1.

নিচের কোন স্মার্টফোন অপারেটিং সিস্টেমটি ওপেন সোর্স প্লাটফর্ম?

iOS

Windows phone

Android

Symbian

iOS

Windows phone

Android

Symbian

2.

মোবাইল কমিউনিকেশনে 4G-এর ক্ষেত্রে 3G এর তুলনায় অতিরিক্ত বৈশিষ্ট্য কি?

ভয়েস টেলিফোনি

ভিডিও কল

মোবাইল টিভি

ব্রডব্যান্ড ইন্টারনেট সেবা

ভয়েস টেলিফোনি

ভিডিও কল

মোবাইল টিভি

ব্রডব্যান্ড ইন্টারনেট সেবা

3.

Oracle Corporation--এর প্রতিষ্ঠাতা কে?

Bill Gatea

Tim Cook

Andrew S Grove

Lawrence J. Ellison

Bill Gatea

Tim Cook

Andrew S Grove

Lawrence J. Ellison

4.

প্রোগ্রাম থেকে কপি করা ডাটা কোথায় থাকে?

RAM

Clipboard

terminal

Hard disk

RAM

Clipboard

terminal

Hard disk

5.

পারসনাল কম্পিউটার যুক্ত করে নিচের কোনটি তৈরি করা যায়?

Super computer

Network

Server

Enterprise

Super computer

Network

Server

Enterprise

6.

1 byte means

10 bits

32 bits

16 bits

8 bits

10 bits

32 bits

16 bits

8 bits

7.

The ASCII code of 'A' is

60

80

65

100

60

80

65

100

8.

URL means

Uniform Resource Locator

University Resource Library

Uniform Research Locator

Universal Research Location

Uniform Resource Locator

University Resource Library

Uniform Research Locator

Universal Research Location

9.

The size of Internet Protocol (IP) address is

8 bits

16 bits

32 bits

64 bits

8 bits

16 bits

32 bits

64 bits

10.

RAM is

Non-volatile

Secondary Storage

Rermanent storage

volatile

Non-volatile

Secondary Storage

Rermanent storage

volatile

11.

Which one of the followings is not an application software?

JAVA

MS Word

MS Excel

Accounting Package

JAVA

MS Word

MS Excel

Accounting Package

12.

The OSI model has

7 Layers

5 Layers

9 Layers

8 Layers

7 Layers

5 Layers

9 Layers

8 Layers

13.

A record is a

collection of bits

collection of fields

collection of bytes

collection of files

collection of bits

collection of fields

collection of bytes

collection of files

14.

SQL means

Standard Query Learning

Structured Question Language

Structured Query Language

Suitable Query Language

Standard Query Learning

Structured Question Language

Structured Query Language

Suitable Query Language

15.

OMR means

Optical mark Recognition

Original Mark Recognition

Only Mark Reading

Optical Media Reading

Optical mark Recognition

Original Mark Recognition

Only Mark Reading

Optical Media Reading

16.

Firmware is built using

RAM

Video Memory

Cache Memory

ROM

RAM

Video Memory

Cache Memory

ROM

17.

Control Unit

performs mathematical operations

performs logical operatins

directs the movement of electrical signals

performs comparisons of numbers

performs mathematical operations

performs logical operatins

directs the movement of electrical signals

performs comparisons of numbers

18.

Flash memory is

Non-removable

Non-volatile

Non-portable

volatile

Non-removable

Non-volatile

Non-portable

volatile

19.

The most frequently used instructions are kept in the

ROM

Cache Memory

RAM

Cd

ROM

Cache Memory

RAM

Cd

20.

PCMCIA represents a stadard for

Desktop computer

Mainframe

Minicomputer

notebook

Desktop computer

Mainframe

Minicomputer

notebook

তথ্য প্রযুক্তি

A record is a