which of the following type of technology lets computers use light as a source of input?
A. Operative
B. Optical
C. Optinal
D. All of thes
E. None of these
সঠিক উত্তরঃ
B.
Optical
Explanation:
Related Questions (Any University/Year)
- Usually, in MSDOS, the primary hard disk drives has the drive letter ---
- Once information is input into a computer it becomes__
- Which of the following processors use RISC technology ?
- Which one is a layer 3 (Network Layer) protocol?
- Which is the largest unit of storage in computers?
- ____ controls the way in which the computer system functions and provides a means by which users can interact with the computer.
- 'INTI' extension refers usually to what kind of file ?
- To covert paper into an editable document, a scanner would employ _________ technology.
- An approach ot business information management that relies on integrated application software to provide data on manufacturing finance , inventory, human resources, sales etc. is known as .
- Which of the following is false about a binary search tree?
- Which of the following language is more suited to structured program?
- Records are composed of ___ such as a name, address , and phone number.
- প্রধান মেমোরীর মধ্যে থাকে-
- WINDOWS is
- নিচের কোনটিকে 'Computer Brain' হিসেবে বিবেচনা করা হয় ?
- SIM-এর পূর্ণরূপ হচ্ছে-
- কম্পিউটারের যে ডিস্কে সিস্টেম সফটওয়্যার থাকে তাকে বলে-
- Which of the following is Cloud Platform by Microsoft ?
- Which connection is used to access the internet in a very remote location?
- In a computer program, the processor executing the same instructions over and over is called-
- 1 byte is equal to ---
- You can move between two or more Excel files opened by using the -
- A byte consists of how many bits?
- .................. is the execution of at least two different programs simultaneously.
- মনিটর মুলত কি?
- মাইক্রোসফট ওয়ার্ডে শব্দকে সুপারস্ক্রিপ্ট করার কী বোর্ড শর্টকাট হলো-
- Which of the following is not an example of secondary storage device ?
- Which of the following is an off-line device?
- What is the permanent memory storage of a computer?
- MS EXCEL is a ----
- কোনটি কম্পিউটার antivirus নয়?
- কম্পিউটারে গণনার একক কোনটি ?
- Office 2007-এর MS- Word ডকুমেন্টের ফাইল এক্সটেনশন কি?
- 'হার্ডডিস্ক' মাপার একক হল ----
- In MS Word , CTRL + E will result in :
- Binary circuit elements have
- The acronym "POST" refers to what ?
- সমস্যা সমাধানের জন্য বিশেষ অনুক্রমে সাজানো কম্পিউটার নির্দেশকে কি বলা হয়?
- নিচের কোনটি অপটিক্যাল র্ডিস্ক ?
- Which one of the following companies is a leading manufacturer of Hard Disk Drives?
