প্রশ্নঃ Which of the following is a series of recorded commands to automate task?
Spreadsheets are infinitely flexible—especially in Excel, one of the most powerful spreadsheet apps. Most people use only a small percentage of their seemingly countless possibilities, however. Yet it doesn't take years of training to take advantage of spreadsheets' power and the automation magic of Excel macros.
প্রশ্নঃ Which of the following features allow you to combine a form letter with the contents of a database (usually a name and address file), creating a separate copy of the letter for entry in the database?
The mail merge process involves taking information from one document, known as the data source, combining with another document known as the main document.
The data source is a document, spreadsheet or database that contains personalized information such as names, addresses, and phone numbers.
The Main Document can be a Form Letter, Labels, Email, or Directory.
Ctrl + C
Ctrl + X
Ctrl + F
Ctrl + S
প্রশ্নঃ Which of the following short cut keys do you use to find a specific word in a document?
Word Keyboard Shortcuts to Find and Replace Text
While you're in a large Word document, you can easily find text by hitting Ctrl + F. Then type the word or phrase you're looking for in the navigation pane.
Copy, Paste Special, Value
Copy, Paste Value
প্রশ্নঃ In MS Excel, which of the following can be used to copy only the value of a cell to another where the value of the source cell was derived through a formula?
In this quick tip you will learn about 2 fast ways to enter the same formula or text into several Excel cells at a time. It is very useful if you need to insert the formula to all cells in a column or fill all blank cells in a table with the same value (e.g. "N/A"). Both tricks work in Microsoft Excel 2016, 2013, 2010, 2007 and lower.
Knowing these simple techniques will save you a lot of time that you can spend on more enjoyable things.
RAM is volatile
RAM contains data being used
Contents of RAM can be changed
RAM is faster than cache memory
প্রশ্নঃ Which of the following is not a characteristic of RAM?
RAM is the same as hard disk storage is not true about RAM.
It can be confusing because both memory and storage are measured in the same units: bytes, kilobytes, megabytes, etc. This is because both memory and storage are places to hold your data, but they do very different things with it. The two components that 'memory' & 'storage' refer to are RAM & the hard drive.
প্রশ্নঃ Which one of the following is not a characteristic of RAM?
There's much more to a stick of Random Access Memory than its capacity, which is usually measured in gigabytes. While many of the specifications of a RAM module aren't important in the day-to-day operation of your computer, it can be helpful to know the different types of RAM available when it comes to troubleshooting problems or upgrading your equipment.
প্রশ্নঃ WAV file format is associated with what type of files?
Waveform Audio File Format (WAVE, or WAV due to its filename extension;pronounced "wave" is an audio file format standard, developed by IBM and Microsoft, for storing an audio bitstream on PCs.
It is an application of the Resource Interchange File Format (RIFF) bitstream format method for storing data in "chunks", and thus is also close to the 8SVX and the AIFF format used on Amiga and Macintosh computers, respectively.
It is the main format used on Microsoft Windows systems for raw and typically uncompressed audio. The usual bitstream encoding is the linear pulse-code modulation (LPCM) format
প্রশ্নঃ Which of the following is more appropriate for portable use?
A portable computer is a computer designed to be easily moved from one place to another and included a display and keyboard. The first commercially sold portable was the 50-pound (23 kg) IBM 5100, introduced 1975. The next major portables were Osborne's 24-pound (11 kg) CP/M-based Osborne 1 (1981) and Compaq's 28-pound (13 kg) 100% IBM PC compatible Compaq Portable (1983).
These "luggable" computers lacked the next technological development, not requiring an external power source; that feature was introduced by the laptop.
Laptops were followed by lighter models, so that in the 2000s mobile devices and by 2007 smartphones made the term almost meaningless. The 2010s introduced wearable computers such as smartwatches.
Shift + F7
প্রশ্নঃ Start button was first introduced in which of the following operating system?
This week marked the silver jubilee year of Windows 95 – the OS version which introduced the iconic “Start” button. Microsoft Windows continues to be a prominent name in personal computing as the software has continuously evolved for nearly three and a half decades to become one of the most widely-used OS globally.
প্রশ্নঃ Which of the following is not an example of secondary storage device?
A storage device is a piece of hardware that is primarily used for storing data. Every desktop computer, laptop, tablet, and smartphone will have some kind of storage device within it, and you can also get standalone, external storage drives that can be used across multiple devices.
Storage is necessary not just for saving files, but also for running tasks and applications. Any file you create or save on your computer is saved to your computer’s storage device, as are any applications you use, as well as the operating system your computer runs on.
প্রশ্নঃ In case of a computer monitor, which of the following term refers to the sharpness of an image?
Dot pitch, or "pixel pitch," is a measurement that defines the sharpness of a display. It measures the distance between the dots used to display the image on the screen. This distance is very small and is typically measured in fractions of millimeters. The smaller the dot pitch, the sharper the picture.
All of these
প্রশ্নঃ Which type of disk can store up to 17 GB of data?
Single CDs (compact discs) can hold around 700 MB (megabytes) and optical jukeboxes can hold much more. Single-layer DVDs can hold 4.7 GB, while dual-layered can hold 8.5 GB. This can be doubled to 9.4 GB and 17 GB by making the DVDs double-sided, with readable surfaces on both sides of the disc.
প্রশ্নঃ The common keyboard arrangement is called the ----layout.
QWERTY Keyboard Definition & Meaning. A QWERTY keyboard is a popular keyboard layout for Latin-script alphabets. QWERTY simply refers to the arrangement of the letters on the keyboard and is named after the first six characters located on the top left row of letters.
প্রশ্নঃ In computers, magnetic storage devices use ----
Magnetic storage is one of the most affordable ways to store large amounts of data. Magnetic storage uses the two types of magnetic polarities to represent the binary information consisting of zeros and ones. Commonly used devices that use magnetic storage include magnetic tape, floppy disks and hard-disk drives.
প্রশ্নঃ A bar code reader emits ----
A barcode reader (or barcode scanner) is an optical scanner that can read printed barcodes, decode the data contained in the barcode and send the data to a computer. Like a flatbed scanner, it consists of a light source, a lens and a light sensor translating for optical impulses into electrical signals.
প্রশ্নঃ To avoid eyestrain, you should place the monitor -------away from your eye.
Another cause of computer eye strain is focusing fatigue. To reduce your risk of tiring your eyes by constantly focusing on your screen, look away from your computer at least every 20 minutes and gaze at a distant object (at least 20 feet away) for at least 20 seconds.
All of these
প্রশ্নঃ Which of the following type of printer sprays ink onto paper?
Inkjet printing is a type of computer printing that recreates a digital image by propelling droplets of ink onto paper and plastic substrates. Inkjet printers are the most commonly used type of printer, and range from small inexpensive consumer models to expensive professional machines.