555+ Computer Questions And Answers MCQ

Q:

In Computer programming API is set of subroutinedefinitions, protocols, and tools for building software andapplications. Which among the following is an applicationprogramming interface for the programming language Java,which defines how a client may access a database?

A) J2EE	B) JDK
C) JAVA SE	D) JDBC

Answer & Explanation Answer: D) JDBC

Explanation:

Java Database Connectivity (JDBC) is an applicationprogramming interface (API) for the programminglanguage Java, which defines how a client may accessa database. It is part of the Java Standard Editionplatform, from Oracle Corporation

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Q:

A router is a networking device that forwards data packetsand is connected to two or more data lines from differentnetworks. Which among the following was the earliestdevice which had almost the same functionality as that of a router?

A) Interface Delay Device	B) Interface Traffic Manager
C) Interface Routing Processor	D) Interface Message Processor

Answer & Explanation Answer: D) Interface Message Processor

Explanation:

The very first device that had fundamentally the samefunctionality as a router does today was the InterfaceMessage Processor (IMP); IMPs were the devices thatmade up the ARPANET, the first TCP/IP network

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Q:

What was the theme of the 5th Global Conference on Cyber Space (GCCS), held in November, 2017?

A) Cyber4All: An Inclusive, Sustainable, Developmental, Safe and Secure Cyberspace	B) Cyber for Better Life
C) Cyber for Better Future	D) Cyber for World

Answer & Explanation Answer: A) Cyber4All: An Inclusive, Sustainable, Developmental, Safe and Secure Cyberspace

Explanation:

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Q:

In HTML, ______________ attribute is used to display characters as asterisks.

A) TYPE="TEXT"	B) TYPE="PASSWORD"
C) TYPE="RADIO"	D) TYPE="CHECKBOX

Answer & Explanation Answer: B) TYPE="PASSWORD"

Explanation:

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Q:

Which is a feature included in Microsoft PowerPointsoftware that allows the user to see all the slides in apresentation at one time?

A) Slide Sorter	B) Slide Master
C) Handout Master	D) Slide Header

Answer & Explanation Answer: A) Slide Sorter

Explanation:

Slide sorter view is a feature included in MicrosoftPowerPoint software that allows the user to see all theslides in a presentation at one time. The slides appearin the task pane as small graphics that are arranged inrows and columns.

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Q:

Paul Allen, who died in October 2018, was the co-founder of

A) Oracle	B) IBM
C) Microsoft	D) SAP

Answer & Explanation Answer: C) Microsoft

Explanation:

Paul Gardner Allen (January 21, 1953 –October 15, 2018) was an American business magnate, investor, software engineer, humanitarian, and philanthropist. Alongside Bill Gates, Allen co-founded Microsoft in 1975, which helped spark the microcomputer revolution and later became the world's largest PC software company

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Q:

What is meant by a dedicated computer?

A) Which is assigned one and only one task	B) Which is meant for application software
C) Which is used by one person only	D) Which uses one kind of software

Answer & Explanation Answer: A) Which is assigned one and only one task

Explanation:

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Q:

TCP in computer science stands for?

A) Transmission Control Protocol	B) Total Control Protocol
C) Technology Control Protocol	D) Transfer Control Protocol

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