জব প্রিপারেশন

1601 ICT

Trojan can be introduced through ?

A)Internet browsing

B)Database sccessing

C)emails

D)trouble ahooting

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1602 ICT

How many layer internet protocol suite?

A)7

B)5

C)3

D)4

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1603 ICT

The step by step instructions that solve a problem are called

A)An algorithm

B)A list

C)A plan

D)None of the above

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1604 ICT

An acronym for conference on Data systems languages is

A)Collute

B)CODASYL

C)CCD

D)DASD

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1605 ICT

According to Boolean algebra the value of ( A + AB)(B + AB) is

A)A

B)B

C)AB

D)I

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1606 ICT

which of the following correctly shows the hierarchy of arithmetic operations in C?

A)/ + * -

B)* - / +

C)+ - / *

D)/ * + -

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1607 ICT

Consider the following code: S include

A)0

B)1

C)undefined

D)-1

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1608 ICT

what is the value of 'd' after this line of code has been executed ? double d = Math round ( 2.5 + math random () );

A)2

B)2.5

C)3

D)4

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1609 ICT

which O/S is recommended for real time systems?

A)Windows

B)Unix

C)Oracle

D)Lynx OS

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1610 ICT

According to Boolean algebra the value of (A + AB) (B + AB ) is

A)AB

B)B

C)A

D)1

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1611 ICT

which one of the following is not an example is not an example redundancy ?

A)Data Center

B)Aero plane

C)Motor Car

D)None of these

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1612 ICT

Compared to CISC. RISC processors (at the same clock ) are

A)faster

B)slower

C)similar

D)undefined

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1613 ICT

which of the following is not a type of web search engine?

A)Compute r-created

B)Human -organized

C)Hybrid

D)Portal

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1614 ICT

Where can a JavaScript code be placed in an html page?

A)

B)

C)both a and b

D)none of the above

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1615 ICT

what is the value of variable x after the following statement is executed in JavaScript? Var

A)34

B)7

C)0

D)Undefined

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1616 ICT

In Java , which operator is used to create an object

A)class

B)scanf

C)print

D)None of these

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1617 ICT

Distributed Queue Dual Bus is a standard for

A)MAN

B)LAN & MAN

C)Wireless lAN

D)WAN

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1618 ICT

which of the following will produce an answer that is closest in value to a double , d. while not being greater than d?

A)(int) Math . min (d);

B)(int)Math. max(d);

C)(int)Math .abs (d);

D)(int)Math.Floor(d);

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1619 ICT

which one is a universal logic gate?

A)NAND

B)AND

C)OR

D)NOT

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1620 ICT

Domain name to IP address mapping is done by_

A)web server

B)Database server

C)DNS server

D)Proxy server

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1621 ICT

How many 'I's will be there in the binary representation of the following expression (assume 16 bit nubmber _ 12 + 64 + 128 + 256 + 1024 )

A)10

B)8

C)6

D)9

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1622 ICT

Bit coin uses __ technology.

A)P2p

B)Neural

C)AL

D)Datamining

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1623 ICT

which operator is used to declare the destructor in C++ ?

A)#

B)

C)@

D)$

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1624 ICT

which alternative can replace the throw statement in C++ ?

A)for

B)break

C)return

D)exit

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1625 ICT

what type of reference should be used in vector arithmetic in C++ =?

A)Dynamic

B)Const

C)both dynamic & const

D)static

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1626 ICT

which of these data types is used by operating system to manage the Recursion in Java?

A)Array

B)Stack

C)Queue

D)Tree

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1627 ICT

which of the following is an incorrect statement about packages?

A)Package defines a namespace in which classes are stored

B)A package can contain other packages within it

C)Java uses file system directories to store packages

D)A package can be renamed without renaming the directory in which the classes are stored.

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1628 ICT

A derived class inherits attributes from a __ .

A)Super class

B)Sub class

C)Inner class

D)Upper class

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1629 ICT

Multiple inheritance in Java can be implemented using which of the following ?

A)Inter faces

B)Multithreading

C)Protected methods

D)Private methods

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1630 ICT

which component is used to compile , debug and execute java program?

A)JVM

B)JDK

C)JTT

D)JRE

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1631 ICT

which of the following statements is the negation of the statements '4 is odd or -9 is positive'?

A)4 is even or - 9 is not negative

B)4 is odd or 9 is not negative

C)4 is even and - 9 is negative

D)4 is odd and - 9 is not negative

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1632 ICT

which of the following options suitable, if A is '10110110'. B is '1110000' and C is '10100000' ?

A)C=A or B

B)C =A

C)C =B

D)C = A and B

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1633 ICT

If determinant of a matrix A is Zero than :

A)A is a Singular matrix

B)A is a non - Singular Matrix

C)First and last rows of the matrix must be same

D)First and last columns of the matrix must be same

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1634 ICT

The complexity of Binary search algorithm is ___

A)O (n)

B)O (log n)

C)O (

D)O ( n log n )

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1635 ICT

A nonstandard HTML extension that causes scrolling text to appear as part of a Web page is :

A)DHCP

B)mask off

C)Dhrystone

D)marquce

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1636 ICT

Object being passed to a copy constructor __

A)Must be passed by reference

B)Must be passed by value

C)Must be passed with integer type

D)Must not be mentioned in parameter list

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1637 ICT

why do we need to handle exceptions?

A)To prevent abnormal termination of program

B)To encourage exception prone program

C)To avoid syntax errors

D)To save memory

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1638 ICT

If same message is passed to objects of several different classes and all of those can respond in a different way, what is this feature called?

A)Inheritance

B)Overloading

C)Polymorphism

D)Overriding

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1639 ICT

Does constructor overloading include different return types for constructors to be overloaded ?

A)Yes, If return types are different, signature becomes different

B)Yes, because return types can differentiate two functions

C)No, return type can't differentiate two functions

D)No, constructors doesn't have any return type

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1640 ICT

2019 is Binary :

A)11111100010

B)1111110010

C)1111110011

D)11111100011

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1641 ICT

An array contains the following letters. Color ={ E, L,E,C,T,I,O,N} The value of the variable, E =3 , color [E] points to which value?

A)E

B)C

C)T

D)L

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1642 ICT

How to access the overridden method of base class from the derived class?

A)Using arrow operator

B)using dot operator

C)using scope resolution operator

D)Can't be accessed once overridden

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1643 ICT

11100010 has a decimal value of __

A)252

B)225

C)226

D)220

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1644 ICT

when two variables are logically compared , the logic gate that tests the equivalence is ___

A)XNOR

B)XOR

C)AND

D)NOR

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1645 ICT

which of the following is not a malware?

A)Virus

B)Worm

C)Bug

D)Trojan horse

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1646 ICT

Dark data represents __

A)Unused data

B)Harmful data

C)Highlighted data

D)Important data

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1647 ICT

Source code is (n)

A)Program

B)List of commands

C)source of variables

D)Explanation of the algorithm

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1648 ICT

which of the following defines the addressing capabilities of the networking

A)OSL

B)NAT

C)TCP

D)UDP

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1649 ICT

How many layers are there in the software part of networking framework

A)Three

B)seven

C)Four

D)Five

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1650 ICT

AR refers to which of the following environment

A)Artificial Reality

B)Augmented Report

C)Artificial Report

D)Augmented Reality

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