Computer Questions

Q:

Android is a mobile operating system designed primarilyfor touch screen mobile devices such as smartphones andtablets. Which among the following was the first Android Operating System?

A) Cupcake B) Alpha
C) Gingerbread D) Doughnut
 
Answer & Explanation Answer: B) Alpha

Explanation:

Alpha was android version 1.0 released on 23rdSeptember 2008. Android is continually developed byGoogle and the Open Handset Alliance (OHA), andhas seen a number of updates to its base operatingsystem since the initial release

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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:

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:

Which of the following error occurs when software tries toaccess protected memory?

A) Segmentation Fault B) Display time Error
C) IO Error D) Runtime Error
 
Answer & Explanation Answer: A) Segmentation Fault

Explanation:

A segmentation fault is a common condition thatcauses programs to crash; they are often associatedwith a file named core. They are caused by a programtrying to read or write an illegal memory location. Inother words, this is a memory access violation error.

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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:

Which among the following is an important circuitry in acomputer system that directs the operation of theprocessor?

A) Memory B) Address Bus
C) Accumulator D) ALU
 
Answer & Explanation Answer:

Explanation:

The Control Unit (CU) is digital circuitry containedwithin the processor that coordinates the sequence ofdata movements into, out of, and between a processorsmany sub-units

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Q:

Which among the given options is IBMs Supercomputer?

A) Tihane-2 B) SunwayTaihu Light
C) Watson D) Shasra-T
 
Answer & Explanation Answer: C) Watson

Explanation:

Watson is IBMs Super Computer

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Q:

Which among the following is a recently debated principlethat Internet service providers and governments regulatingthe Internet should treat all data on the Internet the same,not discriminating or charging differentially by user, content,website, platform, application, type of attached equipment,or mode of communication?

A) Comcast B) Net Neutrality
C) Oblique-net D) Net Fraternity
 
Answer & Explanation Answer: B) Net Neutrality

Explanation:

Net Neutrality means an Internet that enables andprotects free speech. It means that Internet serviceproviders should provide us with open networks - andshould not block or discriminate against anyapplications or content that ride over those networks

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