traffic between their networks by
IBM এর পুর্ন নাম কি ?
IBM এর পুর্ন নাম কি ?
WiMAX MAC layer provides an interface between
WiMAX MAC layer provides an interface between
Which one of the following frequency is not used in WiMAX for communication?
Which one of the following frequency is not used in WiMAX for communication?
MCHO is the _______degree of handoff decentralization, thereby enabling it to have a very fast handoff speed, typically on the order of 0.1 s.
MCHO is the _______degree of handoff decentralization, thereby enabling it to have a very fast handoff speed, typically on the order of 0.1 s.
A ………….. is a set of information that is exchanged between a client and web browser and a web server during an HTTP transaction.
A ………….. is a set of information that is exchanged between a client and web browser and a web server during an HTTP transaction.
Another of Evans and Wurster's suggestions included what they referred to as Richness and is another key characteristic achieved by e-business which refers to:
Another of Evans and Wurster's suggestions included what they referred to as Richness and is another key characteristic achieved by e-business which refers to:
The PCS-1900 band extends from
The PCS-1900 band extends from
কোন কম্পিউটার পরিমাপন পদ্ধতিতে কাজ করে ?
কোন কম্পিউটার পরিমাপন পদ্ধতিতে কাজ করে ?
A collection of web services which facilitate certain behavior online such as community participation and user generated content, rating and tagging is commonly known as:
A collection of web services which facilitate certain behavior online such as community participation and user generated content, rating and tagging is commonly known as:
Fading of the received radio signals in a mobile communication environment occurs because of .....
Fading of the received radio signals in a mobile communication environment occurs because of .....
State whether True of False.
i) The cells or subdivisions of a geographical area are always hexagonal.
ii) A land to Mobile call originates through the Telephone exchange.
State whether True of False.
i) The cells or subdivisions of a geographical area are always hexagonal.
ii) A land to Mobile call originates through the Telephone exchange.
Which of the following is a cost efficiency driver for e-business?
Which of the following is a cost efficiency driver for e-business?
WiMAX provides
WiMAX provides
In the circuit shown above, what is the output of the PLL?
In the circuit shown above, what is the output of the PLL?
E-government is becoming more accepted as an important feature within government in many countries. What does it provide?
E-government is becoming more accepted as an important feature within government in many countries. What does it provide?
Internet access by transmitting digital data over the wires of a local telephone network is provided by
Internet access by transmitting digital data over the wires of a local telephone network is provided by
Which is not the Regional Internet Registers (RIR) of the following?
Which is not the Regional Internet Registers (RIR) of the following?
WiMAX is mostly used for
WiMAX is mostly used for
Buy-side e-commerce refers to:
Buy-side e-commerce refers to:
Which of the following is a competitiveness driver for e-business?
Which of the following is a competitiveness driver for e-business?
From centralization to decentralization, network-controlled handoff (NCHO) shows the highest centralization with the network totally controlling and making decisions on handoff, while _______gives full flexibility to MS to allow it to make decisions on handoff.
From centralization to decentralization, network-controlled handoff (NCHO) shows the highest centralization with the network totally controlling and making decisions on handoff, while _______gives full flexibility to MS to allow it to make decisions on handoff.
................... address use 7 bits for the <network> and 24 bits for the <host> portion of the IP address.
................... address use 7 bits for the <network> and 24 bits for the <host> portion of the IP address.
Which of this form of handover occurs when the base station hands off the mobile by passing it the details of the new cell to the mobile without linking to it and setting the timing, etc of the mobile for the new cell?
Which of this form of handover occurs when the base station hands off the mobile by passing it the details of the new cell to the mobile without linking to it and setting the timing, etc of the mobile for the new cell?
ডিজিটাল কম্পিউটারের কাজের ধরন কিরুপ ?
ডিজিটাল কম্পিউটারের কাজের ধরন কিরুপ ?
পৃথিবীর প্রথম স্বয়ংক্রিয় গণনাযন্ত্রের নাম-
পৃথিবীর প্রথম স্বয়ংক্রিয় গণনাযন্ত্রের নাম-
Which of the following is/are the main part(s) of basic cellular system.
Which of the following is/are the main part(s) of basic cellular system.
To determine demand for Internet services in a market, companies should survey:
To determine demand for Internet services in a market, companies should survey:
To join the internet, the computer has to be connected to a
To join the internet, the computer has to be connected to a
কোনটিকে মিডরেঞ্জ কম্পিউটার বলা হয় ?
কোনটিকে মিডরেঞ্জ কম্পিউটার বলা হয় ?
Which cellular access system allows many users to share a block of spectrum by dividing it up into many smaller channels?
Which cellular access system allows many users to share a block of spectrum by dividing it up into many smaller channels?
For encryption, WiMAX supports
For encryption, WiMAX supports
Richness is a key characteristic achieved by e-business which refers to:
Richness is a key characteristic achieved by e-business which refers to:
A antenna which attempts to direct all its energy in a particular direction is called as a .............
A antenna which attempts to direct all its energy in a particular direction is called as a .............
........... was the first step in the evolution of Ethernet from a coaxial cable bus to hub managed, twisted pair network.
........... was the first step in the evolution of Ethernet from a coaxial cable bus to hub managed, twisted pair network.
মাইক্রোসফট করপোরেশন কত সালে Visul BASIC এর প্রথম সংস্করন বাজারে ছাড়ে?
মাইক্রোসফট করপোরেশন কত সালে Visul BASIC এর প্রথম সংস্করন বাজারে ছাড়ে?
আমাদের দেশে প্রথম কম্পিউটার আসে কত সালে ?
আমাদের দেশে প্রথম কম্পিউটার আসে কত সালে ?
বাংলাদেশে প্রথম কম্পিউটার বিষয়ক পত্রিকার নাম -
বাংলাদেশে প্রথম কম্পিউটার বিষয়ক পত্রিকার নাম -
Which generation of cell phone systems is only available in a few major US cities?
Which generation of cell phone systems is only available in a few major US cities?
সবচেয়ে শক্তিশালী কম্পিউটার হল -
সবচেয়ে শক্তিশালী কম্পিউটার হল -
Match the following IEEE No to their corresponding Name for IEEE 802 standards for LANs.
i) 802.3 a) WiFi
ii) 802.11 b) WiMa
iii) 802.15.1 c) Ethernet
iv) 802.16 d) Bluetooth
Match the following IEEE No to their corresponding Name for IEEE 802 standards for LANs.
i) 802.3 a) WiFi
ii) 802.11 b) WiMa
iii) 802.15.1 c) Ethernet
iv) 802.16 d) Bluetooth
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State whether True of False.
i) In GSM only TDMA is used.
ii) There is zero inter-channel interference in CDMA.
State whether True of False.
i) In GSM only TDMA is used.
ii) There is zero inter-channel interference in CDMA.
............... is the predominant form of Fast Ethernet, and runs over two pairs of category 5 or above cable.
............... is the predominant form of Fast Ethernet, and runs over two pairs of category 5 or above cable.
Y-2K বাগ কি ?
Y-2K বাগ কি ?
In ................ multiple access is achieved by allocating different time slots for the different users.
In ................ multiple access is achieved by allocating different time slots for the different users.
কম্পিউটারে কোনটি নেই ?
কম্পিউটারে কোনটি নেই ?
Which would be the best description of e-commerce?
Which would be the best description of e-commerce?
Internet works on
Internet works on
Unspecified address ………………….. of IPV6 address is equivalent to the IPV4 unspecified address 0.0.0.0.
Unspecified address ………………….. of IPV6 address is equivalent to the IPV4 unspecified address 0.0.0.0.
State the following statement is true or false.
i) In class B addresses a total of more than 1 billion addresses can be formed.
ii) Class E addresses are reserved for future or experimental use.
State the following statement is true or false.
i) In class B addresses a total of more than 1 billion addresses can be formed.
ii) Class E addresses are reserved for future or experimental use.
The examples of Interior Gateway Protocols (IGP) are.
i) Open Short Path First (OSPF) ii) Routing Information Protocol (RIP)
iii) Border Gateway Protocol (BGP)
The examples of Interior Gateway Protocols (IGP) are.
i) Open Short Path First (OSPF) ii) Routing Information Protocol (RIP)
iii) Border Gateway Protocol (BGP)
Which protocol assigns IP address to the client connected in the internet?
Which protocol assigns IP address to the client connected in the internet?
বিশ্বের প্রথম ও একমাত্র কম্পিউটার জাদুঘরটি অবস্থিত -
বিশ্বের প্রথম ও একমাত্র কম্পিউটার জাদুঘরটি অবস্থিত -
WiMAX uses the
WiMAX uses the
The basic GSM is based on ____________________ traffic channels.
The basic GSM is based on ____________________ traffic channels.
নিচের কোন কাজের জন্য কম্পিউটার বেশি সুবিধাজনক ?
নিচের কোন কাজের জন্য কম্পিউটার বেশি সুবিধাজনক ?
Which of the following statement is true?
i) An address with all bits 1 is interpreted as all networks or all hosts.
ii) The class A network 128.0.0.0 is defined as the loopback network.
Which of the following statement is true?
i) An address with all bits 1 is interpreted as all networks or all hosts.
ii) The class A network 128.0.0.0 is defined as the loopback network.
An example of a capability benefit from creating an e-commerce website is:
An example of a capability benefit from creating an e-commerce website is:
কম্পিউটার কে আবিষ্কার করেন ?
কম্পিউটার কে আবিষ্কার করেন ?
Which is the best description of sell-side e-commerce?
Which is the best description of sell-side e-commerce?
IPv6 addressed have a size of
IPv6 addressed have a size of
কম্পিউটার সফটওয়্যার জগতে নামকরা প্রতিষ্ঠান -
কম্পিউটার সফটওয়্যার জগতে নামকরা প্রতিষ্ঠান -
কম্পিউটারে প্রথম মাইক্রো-প্রসেসর ব্যবহৃত হয় কত সালে ?
কম্পিউটারে প্রথম মাইক্রো-প্রসেসর ব্যবহৃত হয় কত সালে ?
Facebook belongs in which category of website?
Facebook belongs in which category of website?
কোন সালে মাইক্রোপ্রসেসর আবিষ্কৃত হয় ?
কোন সালে মাইক্রোপ্রসেসর আবিষ্কৃত হয় ?
As assigned by the Federal Communications Commission, cellular radio systems operate in the
As assigned by the Federal Communications Commission, cellular radio systems operate in the
There are ____ basic types of handoff protocols
There are ____ basic types of handoff protocols
Which one of the following is not an application layer protocol used in internet?
Which one of the following is not an application layer protocol used in internet?
E-business actually stands for:
E-business actually stands for:
Match the following HTTP status code to their respective definitions.
i) 400 a) OK
ii) 500 b) Not found
iii) 200 c) Continue
iv) 100 d) Internal server error
Match the following HTTP status code to their respective definitions.
i) 400 a) OK
ii) 500 b) Not found
iii) 200 c) Continue
iv) 100 d) Internal server error
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পৃথিবীতে কখন ল্যাপটপ কম্পিউটার প্রবর্তিত হয় এবং কোন কোম্পানী এটা তৈরি করে?
পৃথিবীতে কখন ল্যাপটপ কম্পিউটার প্রবর্তিত হয় এবং কোন কোম্পানী এটা তৈরি করে?
চার্লস ব্যবেজ কোন দেশের নাগরিক ?
চার্লস ব্যবেজ কোন দেশের নাগরিক ?
সংরক্ষিত প্রোগ্রামবিশিষ্ট প্রথম কম্পিউটার এডসাক কে তৈরি করেন ?
সংরক্ষিত প্রোগ্রামবিশিষ্ট প্রথম কম্পিউটার এডসাক কে তৈরি করেন ?
মাইক্রোপ্রসেসর অতি ছোট মাপের অতি অল্প আয়তন বিশিষ্ট--- এর তৈরি ।
মাইক্রোপ্রসেসর অতি ছোট মাপের অতি অল্প আয়তন বিশিষ্ট--- এর তৈরি ।
Which one of the following is not used in media access control?
Which one of the following is not used in media access control?
..................... are typically characterized by very small cells, especially in densely populated areas.
..................... are typically characterized by very small cells, especially in densely populated areas.
Supply chain management refers to the coordination of all supply activities of an organisation from its suppliers and delivery of products to its customers. E-commerce transactions between a company and its stakeholders, be their consumers or businesses are often referred to as:
Supply chain management refers to the coordination of all supply activities of an organisation from its suppliers and delivery of products to its customers. E-commerce transactions between a company and its stakeholders, be their consumers or businesses are often referred to as:
২০০০ সালের ১ জানুয়ারী সারা বিশ্ব কম্পিউটারে নতুন সহস্রাব্দজনিত একটি সমস্যার সম্মুখীন হয়, সমস্যাটি হচ্ছে -
২০০০ সালের ১ জানুয়ারী সারা বিশ্ব কম্পিউটারে নতুন সহস্রাব্দজনিত একটি সমস্যার সম্মুখীন হয়, সমস্যাটি হচ্ছে -
Which one of the following modulation scheme is supported by WiMAX?
Which one of the following modulation scheme is supported by WiMAX?
Evans and Wurster produced an influential paper in 1997 and argued that there are characteristics of information which can contribute to a major impact on a marketplace. One of these is Reach and is a key characteristic achieved by e-business which refers to:
Evans and Wurster produced an influential paper in 1997 and argued that there are characteristics of information which can contribute to a major impact on a marketplace. One of these is Reach and is a key characteristic achieved by e-business which refers to:
__________ distributes the handoff decision process.
__________ distributes the handoff decision process.
A simple cabling method, known as the ……………… topology allows about 30 computers on a maximum cable length of about 600 feet.
A simple cabling method, known as the ……………… topology allows about 30 computers on a maximum cable length of about 600 feet.
The ……………… layer is responsible for resolving access to the shared media or resources.
The ……………… layer is responsible for resolving access to the shared media or resources.
সর্বপ্রথম বানিজ্যিক ভিত্তিতে তৈরি ইলেকট্রনিক কম্পিউটার কোনটি ?
সর্বপ্রথম বানিজ্যিক ভিত্তিতে তৈরি ইলেকট্রনিক কম্পিউটার কোনটি ?
বর্তমান যুগকে বলা হয় -
বর্তমান যুগকে বলা হয় -
Which one of the following protocol is not used in internet?
Which one of the following protocol is not used in internet?
______ is used in the first-generation analogue systems such as AMPS.
______ is used in the first-generation analogue systems such as AMPS.
FTP server listens to connections on port …………………….
FTP server listens to connections on port …………………….
Reach is a key characteristic achieved by e-business which refers to:
Reach is a key characteristic achieved by e-business which refers to:
The Amazon site belongs in which category of website?
The Amazon site belongs in which category of website?
কোন বিজ্ঞানী ১৬৩০ সালে প্রথম স্লাইডরুল তৈরি করেন ?
কোন বিজ্ঞানী ১৬৩০ সালে প্রথম স্লাইডরুল তৈরি করেন ?
Which of the following features is not currently available with current cell phone technology?
Which of the following features is not currently available with current cell phone technology?
বাংলাদেশে এ পর্যন্ত সুপার কম্পিউটার স্থাপিত হয়েছে কয়টি?
বাংলাদেশে এ পর্যন্ত সুপার কম্পিউটার স্থাপিত হয়েছে কয়টি?
An example of a cost-savings benefit from creating an e-commerce website is:
An example of a cost-savings benefit from creating an e-commerce website is:
In .............. Frequency Spectrum is divided into smaller spectra and is allocated to each user.
In .............. Frequency Spectrum is divided into smaller spectra and is allocated to each user.
বিশ্বের সর্বপ্রথম ইলেকট্রনিক কম্পিউটার-
বিশ্বের সর্বপ্রথম ইলেকট্রনিক কম্পিউটার-
Which term is taken to explain a collection of web services that facilitate interaction of web users with sites to create user-generated content and encourage behaviours such as community or social network participation?
Which term is taken to explain a collection of web services that facilitate interaction of web users with sites to create user-generated content and encourage behaviours such as community or social network participation?
WiMAX stands for-
WiMAX stands for-
Which of the following is not the layer of TCP/IP protocol?
Which of the following is not the layer of TCP/IP protocol?
Which is the most realistic relationship between e-commerce and e-business?
Which is the most realistic relationship between e-commerce and e-business?
Cellular radio systems divide the service area into many smaller areas known as
Cellular radio systems divide the service area into many smaller areas known as
Which mode is used for installing networks in wireless communication device characteristics?
Which mode is used for installing networks in wireless communication device characteristics?
The most complex and expensive part of any cellular telephone system is the
The most complex and expensive part of any cellular telephone system is the
Devices that provide the connectivity to a WiMAX network are known as
Devices that provide the connectivity to a WiMAX network are known as
All cell phone systems are
All cell phone systems are
All CDMA based technologies, 2G and 3G (third-generation), have _______ handovers.
All CDMA based technologies, 2G and 3G (third-generation), have _______ handovers.
A radio system that provides standard telephone service by two-way radio at remote locations is
A radio system that provides standard telephone service by two-way radio at remote locations is
___________is a centralized handoff protocol, in which it is network that makes handoff decision based on measurements of the signal quality of mobile station (MS) at a number of based stations (BS).
___________is a centralized handoff protocol, in which it is network that makes handoff decision based on measurements of the signal quality of mobile station (MS) at a number of based stations (BS).
An example of a communications benefit from creating an e-commerce website is:
An example of a communications benefit from creating an e-commerce website is:
কম্পিউটারের কয়টি প্রধান বৈশিষ্ট আছে ?
কম্পিউটারের কয়টি প্রধান বৈশিষ্ট আছে ?
পুনঃপুন যোগের মাধ্যমে গুনের পদ্ধতি আবিষ্কার করেন কে ?
পুনঃপুন যোগের মাধ্যমে গুনের পদ্ধতি আবিষ্কার করেন কে ?
এনালগ এবং ডিজিটাল কম্পিউটরের বৈশিষ্টের সমন্বয় ঘটিয়ে তৈরি করা হয়েছে -
এনালগ এবং ডিজিটাল কম্পিউটরের বৈশিষ্টের সমন্বয় ঘটিয়ে তৈরি করা হয়েছে -
A WAN typically spans a set of countries that have data rates less than ……………. Mbps.
A WAN typically spans a set of countries that have data rates less than ……………. Mbps.
While there are obvious e-business advantages and opportunities, there are also risks and barriers. These include:
While there are obvious e-business advantages and opportunities, there are also risks and barriers. These include:
Loopback address ……………………. of IPv6 address is equivalent to the IPV4 loopback address 127.0.0.1.
Loopback address ……………………. of IPv6 address is equivalent to the IPV4 loopback address 127.0.0.1.
