HCL company profile

HCL Company Profile HCL Enterprise is a leading Global Technology and IT enterprise that comprises two companies listed in India - HCL Technologies & HCL Infosystems. The 3-decade-old enterprise, founded in 1976, is one of India’s original IT garage start-ups. Its range of offerings span Product Engineering, Technology and Application Services, BPO, Infrastructure Services, IT Hardware, Systems Integration, and distribution of ICT products. The HCL team comprises approximately 45,000 professionals of diverse nationalities, who operate from 17 countries including 300 points of presence in India. HCL has global partnerships with several leading Fortune 1000 firms, including leading IT and Technology firms. HCL Technologies is one of India’s leading global IT Services companies,...

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Infosys company profile

Infosys Company Profile Infosys Technologies provides software development and engineering through a network of development centers in Asia, Europe, and North America. It also provides data management, systems integration, project management, support, and maintenance services. Its Infosys BPO subsidiary offers business process outsourcing (BPO) services, and US-based Infosys Consulting provides strategic consulting. Infosys has rapidly expanded its presence in international markets, particularly in North America, which accounts for more than 60% of sales. we use a low-risk Global Delivery Model (GDM) to accelerate schedules with a high degree of time and cost predictability. Infosys has a global footprint with over 50 offices and development centers in India, China, Australia, the...

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Java interview questions and answers

Describe what happens when an object is created in Java? Several things happen in a particular order to ensure the object is constructed properly: 1. Memory is allocated from heap to hold all instance variables and implementation-specific data of the object and its superclasses. Implementation-specific data includes pointers to class and method data. 2. The instance variables of the objects are initialized to their default values. 3. The constructor for the most derived class is invoked. The first thing a constructor does is call the constructor for its uppercase. This process continues until the constructor for java.lang.Object is called, as java.lang.Object is the base class for all objects in java. 4. Before the body of the constructor...

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Wipro Company Profile

Wipro Technologies is a global services provider delivering technology-driven business solutions that meet the strategic objectives of our clients. Wipro has 55+ ‘Centers of Excellence’ that create solutions around specific needs of industries. Wipro delivers unmatched business value to customers through a combination of process excellence, quality frameworks and service delivery innovation. Wipro is the World's first CMMi Level 5 certified software services company and the first outside USA to receive the IEEE Software Process Award.Azim H. Premji has been Wipro Ltd.'s Chairman of the Board and Managing Director since September 1968. Mr. Premji holds a Bachelor of Science in Electrical Engineering from Stanford University. Currently, he is also a Director of Media Lab Asia. The...

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TCS COMPANY PROFILE

Tata Consultancy Services (TCS) Tata Consultancy Services (TCS) is the world-leading information technology consulting, services, and business process outsourcing organization that envisioned and pioneered the adoption of the flexible global business practices that today enable companies to operate more efficiently and produce more value. Tata Consultancy Services started in 1968. The early days marked TCS responsible in managing the punch card operations of Tisco. The company, which was into management consultancy from day one, soon felt the need to provide solutions to its clients as well. TCS was the first Indian company to make forays into the US market with clients ranging from IBM, American Express, Sega etc. TCS’s work has spanned a range of activities, from strategy consulting...

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PHP interview questions and answers

What does a special set of tags <?= and ?> do in PHP? - The output is displayed directly to the browser. What’s the difference between include and require? - It’s how they handle failures. If the file is not found by require(), it will cause a fatal error and halt the execution of the script. If the file is not found by include(), a warning will be issued, but execution will continue. I am trying to assign a variable the value of 0123, but it keeps coming up with a different number, what’s the problem? - PHP Interpreter treats numbers beginning with 0 as octal. Look at the similar PHP interview questions for more numeric problems. Would I use print "$a dollars" or "{$a} dollars" to print out the amount of dollars in this example? - In this example it wouldn’t...

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8086 Microprocessor interview questions

What are the flags in 8086? - In 8086 Carry flag, Parity flag, Auxiliary carry flag, Zero flag, Overflow flag, Trace flag, Interrupt flag, Direction flag, and Sign flag. What are the various interrupts in 8086? - Maskable interrupts, Non-Maskable interrupts. What is meant by Maskable interrupts? - An interrupt that can be turned off by the programmer is known as Maskable interrupt. What is Non-Maskable interrupts? - An interrupt which can be never be turned off (ie.disabled) is known as Non-Maskable interrupt. Which interrupts are generally used for critical events? - Non-Maskable interrupts are used in critical events. Such as Power failure, Emergency, Shut off etc., Give examples for Maskable interrupts? - RST 7.5, RST6.5, RST5.5 are Maskable interrupts Give example...

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