Question 1

Choose the correct html tag to make a text italic. 1. 2. 3. 4.

Accepted Answer

HTML Tag is used to make a text italic.

Question 2

Who is making the web standards?

Accepted Answer

The World Wide Web Consortium

Question 3

How is 3G different from 2G?

Accepted Answer

- Packet data speed is higher in 3G, and it is up to 384 KBPS - Voice and sms speed is also 384 KBPS in 3G - 2G utilizes different switching techniques for voice and data, where as 3G uses single switching, irrespective of data - 3G has at least 2MB of data link of a mobile, where in 2G the data rate is in KBPS - 3G has WiMAX facility for faster VOIP and internet - 2G uses GSM TDMA technology with narrowband 200Khz - 3G uses CDMA technology with broadband 5Mhz, with same frequency carrier and time

Question 4

What signals are transferred in GPRS?

Accepted Answer

- GPRS uses 25 generation of GSM signals - The radio interface is the same that of GSM - GPRS uses 900 / 1800 Mhz, frequency band and GMSK modulation - The bit rates are EGPRS, similar to EDGE - Separate hardware and ports need to be added and availed

Question 5

What gross data rate does GPRS provide?

Accepted Answer

- GPRS provide gross data rate of 2280 KBPS / time slot - Voice uses only 13KBPS/ time slot and the rest is consumed by Error Correction Code - Error connection code is utilized for detecting and correcting the transmission errors - As voice is compressed, the usage of Error connection code is mandatory

Question 6

What is the maximum data rate supported by a GSM system?

Accepted Answer

- The maximum data rate supported by a GSM system is 96 kbps - However there are extensions to GSM standard to improve throughput - GPRS is one of the extended GSM service - The extended standards of GSM allows theoretical data rates on the order of 114 Kbit/s, but with throughput closer to 40Kbit/s in practice

Question 7

What is IMS (DB/DC)?

Accepted Answer

IMS (Information Management System) is IBMs hierarchical database management system It has mainly two components: IMS DB and IMS DC (Also know as IMS TM) IMS DB - IMS/Database Manager as the name implies manages the IMS databases It is used for physical storage creation and management and data retrieval IMS DC / IMS TM - IMS/Data Communications or IMS/Transaction Manager handles online transaction processing system

Question 8

What are SD37, SB37, SE37 abends?

Accepted Answer

All indicate dataset out of space SD37 - no secondary allocation was specified SB37 - end of vol and no further volumes specified SE37 - Max of 16 extents already allocated

Question 9

In tree construction which is the suitable efficient data structure?

Accepted Answer

Linked list is the efficient datastructure in tree construction

Question 10

List out the areas in which data structures are applied extensively?

Accepted Answer

Compiler Design, Operating System, Database Management System, Statistical analysis package, Numerical Analysis, Graphics, Artificial Intelligence, Simulation

Question 11

The correct statement for a function that takes pointer to a float, a pointer to a pointer to a char and returns a pointer to a pointer to a integer is

Accepted Answer

int ***fun(float*, char**)

Question 12

How do define the user-defined exceptions?

Accepted Answer

inheriting and overriding exception class functionality.

Question 13

How to handle error in the destructor?

Accepted Answer

It will not throw an exception from the destructor but it will the process by using terminate() function.

Question 14

How much the bug is affecting the functionality of the application?

Accepted Answer

EX: - High Priority and Low Severity: Company logo is not properly displayed on their website - High Priority and High Severity: Suppose you are doing online shopping and filled payment information, but after submitting the form, you get a message like "Order has been cancelled" - Low Priority and High Severity: If we have a typical scenario in which the application get crashed, but that scenario exists rarely - Low Priority and Low Severity: There is a mistake like "You have registered success" instead of successfully, success is written

Question 15

What is Silk Test and what is the use of it ?

Accepted Answer

ilk Test is a Functional testing tool product of Seague software It uses the language called 4GL(fourth Generation Language) It has 2 components, Silk Test Agent - Run on remote machine Silk Test Host - Creating, Modifying, Viewing the scripts Uses of Silk Test tool: 1 It’s a tool developed for performing the regression and functionality testing of the application 2 It benefits when we are testing Window based, Java, the web, and the traditional client/server applications 3 Silk Test help in preparing the test plan and managing them to provide the direct accessing of the database and validation of the field

Question 16

What is the importance of having an emulator within the Android environment?

Accepted Answer

The emulator lets developers “play” around an interface that acts as if it were an actual mobile device They can write and test codes, and even debug Emulators are a safe place for testing codes especially if it is in the early design phase

Question 17

What are new Media Elements in HTML5?

Accepted Answer

Following are the New Media Elements are present in HTML5: tag: for playing audio tag: for playing video tag: For media resources for media elements tag: For embedded content tag: For text tracks used in media players

Question 18

What is the purpose of canvas in HTML?

Accepted Answer

Canvas is an element that is used for the graphics for the web page It uses JavaScript to bring the graphics functionality live It allows easy way to draw the graphics and use different types of tools to create drawing on the web page Canvas is just a rectangular area that controls the pixel of every element that is used in the web page Canvas uses methods like paths, circles, etc The canvas element will be used as follows: The canvas element includes id, width and height settings and with the javascript it gets used like:

Question 19

What are three ways to reduce page load time?

Accepted Answer

There are many answers here: Reduce image sizes, remove unnecessary widgets, HTTP compression, put CSS at the top and script references at the bottom or in external files, reduce lookups, minimize redirects, caching, etc

Question 20

What is ADB in Android ?

Accepted Answer

Adb is short for Android Debug Bridge It allows developers the power to execute remote shell commands Its basic function is to allow and control communication towards and from the emulator port

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