All Examination Questions
4G Technology
4G Technology is an up & coming technology , 4G stands for fourth generation data download speeds , 4G LTE is the 4th generation wireless mobile modern, With high
| Subject: Peripheral and Interfacing |
| Exam: Bangladesh Technical Education Board |
A satellite is an object in space that orbits or circles around a bigger object. There are two kinds of satellites: natural (such as the moon orbiting the Earth) or artificial (such as the
| Subject: Computer and Network Security |
| Exam: Bangladesh Technical Education Board |
In order for a computer to successfully boot, it's BIOS, operating system and hardware components must all be working properly; failure of any one of these three elements will likely resul
| Subject: Computer Organizations and Architecture |
| Exam: Ministry of Economic and Business Affairs |
Key Differences Between Data and Information
The points given below are substantial, so far as the difference between data and information is concerned:
Raw facts gathered
| Subject: Data Communication |
| Exam: Ministry of Economic and Business Affairs |
A binary digit, or bit, is the smallest unit of information in a computer. It is used for strong information and has a value of true/false, or on/off. An individual bit has a value of eith
| Subject: Digital Logic and Design |
| Exam: Ministry of Economic and Business Affairs |
A binary digit, or bit, is the smallest unit of information in a computer. It is used for strong information and has a value of true/false, or on/off. An individual bit has a value of eith
| Subject: Digital Logic and Design |
| Exam: Ministry of Economic and Business Affairs |
Union Information and Service Centers (UISC) are newly established one-stop service outlets operating at all 4,547 Union Parishads (UP, lowest tier of local government) of the country.
| Subject: Introduction to Computer System |
| Exam: Ministry of Economic and Business Affairs |
Arithmetic/ Logic Unit
Contains the electronic circuitry necessary to perform arithmetic and logical operations on data
Memory
Int
| Subject: Introduction to Computer System |
| Exam: Ministry of Economic and Business Affairs |
The Bangladeshi government's Digital Bangladesh initiative not only looks to transform the country into a modern, knowledge-based society by 2021, but also establish the South Asian nation
| Subject: Digital Marketing |
| Exam: Ministry of Economic and Business Affairs |
Different between Operating System and Application Software
The Operating System is the System Software that makes the Computer work. We can say that an Operating System (OS) is So
| Subject: Operating System |
| Exam: Ministry of Economic and Business Affairs |
McAfee
Norton Antivirus
Panda
Bitdefender Internet Security
Kaspersky Internet Security
| Subject: Software Engineering |
| Exam: Ministry of Economic and Business Affairs |
BCC
BCC stands for " blind carbon copy". When used in an email, it means that the sender is transmitting a copy of the email to an individual who is not identified in the message.
| Subject: Email Marketing |
| Exam: Ministry of Economic and Business Affairs |
A chipset is a group of integrated circuits (microchips) that can be used together to serve a single function and are therefore manufactured and sold as a unit. For example, one chipset mi
| Subject: Computer Organizations and Architecture |
| Exam: Ministry of Housing and Public Works |
A frontside bus is a communication interface that serves as the main link between the CPU and system memory and other parts of the chipset and motherboard. It was actively used in computer
| Subject: Computer Organizations and Architecture |
| Exam: Ministry of Housing and Public Works |
Biometric screening are a series of health tests designed to offer insight into your employee's overall health. Currently, the wellness industry thinks of biometric screenings as nec
| Subject: Computer Organizations and Architecture |
| Exam: Ministry of Housing and Public Works |
Cache memory, also called CPU memory, is high-speed static random access memory (SRAM) that a computer microprocessor can access more quickly than it can access regular random access memor
| Subject: Computer Organizations and Architecture |
| Exam: Ministry of Housing and Public Works |
A webcam is a small digital video camera directly or indirectly connected to a computer or a computer network.
Webcams come with software that needs to be installed on the computer
| Subject: Computer Organizations and Architecture |
| Exam: Ministry of Housing and Public Works |
Portable
Portability means software's can works on different types of hardware's same way. Linux kernel and application programs support theirinstallation on a
| Subject: Operating System |
| Exam: Ministry of Housing and Public Works |
Software piracy is the stealing of legally protected software. Under copyright law, software piracy occurs when copyright protected software is copied, distributed, modified or sold. Softw
| Subject: Operating System |
| Exam: Ministry of Housing and Public Works |
Definition: Freeware is software that is accessible at no expense and is a typical class of little applications accessible for downloading and utilize in many operating systems. Sin
| Subject: Operating System |
| Exam: Ministry of Housing and Public Works |
The main advantage of Open Source is that it is generally free and you do not have to pay for using it. This saves a lot of money for big corporations and even for ordinary users. Most lic
| Subject: Operating System |
| Exam: Ministry of Housing and Public Works |
A network address is any logical or physical address that uniquely distinguishes a network node or device over a computer or telecommunications network. It is a numeric/symbolic number or
| Subject: Computer Network |
| Exam: Ministry of Housing and Public Works |
Spider:
A program that automatically fetches web pages. Spiders are used to feed pages to search engines. It's called a spider because it crawls over the web. Anot
| Subject: Web Engineering |
| Exam: Ministry of Housing and Public Works |
Cyberspace refers to the virtual computer world, and more specifically, is an electronic "medium used to form a global computer network to faciliteonline communication. It is a large
| Subject: Web Engineering |
| Exam: Ministry of Housing and Public Works |
Hypermedia is an extension to what is known as hypertext, or the ability to open new web pages by clicking text links on a web browser. hypermedia extends upon this by allowing the user to
| Subject: Web Engineering |
| Exam: Ministry of Housing and Public Works |
ï‚· Re-usability:As Classes form the basic framework, they can be re-used; Structs, however, are individual elements with specific properties, s
| Subject: Object Oriented Programming |
| Exam: Ministry of Housing and Public Works |
Polymorphism is an object-oriented programming concept that refers to the ability of a variable, function or object to take on multiple forms. A language that features polymorphism allows
| Subject: Object Oriented Programming |
| Exam: Ministry of Housing and Public Works |
Primary Keys
In order for a table to qualify as a relational table it must have a primary key.
Theprimary keyconsists of one or more columns wh
| Subject: Database Management System |
| Exam: Ministry of Housing and Public Works |
Records
Data is stored in records. A record is composed of fields and contains all the data about one particular person, company, or item in a database. In this da
| Subject: Database Management System |
| Exam: Ministry of Housing and Public Works |
Morphing and tweening are two techniques of effecting changes in an object and its motion.
Morphing refers to the procedure where one face changes into totally different f
| Subject: Introduction to Computer System |
| Exam: Ministry of Housing and Public Works |
Thedefinition of virtual realitycomes, naturally, from the definitions for both ‘virtual’ and ‘reality’. The definition of ‘virtual’ is near
| Subject: Computer Network |
| Exam: Ministry of Housing and Public Works |
A data structure is a specializedformatfor organizing and storingdata. General data structure types include thearray, thefile, therecord, thetable
| Subject: Database Management System |
| Exam: Ministry of Housing and Public Works |
A database is a collection of information organized to provide efficient retrieval. The collected information could be in any number of formats (electronic, printed, graphics, audio, stati
| Subject: Database Management System |
| Exam: Ministry of Housing and Public Works |
An operating system (OS), in its most general sense, is software that allows a user to run other applications on a computing device. While it is possible for a software application to inte
| Subject: Computer and Network Security |
| Exam: Ministry of Housing and Public Works |
A network topology isthearrangement of a network, including its nodes and connecting lines. There are two ways of defining network geometry: the physical topology and the
| Subject: Computer Network |
| Exam: Ministry of Housing and Public Works |
Bubble Sort is the simplest sorting algorithm that works by repeatedly swapping the adjacent elements if they are in wrong order.
Suppose the data is 11 15 2 13 6
Pass1:- 1
| Subject: Algorithm Design |
| Exam: Ministry of Economic and Business Affairs |
IPv4 has 32-bit address length whereas IPv6 has 128-bit address length.
IPv4 addresses represent the binary numbers in decimals. On the other hand, IPv6 addresses express binary nu
| Subject: Computer Network |
| Exam: Ministry of Housing and Public Works |
A-255.0.0.0...............Host=16,777,214(224 -2)
B-255.255.0.0............Host=65,534(216 -2)
C-255.255.255.0.........Host=254(28 -2)
| Subject: Computer Network |
| Exam: Ministry of Housing and Public Works |
functions or characteristics ofarithmetic logic Unit are:
Arithmetic Logic Unit (ALU) performs all the task ofal and arithmetic operations
| Subject: Introduction to Computer System |
| Exam: Ministry of Housing and Public Works |
Uniform Resource Locator(URL)
File Transfer Protocol(FTP)
American Standard Code for Information Interchange.
| Subject: Web Engineering |
| Exam: Multiple Ministries |
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