Information technology MCQs
Showing 50 questions (Total: 2310)
All the Banking ATMs accept-
Correct Answer:
D: both debit card and credit card
Explanation:
All the Banking ATMs accept- Correct Answer both debit card and credit card An automated teller machine (ATM) is an electronic banking outlet that allows customers to complete basic transactions without the aid of a branch representative or teller. Anyone with a credit card or debit card can access cash at most ATMs.
ATM stands for -
Correct Answer:
C: Automated Teller Machine
Which one is not an extension of compressed file ?
Correct Answer:
A: .bin
POST means -
Correct Answer:
D: None of the above
Explanation:
POST means - Correct Answer None of the above POST: Power On Self Test. কম্পিউটার স্টার্ট হওয়ার সময় BIOS কাজ করে। এটি BIOS এর প্রোগ্রামের একটি অংশ।
Which of the following cards can be used in POS terminal in order to pay for purchasing goods ?
Correct Answer:
A: Debit Card and Credit Card
Explanation:
Which of the following cards can be used in POS terminal in order to pay for purchasing goods ? Correct Answer Debit Card and Credit Card A debit card (also known as a bank card, plastic card or check card) is a plastic payment card that can be used instead of cash when making purchases. It is similar to a credit card, but unlike a credit card, the money is immediately transferred directly from the cardholder's bank account to pay for the transaction.
Which one is the database software?
Correct Answer:
B: ORACLE
Explanation:
Which one is the database software? Correct Answer ORACLE A database is an organized collection of data, generally stored and accessed electronically from a computer system. Where databases are more complex they are often developed using formal design and modeling techniques. Database software is a Oracle.
Which one is not a word processing software?
Correct Answer:
C: MS Excel
Explanation:
Which one is not a word processing software? Correct Answer MS Excel Microsoft Excel - এটিকে কেউ কেউ স্প্রেডশিট সফটওয়্যার বলে থাকেন। বিভিন্ন হিসাব সংক্রান্ত কাজের জন্য মাইক্রোসফট এক্সেল ব্যবহার করা হয়। MS WORD, WordPerfect এবং WordStar - এই তিনটিই Word Processing Software.
নিচের কোনটি একটি এন্টিভাইরাস সফটওয়্যার ?
Correct Answer:
গ: সিমেন্টেক
Explanation:
নিচের কোনটি একটি এন্টিভাইরাস সফটওয়্যার ? সঠিক উত্তর সিমেন্টেক অ্যান্টিভাইরাস বলতে সাধারণভাবে কম্পিউটারের ভাইরাস রোধ করার জন্য ব্যবহৃত একধরনের প্রোগ্রাম যা কম্পিউটারের সংরক্ষণ এলাকা বা হার্ডডিস্ক বা যে কোন রিমুভেবল ডিস্ক হতে ভাইরাস সনাক্তকরন, প্রতিরোধ ও প্রতিকার করতে পারে।
What is a 'Laptop' ?
Correct Answer:
D: Small Computer
CD-ROM stand for -
Correct Answer:
C: Compact Disk Read Only Memory
Explanation:
CD-ROM stand for - Correct Answer Compact Disk Read Only Memory CD - ROM, abbreviation of compact disc read - only memory, type of computer memory in the form of a compact disc that is read by optical means. A CD - ROM drive uses a low - power laser beam to read digitized (binary) data that has been encoded in the form of tiny pits on an optical disk.
An example of an electronic spread sheet package is -
Correct Answer:
D: Microsoft Excel
Explanation:
An example of an electronic spread sheet package is - Correct Answer Microsoft Excel The first electronic spreadsheet for microcomputers was VisiCalc. Examples of such spreadsheets are 1 - 2 - 3 from Lotus, Microsoft's Excel, and Borland's Quattro. In this course, we use Microsoft Excel.
The most distinctive difference between a LAN and a WAN is -
Correct Answer:
A: Distance Covered
Explanation:
The most distinctive difference between a LAN and a WAN is - Correct Answer Distance Covered LAN সাধারণত অনেক কম এরিয়া জুড়ে ডিজাইন করা হয়। অন্যদিকে WAN অনেক বড় জায়গা জুড়ে, কোন কোন ক্ষেত্রে দুইটি আলাদা দেশের মধ্যেও থাকতে পারে। অর্থাৎ Geographic area বিবেচনায় LAN ছোট এবং WAN এর আকার বড়। Speed এর ব্যাপারে LAN সাধারণত Mbps থেকে Gbps Range এর হয়। অন্যদিকে WAN kbps থেকে সর্বোচ্চ Mbps পর্যন্ত হয়। এখানে Speed এর exact number বলা সম্ভব নয় কারণ তা ওঠা - নামা করে। পাশাপাশি, নেটওয়ার্ক ডিজাইনের উপরে এবং আরও বিভিন্ন বিষয়ের উপর নির্ভর করে।
The World Wide Web is part of the -
Correct Answer:
D: internet
Explanation:
The World Wide Web is part of the - Correct Answer internet The World Wide Web (WWW), commonly known as the Web, is an information system where documents and other web resources are identified by Uniform Resource Locators (URLs, such as https://example.com/ ), which may be interlinked by hypertext, and are accessible over the Internet.
The application that allows millions of people to access the World Wide Web daily is called a Web -
Correct Answer:
D: Browser
Explanation:
The application that allows millions of people to access the World Wide Web daily is called a Web - Correct Answer Browser ইন্টারনেট ব্যবহারের ক্ষেত্রে যত ধরনের অ্যাপ্লিকেশন প্রোগ্রাম (Software) আছে, তার বেশিরভাগই ওয়েব ব্রাউজার। অর্থাৎ ইন্টারনেট ব্যবহারের ক্ষেত্রে ওয়েব ব্রাউজার অবশ্যই ব্যবহার করতে হবে। এ ছাড়া ইন্টারনেট ব্যবহারের ক্ষেত্রে মডেম, রাউটার, সুইচ, ফায়ারওয়াল, NAT - এসকল হার্ডওয়্যার ব্যবহার করতে হয়।
The most common storage media are
Correct Answer:
B: Disks and tape
Explanation:
The most common storage media are Correct Answer Disks and tape বিভিন্ন Storage ডিভাইসের মধ্যে Pen drive, CD, DVD, Tape Recorder, Hard Disk drive, Solid State Drive (SSD) উল্লেখযোগ্য। Storage capacity: Pen drive - 8/16/32 Gigabyte and more CD - 700 Megabyte. DVD - 4.7 Gigabyte (in general). Maximum: 17.08 GB (double - sided, double - layer) HDD/SSD - 1 Terabyte, 2 Terabyte etc. Hard disk drive এর মতো SSD তে Rotating Disk নেই, বরং NAND flash microchip আছে। তাই, Hard Disk এর তুলনায় SSD অনেক Fast.
Which of the following is an input device ?
Correct Answer:
D: Keyboard
Explanation:
Which of the following is an input device ? Correct Answer Keyboard Demonstratives are words, such as this(these)and that(those), used to indicate which entities are being referred to and to distinguish those entities from others.
Questionnaires and many standardized tests use ___ technology to input the data.
Correct Answer:
A: OMR
Explanation:
Questionnaires and many standardized tests use ___ technology to input the data. Correct Answer OMR POS: point - of - sale. Card এর মাধ্যমে payment করার জন্য বিভিন্ন রিটেইল শপে POS মেশিন ব্যবহার করা হয়। OMR: Optical Mark Recognition. Human marked data Analysis করার জন্য সাধারণত বিভিন্ন Survey এবং পরীক্ষায় এই Technology ব্যবহার করা হয়। OCR: Optical Character Recognition. বিভিন্ন typed, handwritten or printed text কে machine - encoded text এ রূপান্তর করার জন্য এর ব্যবহার করা হয়। MICR: Magnetic Ink Character Recognition. To verify the originality of paper documents. ব্যাংকের বিভিন্ন Document verify করার জন্য এই Technology ব্যবহার করা হয়। অনেক ব্যাংক বর্তমানে MICR cheque সেবা প্রদান করে।
Which of the following is not an example of secondary storage device ?
Correct Answer:
B: RAM
Explanation:
Which of the following is not an example of secondary storage device ? Correct Answer RAM die of : to die because of (something) My uncle died of cancer.
Which of the following is an advantage of computers ?
Correct Answer:
B: Store massive amount of data
Explanation:
Which of the following is an advantage of computers ? Correct Answer Store massive amount of data One of the most useful advantages of computers is able to store and access vast amounts of data, which can be retrieved in the future. Also, you can store movies, pictures, songs digitally, and documents on the computer, and can quickly find data accordingly and share information between devices.
Which of the following cannot be done using e-mail ?
Correct Answer:
B: Copy files from a remote computer
Explanation:
Which of the following cannot be done using e-mail ? Correct Answer Copy files from a remote computer প্রশ্নে উল্লেখিত বিষয়টি Email এর সাথে সম্পর্কিত। প্রশ্নের উত্তর হিসেবে Copy files from a remote computer যুক্তিযুক্ত। কম্পিউটারে Remotely বা দূরবর্তী কোন স্থান থেকে কাজ করার জন্য বিভিন্ন ধরনের সফটওয়্যার রয়েছে তার মধ্যে উল্লেখযোগ্য সফটওয়্যার হলঃ TeamViewer, Chrome Remote Desktop, Remote PC etc. Email এর মাধ্যমে এই কাজটি করা সম্ভব নয়।
Which one of the following is an example of optical storage device ?
Correct Answer:
A: CD Drive
Explanation:
Which one of the following is an example of optical storage device ? Correct Answer CD Drive Optical Storage Devices are CDs, DVDsPrimary Storage Memory: RAMSecondary Storage Memory: ROM
An entry in a spread sheet like = A4+A5+A6+A7 is an example of a :
Correct Answer:
D: formula
Explanation:
An entry in a spread sheet like = A4+A5+A6+A7 is an example of a : Correct Answer formula এটি মাইক্রোসফট এক্সেল (Microsoft Excel) এর একটি ফর্মুলা। Formula লেখার জন্য সমান ( = ) চিহ্ন ব্যবহার করে তারপর সংশ্লিষ্ট সমীকরণ লিখতে হয়। প্রশ্নে উল্লেখিত সমীকরণ দ্বারা A কলামের চারটি row এর মানের যোগফল নির্দেশ করে।
The term ___ describes the process of revising a document .
Correct Answer:
A: editing
Explanation:
The term ___ describes the process of revising a document . Correct Answer editing প্রশ্নে উল্লেখিত বিষয়টি Computer system এর জন্য অত্যন্ত সাধারণ একটি বিষয়। যদি কোন File শুধুমাত্র পড়ার উদ্দেশ্যে ব্যবহার করা হয় তবে “Read” অপশন ব্যবহার করা হয়। File পরিবর্তন করতে হলে “Write” অপশন ব্যবহার করতে হয়। প্রশ্নের উত্তরের খাতিরে Write কথাটির পরিবর্তে Edit অপশনটি ব্যবহার করা যেতে পারে।
Programming errors detected by the language translator are called __ errors .
Correct Answer:
D: syntax
Explanation:
Programming errors detected by the language translator are called __ errors . Correct Answer syntax Syntax is the order or arrangement of words and phrases to form proper sentences. The most basic syntax follows a subject + verb + direct object formula. That is, "Jillian hit the ball." Syntax allows us to understand that we wouldn't write, "Hit Jillian the ball." Man hiking in the Andes as syntax in writing examples.
The connection between your computer at home and your local ISP is called-
Correct Answer:
A: The last mile
Which of the following is a Word Processing Program ?
Correct Answer:
A: MS Word
Explanation:
Which of the following is a Word Processing Program ? Correct Answer MS Word একটি বিন্দু দিয়ে অসংখ্য বৃত্ত অঙ্কন করা যায়। দুটি বিন্দু দিয়ে অসংখ্য বৃত্ত অঙ্কন করা যায়। তিনটি অসমরেখ বিন্দু দিয়ে একটি মাত্র বৃত্ত অঙ্কন করা যায়।
Which of the following is Antivirus Software ?
Correct Answer:
B: Norton
Explanation:
Which of the following is Antivirus Software ? Correct Answer Norton Discrete means individually separate and distinct. So, orderly is opposite to this.
Which one of the following is called the Brain of the Computer ?
Correct Answer:
B: CPU
Explanation:
Which one of the following is called the Brain of the Computer ? Correct Answer CPU ১ থেকে যেকোন সংখ্যা পর্যন্ত খুব সহজে যোগফল বের করতে আপনি এই নিয়মটি অনুসরণ করতে পারেন: = n * ( n + 1) / 2 এখানে n হলো যত সংখ্যা পর্যন্ত আপনি যোগ বের করতে চাচ্ছেন সে সংখ্যাটি। উদাহরণ 1 থেকে 100 পর্যন্ত সংখ্যার যোগফল হবে = 100 * (100 + 1) / 2 = 50 * 101 = 5050
Pixel of a color monitor consists of 3 color dots. The colors are -
Correct Answer:
A: red, green, blue
Explanation:
Pixel of a color monitor consists of 3 color dots. The colors are - Correct Answer red, green, blue A monitor or TV screen generates three colors of light (red, green, and blue) and the different colors we see are due to different combinations and intensities of these three primary colors. Each pixel on a computer screen is composed of three small dots of compounds called phosphors surrounded by a black mask.
Data transfer rate of a Dial-up Modem is measured in -
Correct Answer:
B: Kbps
Explanation:
Data transfer rate of a Dial-up Modem is measured in - Correct Answer Kbps ডায়েল আপ মডেম এ kbps rate এ ডেটা স্পিড মাপা হয়।
Which of the following components has the highest failure risk ?
Correct Answer:
D: RAM
Explanation:
Which of the following components has the highest failure risk ? Correct Answer RAM RAM স্টোরেজটি অস্থায়ী হয়, তবে ROM এ সংরক্ষণ স্থায়ী হয়।
Maximum number of rows in an Excel sheet are -
Correct Answer:
A: 65536
Explanation:
Maximum number of rows in an Excel sheet are - Correct Answer 65536 Excel Sheet এ 2^16 = 65,536 টি row থাকে
Which Memory device has highest speed of access ?
Correct Answer:
B: Cache
Explanation:
Which Memory device has highest speed of access ? Correct Answer Cache This cache consists of 16K for instructions and 16K for data. This cache provides the highest information access speeds available.
Disk De-fragmentation is used to-
Correct Answer:
B: rearrange files in a disk
Explanation:
Disk De-fragmentation is used to- Correct Answer rearrange files in a disk The process of defragmentation moves the data blocks on the hard drive around to bring all the parts of a file together. Defragmentation reduces file system fragmentation, increasing the efficiency of data retrieval and thereby improving the overall performance of the computer.
Anti-virus software is a (an) -
Correct Answer:
C: utility software
Explanation:
Anti-virus software is a (an) - Correct Answer utility software Antivirus is a kind of software used to prevent, scan, detect and delete viruses from a computer. Once installed, most antivirus software runs automatically in the background to provide real - time protection against virus attacks. Comprehensive virus protection programs help protect your files and hardware from malware such as worms, Trojan horses and spyware, and may also offer additional protection such as customizable firewalls and website blocking
BIOS is a -
Correct Answer:
B: Software
Explanation:
BIOS is a - Correct Answer Software In computing, BIOS an acronym for Basic Input/Output System and also known as the System BIOS, ROM BIOS or PC BIOS) is firmware used to perform hardware initialization during the booting process (power - on startup), and to provide runtime services for operating systems and programs. The BIOS firmware comes pre - installed on a personal computer's system board, and it is the first software to run when powered on. The name originates from the Basic Input/Output System used in the CP/M operating system in 1975.
Which Protocol is used for the Internet access ?
Correct Answer:
A: TCP/IP
Explanation:
Which Protocol is used for the Internet access ? Correct Answer TCP/IP TCP/ IP is a set a protocol in Computer Networking. TCP Mean Transmission Control Protocol and IP Mean Internet Protocol. On the other hands the given another three options are not Protocol. So TCP/ IP is the correct Answer.
A CD-ROM drive is labeled with 52x, Here 52X is a measurement of -
Correct Answer:
A: data transfer rate
Explanation:
A CD-ROM drive is labeled with 52x, Here 52X is a measurement of - Correct Answer data transfer rate The data transfer rate (DTR) is the amount of digital data that is moved from one place to another in a given time. The data transfer rate can be viewed as the speed of travel of a given amount of data from one place to another.
UPS stands for -
Correct Answer:
B: Uninterruptible power supply
Explanation:
UPS stands for - Correct Answer Uninterruptible power supply An uninterruptible power supply or uninterruptible power source (UPS) is an electrical apparatus that provides emergency power to a load when the input power source or mains power fails. A UPS differs from an auxiliary or emergency power system or standby generator in that it will provide near - instantaneous protection from input power interruptions, by supplying energy stored in batteries, supercapacitors, or flywheels. The on - battery run - time of most uninterruptible power sources is relatively short (only a few minutes) but sufficient to start a standby power source or properly shut down the protected equipment. It is a type of continual power system.
which one is not an e-mail software ?
Correct Answer:
C: Colypso
Explanation:
which one is not an e-mail software ? Correct Answer Colypso Calypso (Calypso Technology, Inc.) is a software application provider specializing in Capital Markets,
In MS-Word application package, you can produce same letter for different persons by using -
Correct Answer:
A: mail merge
Explanation:
In MS-Word application package, you can produce same letter for different persons by using - Correct Answer mail merge যদি কোন একটি Common মেইল একাধিক ব্যক্তিকে পাঠাতে হয় সেক্ষেত্রে ঠিকানা, নাম প্রভৃতি বিষয় গুলো অর্থাৎ সামান্য পরিবর্তনগুলো Automatically করার জন্য আমরা মেইল মার্জ ব্যবহার করতে পারি। এই সুবিধা মাইক্রোসফট ওয়ার্ডে পাওয়া যায়।
Which one is not a picture file extension ?
Correct Answer:
A: .gps
Explanation:
Which one is not a picture file extension ? Correct Answer .gps Image সংক্রান্ত কিছু ফাইলঃ jpeg, GIF, PNG, bmp ইত্যাদি। Document সংক্রান্ত কিছু ফাইলঃ doc, pdf, XML ইত্যাদি। .gps নামে কোন Image File Extension নেই।
Which of the following indicates the code top level domain of Bangladesh ?
Correct Answer:
A: .bd
Explanation:
Which of the following indicates the code top level domain of Bangladesh ? Correct Answer .bd ডোমেইন হলো এমন একটি ব্যবস্থা যা একটি ওয়েবসাইট খুঁজে পাওয়ার জন্য ব্যবহার করা হয়। কোন দেশের নামের ক্ষেত্রে সেই দেশের সংক্ষিপ্ত রূপ। যেমনঃ .bd (Bangladesh), .in (India), .uk (United Kingdom) ইত্যাদি। কমার্শিয়াল (Commercial) প্রতিষ্ঠান জন্য .com শিক্ষাসংক্রান্ত কোনো প্রতিষ্ঠানের ক্ষেত্রেঃ .edu কোন প্রতিষ্ঠানের জন্য (সাধারণত অলাভজনক) .org সামরিক বাহিনীর জন্য .mil Document সংক্রান্ত কিছু ফাইলঃ doc, pdf, XML ইত্যাদি।
Which one is not an Internet Search Engine ?
Correct Answer:
C: Alta Vista
Explanation:
Which one is not an Internet Search Engine ? Correct Answer Alta Vista A search engine is a software system that is designed to carry out web searches (Internet searches), which means to search the World Wide Web in a systematic way for particular information specified in a textual web search query. The search results are generally presented in a line of results, often referred to as search engine results pages (SERPs) The information may be a mix of links to web pages, images, videos, infographics, articles, research papers, and other types of files. Some search engines also mine data available in databases or open directories. Unlike web directories, which are maintained only by human editors, search engines also maintain real - time information by running an algorithm on a web crawler. Alta vilta is not a search engines.
If you format a disk then -
Correct Answer:
D: everything will be lost
Explanation:
If you format a disk then - Correct Answer everything will be lost When you format a hard drive, the operating system loses its ability to reference the data on the disk. Until the particular drive sectors are overwritten, there is still a chance to recover a formatted hard drive. The files and data are still there, but just cannot be accessed by your operating system.
The "add or remove programs" utility can be found in --
Correct Answer:
D: Control Panel
Explanation:
The "add or remove programs" utility can be found in -- Correct Answer Control Panel The Control Panel is a component of Microsoft Windows that provides the ability to view and change system settings. It consists of a set of applets that include adding or removing hardware and software, controlling user accounts, changing accessibility options, and accessing networking settings. Normal 0 false false false EN - US X - NONE BN /* Style Definitions */ table.MsoNormalTable {mso - style - name:"Table Normal"; mso - tstyle - rowband - size:0; mso - tstyle - colband - size:0; mso - style - noshow:yes; mso - style - priority:99; mso - style - qformat:yes; mso - style - parent:""; mso - padding - alt:0in 5.4pt 0in 5.4pt; mso - para - margin - top:0in; mso - para - margin - right:0in; mso - para - margin - bottom:10.0pt; mso - para - margin - left:0in; line - height:115%; mso - pagination:widow - orphan; font - size:11.0pt; mso - bidi - font - size:14.0pt; font - family:"Calibri","sans - serif"; mso - ascii - font - family:Calibri; mso - ascii - theme - font:minor - latin; mso - fareast - font - family:"Times New Roman"; mso - fareast - theme - font:minor - fareast; mso - hansi - font - family:Calibri; mso - hansi - theme - font:minor - latin; mso - bidi - font - family:Vrinda; mso - bidi - theme - font:minor - bidi;}
RAM in Computer stands for ---
Correct Answer:
C: Random Access Memory
Explanation:
RAM in Computer stands for --- Correct Answer Random Access Memory RAM (Random Access Memory) is a volatile memory.It’s a primary memory of computer.
Which of the following is not an output device ?
Correct Answer:
A: Scanner
Explanation:
Which of the following is not an output device ? Correct Answer Scanner স্ক্যানার (scanner) কোন ছবি বা লেখা হুবহু ডিজিটাল ডেটায় বা কম্পিউটারে সংরক্ষণের জন্য ব্যবহৃত যন্ত্র। বর্তমানে ডিজিটাল ক্যামেরা আসার পূর্বে ছাপা কোন তর্থ কম্পিউটারে সংরক্ষণের এটি ছিল একমাত্র সমাধান। আর scanner হলো একটি ইনপুট ডিভাইস।
In MS Word , pressing CTRL + S will result in :
Correct Answer:
A: saving the document
Explanation:
In MS Word , pressing CTRL + S will result in : Correct Answer saving the document MS Word এ CTRL + S হলো ডকুমেন্টকে কোনো ফাইলে সংরক্ষণ করা এবং সংরক্ষিত ফাইলটি যে কোনো সময় ব্যবহার করার সুবিধা।
Which of the following is not an anti-virus software ?
Correct Answer:
D: Win-pro
Explanation:
Which of the following is not an anti-virus software ? Correct Answer Win-pro উল্লেখিত অপশনগুলোর মধ্যে (d) ব্যতীত সবকয়টি । সুতরাং সঠিক উত্তর Win - pro।