601 . Which one of the following stores more data than a DVD?

A. CD Rom
B. Floppy disk
C. Red-Ray Disk
D. Blu-Ray Disk

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Answer: Option D

Explanation:

Blu ray disk stores more data than DVD.

বাংলাদেশ ব্যাংক অফিসার ০২ -১২-২০২২

A. Changing passwords frequently
B. Installing a spyware program
C. Using a proxy
D. All of these
E. None of these

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Answer: Option D

Explanation:

LAN is local area network which uses a proxy to improve your LAN security. This type of security is necessary because it protects networks from security breaches to which wireless transmissions are susceptible.

603 . Which one of the followings is not an application software

A. Java
B. MS Word
C. MS Excel
D. Accounting Package

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Answer: Option A

Explanation:

ব্যবহারিক সমস্যা সমাধানের জন্য ব্যবহৃত প্রোগ্রামকে ব্যবহারিক বা আ্যপ্লিকেশন সফট্যায়র বলে। জাবা হলো কম্পিউটারের প্রোগ্রামিং ল্যাাংগুয়েজ। যা তৃতীয় প্ররজন্মের ভাষা হিসাবে পরিচিত।

604 . Which one works as an output and input device?

A. Modem
B. Scanner
C. Mouse
D. Monitor

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Answer: Option A

Explanation:

A modulator - demodulator, or simply a modem, is a hardware device that converts data from a digital format, intended for communication directly between devices with specialized wiring, into one suitable for a transmission medium such as telephone lines or radio.

A modem modulates one or more carrier wave signals to encode digital information for transmission, and demodulates signals to decode the transmitted information. The goal is to produce a signal that can be transmitted easily and decoded reliably to reproduce the original digital data.

605 . Which operation is not performed by computer?

A. Inputting
B. Processing
C. Controlling
D. Understanding

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Answer: Option D

Explanation:

Bangladesh Bank - Officer(Cash) - 2016

A. #
B. ~
C. @
D. $

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Answer: Option B

Explanation:

A destructor is a member function that is invoked automatically when the object goes out of scope or is explicitly destroyed by a call to delete. A destructor has the same name as the class, preceded by a tilde (~). For example, the destructor for class String is declared: ~String().

Senior Officer (IT) - Sonali-Janata-BD Krishi-BD Development Bank Ltd - 30.11.2018

A. Microsoft Corporation
B. IBM Corporation
C. World Wide Web Consortium
D. None

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Answer: Option C

Explanation:

Web standards are the formal, non - proprietary standards and other technical specifications that define and describe aspects of the World Wide Web.

In recent years, the term has been more frequently associated with the trend of endorsing a set of standardized best practices for building web sites, and a philosophy of web design and development that includes those methods.

608 . Which protocol assigns IP address to the client connected in the Internet?

A. DHCP
B. IP
C. RFC
D. WWW

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Answer: Option A

Explanation:

DHCP is a network management protocol. A client device (or DHCP client), such as a laptop, joins a network and requests an IP address. The request is made to a DHCP server.