Explanation:

'সূর্য' --এর প্রতিশব্দ কোনটি? সঠিক উত্তর সবিতা সূর্যের প্রতিশব্দ> রবি, সবিতা,দিবাকর, দিনমনি, দিননাথ, দিবাবসু, অর্ক,ভানু, তপন, আদিত্য, ভাস্কর, মার্তণ্ড, অংশু, প্রভাকর, কিরণমালী, অরুণ, মিহির

Explanation:

এক কথায় প্রকাশ করুন : 'নূপুরের ধ্বনি'-- সঠিক উত্তর নিক্বণ নূপুরের শব্দ—নিক্বণ। কোকিলের স্বর—কুহু ।

Explanation:

The average of 5 positive integers is 60. If the average of 3 of these integers is 67, what is the greatest possible value that one of the other two integers can have? Correct Answer 98 Sum of three numbers = 67 × 3 = 201 So, if the other two integers are x and y ( 201 + x + y) / 5 = 60 x + y = 99

Explanation:

which of the following fractions is smaller than 8/9 and greater than 2/5? Correct Answer 3/7 X + y + z = x + 3x + 2y = x + 3x + 2 × 3x = 10x

Explanation:

Some marbles are divided between two brothers, Lipu and Tipu in a ratio of 15.8 and the difference in the number of marbles they get is 14. How many marbles did Tipu get? Correct Answer 16 15x - 8x = 14 x = 2 8x = 16

Explanation:

Arif incurred a loss of 25% by selling a used mobile phone set at taka 1500. How much could he gain/lose by selling it at 2,200 taka? Correct Answer 10% gain Arifs buying price was ( 100×1500)/75 = 2000 Now, (2200 - 2000) = 200 So he will gain = ( 200×100)/ 2000 = 10%

Explanation:

If r=3z and 9z=6y, then r=? Correct Answer 2y Here, 9z = 6y 3z = 2y Now, r = 3z r = 2y

Explanation:

Which of the following countries is in the top position in terms of exporting ready made garments? Correct Answer China For many years, China has retained its position as the largest clothing exporter in the world, but this could change in years to come.

Explanation:

In which city of the United States of America is the Wall Street located? Correct Answer New York Wall Street is an eight - block - long street running roughly northwest to southeast from Broadway to South Street, at the East River, in the Financial District of Lower Manhattan in New York City.

Explanation:

A two-digit number has 6 in its unit digit. The sum of its digits is one-fourth of the number itself. What is the number? Correct Answer 36 Let the number be 10x + 6 (10x + 6) /4 = x + 6 10x + 6 = 4x + 24 6x = 18 x = 3 The number be ( 10×3 + 6) = 36

Explanation:

On which date the national flag of Bangladesh was upheld first? Correct Answer March 2, 1971 On 2 March 1971, the initial version of the flag was hoisted in Bangladesh for the first time at the Dhaka University. As the Vice President of Dhaka University Students' Union (DUCSU), student leader A. S. M. Abdur Rab hoisted the flag.

Explanation:

In which country was the Commonwealth Heads of Government Meeting 2011 held? Correct Answer Australia The Commonwealth Heads of Government Meeting 2011, commonly known as CHOGM 2011, was the twenty - second Meeting of the Heads of Government of the Commonwealth of Nations. Held in Perth, Western Australia, between 28 and 30 October 2011 and hosted by the Prime Minister Julia Gillard.

Explanation:

All the logical and mathematical calculations done by the computer happen in/on the ---- Correct Answer CPU All of the logic and mathematical calculations done by the computer happen on the central processing unit,CPU.

Explanation:

A person who uses his or her expertise to gain access to other people's computers to get information illegally or do damage is called a --- Correct Answer Hacker The term hacker may refer to anyone with technical skills, but it often refers to a person who uses his or her abilities to gain unauthorized access to systems or networks in order to commit crimes.

Explanation:

Computer software includes which of the following? Correct Answer All of these কম্পিউটার সফটওয়্যারকে দুইভাবে ভাগ করা যায়। 1. System softwear, 2. Application softwear. 1. System softwear:  a) Operating systems: windows 95, windows vista, windows 7,8,10 etc.  b) Device driver c) Utility program: Disk defragmentation, File handler, Anti - virus softwear, Library program etc.   2. Application software:  It has two types. customized and package softwear

Explanation:

Parvez has a total of four balls in his pocket of which two are two are white. If he randomly picks one ball out of his pocket what is the probability that he will pick a red ball? Correct Answer 50% Probability = 2/4 ×100 = 50%

Explanation:

Main memory works in conjunction with which of the following? Correct Answer CPU Main memory works in conjunction with CPU. Main memory refers to physical memory that is internal to the computer. The word main is used to distinguish it from external mass storage devices such as disk drives. Other terms used to mean main memory include RAM and primary storage.

Explanation:

The process of transferring files from a computer on the Internet to your computer is called --- Correct Answer FTP The process of transferring files from a computer on the Internet to your computer is called downloading

Explanation:

Which of the following are required to connect your computer to the Internet? Correct Answer Telephone line, Modem, and an ISP To connect to the Internet and other computers on a network, a computer must have a NIC (network interface card) installed. A network cable plugged into the NIC on one end and plugged into a cable modem, DSL modem, router, or switch can allow a computer to access the Internet and connect to other computers.

Explanation:

1 KB = how many bytes? Correct Answer 1024 Bit mean 0 or 1. 8 bits = 1 byte 1 x 1024 bytes = 1 KB (kilo bytes) 1 × 1024 kb = 1 mb 1 × 1024 mb = 1 gb 1 × 1024 gb = 1 tb.

Explanation:

Which one of the following is true about firewalls? Correct Answer All of these Firewalls are filters network traffic which follows a set of rules and can either be used as hardware or software device. They are often categorized as network or host - based firewalls. Network firewall filter traffic between two or more networks while host networks run on host computers. Firewall is a network security system designed to prevent unauthorized access to or from private network. Network firewalls are used to prevent unauthorized internet users from accessing the private network especially intranets.

Explanation:

In a computer, after the booting process which file executes automatically? Correct Answer autoexec.bat After booting process autoexec. bat file executes automatically.

Explanation:

Which one of the following is read only memory storage device? Correct Answer CD-ROM A CD - ROM is a pre - pressed optical compact disc that contains data. Computers can read—but not write to or erase—CD - ROMs, i.e. it is a type of read - only memory.

Explanation:

Which one of the following commands can be used to recreate a storage disk's tracks and sectors? Correct Answer FORMAT FORMAT command can be used to recreate the disk's tracks and sectors. The format command is only useful from within Windows if you're formatting a partition that can be shut down, or in other words, one that isn't currently dealing with locked files

Explanation:

Which one of the following devices is specially designed to forward packets over the internet to specific ports based on the packet's address? Correct Answer Switching hub Switching hub devices is specially designed to forward packets to specific ports based on the packet's address.

Explanation:

In MS Excel, which one of the following a cell cannot contain? Correct Answer Formula In MS Excle formula are using for counting for data that writtent at cell. So correct answer is FORMULA

Explanation:

In a computer, which one of the following devices is capable of storing only a single bit? Correct Answer Flip-flop A flip flop is an electronic circuit with two stable states that can be used to store binary data. The stored data can be changed by applying varying inputs.

Explanation:

Which one of the following is the first calculating device? Correct Answer Abacus The earliest recorded calculating device is the abacus. Used as a simple computing device for performing arithmetic, the abacus most likely appeared first in Babylonia (now Iraq) over 5000 years ago.

Explanation:

For which of the following purposes spreadsheets cannot be used? Correct Answer Trigonometric calculations Trigonometric calculations কথাটির অর্থ হল ত্রিকোণমিতিক সমীকরণ হিসাবকরণ যা MS Excel - এ করার কোনো সুযোগ নেই। Simple database management, Loan Calculations, Budget ইত্যাদি হিসাব সংক্রান্ত বিভিন্ন কাজ করার জন্য এক্সেল ব্যবহৃত হয়।

Explanation:

Which one of the following companies is a leading manufacturer of Hard Disk Drives? Correct Answer Seagate Segate is the company which is leader in manufacture of hard disk drives. Hard disk drive is electro mechanical data storage device that uses magnetic disk storage to store and retrieve digital information using one or more rigid rapidly rotating disks.

Explanation:

Which one of the following cables can transmit data at high speeds? Correct Answer Fibre optic cables Fiber Optic Cable হচ্ছে ডাই - ইলেকট্রিক পদার্থ দিয়ে তৈরি এক ধরণের খুব সরু ও নমনীয় কাঁচতন্তর আলোক নল ও আলো নিবন্ধকরণ এবং পরিবহনে সক্ষম। Fiber Optic Cable এ তিনটি অংশ থাকে। যথা - ১) কোর(Core), ২) ক্ল্যাডিং(Cladding), ৩) জ্যাকেট(Jacket)।

Explanation:

In computers, what is the smallest and basic unit of information storage? Correct Answer Bit Bits and bytes are the basic building blocks of memory. "Bit" stands for binary digit. A bit is a one or a zero, on or off, which is how all computer information is stored. A byte is made up of eight bits.

Explanation:

Usually, in MSDOS, the primary hard disk drives has the drive letter --- Correct Answer C For nearly as long as hard disk drives have been placed in personal computers running certain popular operating systems (notably MS - DOS/Windows), the primary hard disk has been designated with the letter “C”.

Explanation:

What is the other name for LAN Card? Correct Answer NIC Other name for LAN card is NIC which is network interface controller. it is installed in computers so that it can be connected to network.

Explanation:

Which one of the following is not a database? Correct Answer AJAX Ajax is a set of web development techniques using many web technologies on the client side to create asynchronous web applications.

Explanation:

Which one of the following statements is true? Correct Answer Cache Memories are smaller than RAM Since cache memory is much smaller than RAM, the data it stores is only temporary, and so it may not hold the information that the processor needs.

Explanation:

Which one of the following enables the mobile devices to access internet resources? Correct Answer WAP Wireless Application Protocol,WAP is a technical standard for accessing information over a mobile wireless network

Explanation:

Which one of the following is a storage device? Correct Answer Floppy disk A floppy disk is a magnetic storage medium for computer systems.

Explanation:

Memory Unit is a part of Correct Answer CPU The CPU is made up of three main parts: Control Unit - controls the input and output devices. Arithmetic Logic Unit this - the part that does all the working out: it does all the maths and makes the decisions. Immediate Access Store - the memory available for programs and data.

Explanation:

Which one of the following converts scanned text into editable text? Correct Answer OCR An OCR (Optical Character Recognition) system is a computerized scanning system enabling you to scan text documents into an electronic computer file which you can then edit using a word processor on your computer.

Explanation:

Which one of the following keys is most often used to align columns of text accurately? Correct Answer Space 'ন হন্যতে' মৈত্রেয়ী দেবী লিখিত ১৯৭৪ সালে প্রকাশিত একটি আত্মজীবনীমূলক উপন্যাস। 'ন হন্যতে' এর অর্থ - It does not die