10 most-liked CEOs in the tech world

Not many bosses receive glowing feedback from their juniors, but some do.

Here we take a look at 10 most-liked CEO in the tech world, according to a GlassDoor study.

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Tim Cook

Company: Apple

Approval rating: 97 per cent

Last year: 95 per cent (Steve Jobs)

Global rank: 1

Timothy D "Tim" Cook is the chief executive officer of Apple Inc, having joined the company in March 1998. He was named the CEO of Apple after Steve Jobs announced his resignation on August 24, 2011.

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Cook is a fitness enthusiast and enjoys hiking, cycling, and going to the gym. He regularly begins sending emails at 4.30am and used to hold Sunday night staff meetings by telephone to prepare for the next week.

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Paul Jacobs

Company: Qualcomm

Approval rating: 95 per cent

Last year: 88 per cent

Global rank: 2

Paul Jacobs received a BS degree in Electrical Engineering and Computer Science in 1984, an MS degree in Electrical Engineering in 1986 and a PhD in Electrical Engineering and Computer Science in 1989 from the University of California, Berkeley.

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Jacobs has been Chief Executive Officer of the company since July 2005, having previous to that date served as the Group President of Qualcomm Wireless and Internet Group from July 2001.

Jacobs started with the company as an engineer in the wireless technology development group in 1990.

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Larry Page

Company: Google

Approval rating: 94 per cent

Last year: 96 per cent

Global ranking: 3

Lawrence "Larry" Page is an American computer scientist and internet entrepreneur who, with Sergey Brin, is best known as the co-founder of Google.

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On April 4, 2011, he took on the role of chief executive officer of Google, replacing Eric Schmidt. As of 2012, his personal wealth is estimated to be $18.7 billion.

He is the inventor of PageRank, which became the foundation of Google's search ranking algorithm.

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Paul Otellini

Company: Intel

Approval rating: 93 per cent

Last year: 90 per cent

Global ranking: 4

Paul Otellini is an American businessman current president and chief executive of Intel. He is also on the board of directors of Google.

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Otellini joined Intel in 1974. From 1998 to 2002, he was executive vice-president and general manager of the Intel Architecture Group, responsible for the company's microprocessor and chipset businesses and strategies for desktop, mobile and enterprise computing.

From 1996 to 1998, Otellini served as executive vice-president of sales and marketing and from 1994 to 1996 as senior vice-president and general manager of sales and marketing.

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Paul Maritz

Company: VMWare

Approval rating: 90 per cent

Last year: 78 per cent

Global ranking: 5

Paul Maritz is CEO of VMware Corporation, and a past senior executive at Microsoft. Born and raised in Rhodesia (now Zimbabwe), his family later moved to South Africa where he was schooled at Highbury Preparatory School and Hilton College.

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From 1986 to 2000 he worked at Microsoft, leaving as executive vice-president of the Platforms Strategy and Developer Group and part of the five-person executive management team.

He was often said to be the third-ranking executive, behind Bill Gates and Steve Ballmer. He was responsible for essentially all of Microsoft's desktop and server software, including such major initiatives as the development of Windows 95, Windows NT, and Internet Explorer.

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Joe Tucci

Company: EMC

Approval rating: 86 per cent

Last year: 88 per cent

Global ranking: 6

Joseph Tucci, more popularly known as Joe Tucci, is Chairman of the Board of Directors, President and Chief Executive Officer of EMC Corporation.

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Tucci has been EMC's Chairman since January 2006 and President and CEO since January 2001, one year after he joined the company as President and Chief Operating Officer.

Before joining EMC, Tucci directed the financial and operational rebirth of Wang Laboratories during six years as its Chairman and CEO.

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Dan Hesse

Company: Sprint Nextel

Approval rating: 85 per cent

Last year: 77 per cent

Global ranking: 7

Hesse's father was a career army officer and he spent his early years going from army base to army base attending eight different schools between kindergarten in Italy before graduating Stuttgart American High School.

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He received a Bachelor's degree from the University of Notre Dame in government and international studies in 1975; an MBA from the Johnson Graduate School of Management at Cornell University; and master's of science from the MIT Sloan School of Management as a Sloan Fellow.

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Larry Ellison

Company: Oracle

Approval rating: 81 per cent

Last year: 72 per cent

Global ranking: 8

Lawrence Joseph "Larry" Ellison is the co-founder and chief executive officer of Oracle Corporation, one of the world's leading enterprise software companies.

As of 2012, he is the third wealthiest American citizen, with an estimated worth of $36 billion.

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Ellison owns many exotic cars, including an Audi R8, and a McLaren F1. His favourite is the Acura NSX, which he was known to give as gifts each year during its production.

He is also reportedly the owner of a Lexus LFA and a Lexus LS600hL.

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Meg Whitman

Company: Hewlett-Packard

Approval rating: 80 per cent

Last year: 67 per cent

Global ranking: 9

Margaret Cushing "Meg" Whitman is an American business executive. She is the President and Chief Executive Officer of Hewlett-Packard.

A native of Long Island, New York, she is a graduate of Princeton University and Harvard Business School.

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Whitman served as an executive in The Walt Disney Company where she was vice president of strategic planning throughout the 1980s.

In the 1990s, she served as an executive for DreamWorks, Procter & Gamble, and Hasbro. Whitman served as President and Chief Executive Officer of eBay from 1998 to 2008.

During her 10 years with the company, she oversaw expansion from 30 employees and $4 million in annual revenue to more than 15,000 employees and $8 billion in annual revenue.

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Jeff Bezos

Company: Amazon

Approval rating: 79 per cent

Last year: 84 per cent

Global ranking: 10

Jeffrey Preston "Jeff" Bezos is an American businessman, the founder, president, chief executive officer, and chairman of the board of Amazon.com.

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Bezos founded Amazon.com in 1994 after making a cross-country drive from New York to Seattle, writing up the Amazon business plan on the way.

He initially set up the company in his garage. He had left his "well-paying job" at a New York City hedge fund when he "learned about the rapid growth in Internet use", which coincided with a "then-new US Supreme Court ruling [that] online retailers don't have to collect sales taxes in states where they lack a physical presence"; he had headed to Washington's because its relatively small population meant fewer of his future customers would have to pay sales tax.