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 .............
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.
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:
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
নিচের কোন কাজের জন্য কম্পিউটার বেশি সুবিধাজনক ?
নিচের কোন কাজের জন্য কম্পিউটার বেশি সুবিধাজনক ?
সর্বপ্রথম বানিজ্যিক ভিত্তিতে তৈরি ইলেকট্রনিক কম্পিউটার কোনটি ?
সর্বপ্রথম বানিজ্যিক ভিত্তিতে তৈরি ইলেকট্রনিক কম্পিউটার কোনটি ?
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)
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?
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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Which of the following is not the layer of TCP/IP protocol?
Which of the following is not the layer of TCP/IP protocol?
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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কোনটিকে মিডরেঞ্জ কম্পিউটার বলা হয় ?
কোনটিকে মিডরেঞ্জ কম্পিউটার বলা হয় ?
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.
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:
সংরক্ষিত প্রোগ্রামের ধারনা দেন কে ?
সংরক্ষিত প্রোগ্রামের ধারনা দেন কে ?
For encryption, WiMAX supports
For encryption, WiMAX supports
Which one of the following is not used in media access control?
Which one of the following is not used in media access control?
In the circuit shown above, what is the output of the PLL?
In the circuit shown above, what is the output of the PLL?
IPv6 addressed have a size of
IPv6 addressed have a size of
______ is used in the first-generation analogue systems such as AMPS.
______ is used in the first-generation analogue systems such as AMPS.
___________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).
All CDMA based technologies, 2G and 3G (third-generation), have _______ handovers.
All CDMA based technologies, 2G and 3G (third-generation), have _______ handovers.
পৃথিবীতে কখন ল্যাপটপ কম্পিউটার প্রবর্তিত হয় এবং কোন কোম্পানী এটা তৈরি করে?
পৃথিবীতে কখন ল্যাপটপ কম্পিউটার প্রবর্তিত হয় এবং কোন কোম্পানী এটা তৈরি করে?
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?
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?
Devices that provide the connectivity to a WiMAX network are known as
Devices that provide the connectivity to a WiMAX network are known as
Buy-side e-commerce refers to:
Buy-side e-commerce refers to:
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?
সংরক্ষিত প্রোগ্রামবিশিষ্ট প্রথম কম্পিউটার এডসাক কে তৈরি করেন ?
সংরক্ষিত প্রোগ্রামবিশিষ্ট প্রথম কম্পিউটার এডসাক কে তৈরি করেন ?
IBM এর পুর্ন নাম কি ?
IBM এর পুর্ন নাম কি ?
আমাদের দেশে প্রথম কম্পিউটার আসে কত সালে ?
আমাদের দেশে প্রথম কম্পিউটার আসে কত সালে ?
WiMAX stands for-
WiMAX stands for-
FTP server listens to connections on port …………………….
FTP server listens to connections on port …………………….
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 .....
............... 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.
Reach is a key characteristic achieved by e-business which refers to:
Reach is a key characteristic achieved by e-business which refers to:
Y-2K বাগ কি ?
Y-2K বাগ কি ?
বাংলাদেশে প্রথম কম্পিউটার বিষয়ক পত্রিকার নাম -
বাংলাদেশে প্রথম কম্পিউটার বিষয়ক পত্রিকার নাম -
All cell phone systems are
All cell phone systems are
Which is the best description of sell-side e-commerce?
Which is the best description of sell-side e-commerce?
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 one of the following protocol is not used in internet?
Which one of the following protocol is not used in internet?
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:
WiMAX is mostly used for
WiMAX is mostly used for
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.
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?
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.
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 Amazon site belongs in which category of website?
The Amazon site belongs in which category of website?
চার্লস ব্যবেজ কোন দেশের নাগরিক ?
চার্লস ব্যবেজ কোন দেশের নাগরিক ?
........... 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.
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?
Which one of the following modulation scheme is supported by WiMAX?
Which one of the following modulation scheme is supported by WiMAX?
এনালগ এবং ডিজিটাল কম্পিউটরের বৈশিষ্টের সমন্বয় ঘটিয়ে তৈরি করা হয়েছে -
এনালগ এবং ডিজিটাল কম্পিউটরের বৈশিষ্টের সমন্বয় ঘটিয়ে তৈরি করা হয়েছে -
Richness is a key characteristic achieved by e-business which refers to:
Richness is a key characteristic achieved by e-business which refers to:
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.
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:
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.
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?
Which is not the Regional Internet Registers (RIR) of the following?
Which is not the Regional Internet Registers (RIR) of the following?
................... 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.
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 -
ডিজিটাল কম্পিউটারের কাজের ধরন কিরুপ ?
ডিজিটাল কম্পিউটারের কাজের ধরন কিরুপ ?
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.
To join the internet, the computer has to be connected to a
To join the internet, the computer has to be connected to a
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.
To determine demand for Internet services in a market, companies should survey:
To determine demand for Internet services in a market, companies should survey:
পুনঃপুন যোগের মাধ্যমে গুনের পদ্ধতি আবিষ্কার করেন কে ?
পুনঃপুন যোগের মাধ্যমে গুনের পদ্ধতি আবিষ্কার করেন কে ?
মাইক্রোপ্রসেসর অতি ছোট মাপের অতি অল্প আয়তন বিশিষ্ট--- এর তৈরি ।
মাইক্রোপ্রসেসর অতি ছোট মাপের অতি অল্প আয়তন বিশিষ্ট--- এর তৈরি ।
কম্পিউটার সফটওয়্যার জগতে নামকরা প্রতিষ্ঠান -
কম্পিউটার সফটওয়্যার জগতে নামকরা প্রতিষ্ঠান -
মাইক্রোসফট করপোরেশন কত সালে Visul BASIC এর প্রথম সংস্করন বাজারে ছাড়ে?
মাইক্রোসফট করপোরেশন কত সালে Visul BASIC এর প্রথম সংস্করন বাজারে ছাড়ে?
E-business actually stands for:
E-business actually stands for:
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?
Which would be the best description of e-commerce?
Which would be the best description of e-commerce?
Which is the most realistic relationship between e-commerce and e-business?
Which is the most realistic relationship between e-commerce and e-business?
__________ distributes the handoff decision process.
__________ distributes the handoff decision process.
সবচেয়ে শক্তিশালী কম্পিউটার হল -
সবচেয়ে শক্তিশালী কম্পিউটার হল -
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:
কম্পিউটারে প্রথম মাইক্রো-প্রসেসর ব্যবহৃত হয় কত সালে ?
কম্পিউটারে প্রথম মাইক্রো-প্রসেসর ব্যবহৃত হয় কত সালে ?
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.
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.
..................... are typically characterized by very small cells, especially in densely populated areas.
..................... are typically characterized by very small cells, especially in densely populated areas.
The PCS-1900 band extends from
The PCS-1900 band extends from
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
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.
Facebook belongs in which category of website?
Facebook belongs in which category of website?
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?
The basic GSM is based on ____________________ traffic channels.
The basic GSM is based on ____________________ traffic channels.
কম্পিউটারে কোনটি নেই ?
কম্পিউটারে কোনটি নেই ?
কম্পিউটার কে আবিষ্কার করেন ?
কম্পিউটার কে আবিষ্কার করেন ?
বর্তমানে কম্পিউটার জগতের কিংবদন্তি কে ?
বর্তমানে কম্পিউটার জগতের কিংবদন্তি কে ?
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.
কোন বিজ্ঞানী ১৬৩০ সালে প্রথম স্লাইডরুল তৈরি করেন ?
কোন বিজ্ঞানী ১৬৩০ সালে প্রথম স্লাইডরুল তৈরি করেন ?
কম্পিউটারের কয়টি প্রধান বৈশিষ্ট আছে ?
কম্পিউটারের কয়টি প্রধান বৈশিষ্ট আছে ?
বিশ্বের সর্বপ্রথম ইলেকট্রনিক কম্পিউটার-
বিশ্বের সর্বপ্রথম ইলেকট্রনিক কম্পিউটার-
Which protocol assigns IP address to the client connected in the internet?
Which protocol assigns IP address to the client connected in the internet?
Which of the following is a cost efficiency driver for e-business?
Which of the following is a cost efficiency driver for e-business?
Internet works on
Internet works on
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:
বিশ্বের প্রথম ও একমাত্র কম্পিউটার জাদুঘরটি অবস্থিত -
বিশ্বের প্রথম ও একমাত্র কম্পিউটার জাদুঘরটি অবস্থিত -
WiMAX uses the
WiMAX uses the
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
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.
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:
বর্তমান যুগকে বলা হয় -
বর্তমান যুগকে বলা হয় -
ISP exchanges internet traffic between their networks by
ISP exchanges internet traffic between their networks by
অত্যাধুনিক কম্পিউটারের দ্রুত অগ্রগতির মুলে রয়েছে -
অত্যাধুনিক কম্পিউটারের দ্রুত অগ্রগতির মুলে রয়েছে -
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:
কোন সালে মাইক্রোপ্রসেসর আবিষ্কৃত হয় ?
কোন সালে মাইক্রোপ্রসেসর আবিষ্কৃত হয় ?
What is internet?
What is internet?
WiMAX MAC layer provides an interface between
WiMAX MAC layer provides an interface between
কোন কম্পিউটার পরিমাপন পদ্ধতিতে কাজ করে ?
কোন কম্পিউটার পরিমাপন পদ্ধতিতে কাজ করে ?
WiMAX provides
WiMAX provides
পৃথিবীর প্রথম স্বয়ংক্রিয় গণনাযন্ত্রের নাম-
পৃথিবীর প্রথম স্বয়ংক্রিয় গণনাযন্ত্রের নাম-
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 ....................
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.
There are ____ basic types of handoff protocols
There are ____ basic types of handoff protocols
Which of the following is a competitiveness driver for e-business?
Which of the following is a competitiveness driver for e-business?
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.
বাংলাদেশে এ পর্যন্ত সুপার কম্পিউটার স্থাপিত হয়েছে কয়টি?
বাংলাদেশে এ পর্যন্ত সুপার কম্পিউটার স্থাপিত হয়েছে কয়টি?
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
