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PPSC Upcoming Lecturer 2014 Computer Science Mcqs for Test Preparation

PPSC Upcoming Lecturer 2014 Computer Science Mcqs For Test Preparation

PPSC  Upcoming Lecturer 2014 Computer Science Mcqs for Test Preparation

• 1 byte = 8 bits
• 1 mega byte = 1048576 bytes
• 1 kilo byte = 1024 bytes
• A combination of 16 bits are called word.
• A terabyte = 1 trillion bytes
• Our PC belongs to 4th generation
• Fred Cohen coined the word computer virus
• First computer virus was created in 1970 at Bell laboratories
• WORM means Write Once Read Many
• Power of a super computer is measured in FLOPS (Floating Point Operations per Second)
• WWW/http: (hypertext transfer protocol) was created by Tim Burner Lee in 1992
• Intel means Integrated Electronics
• 1 worksheet contains 256 columns
• G.W.Basic G.W stands for Gate Way
• Super Computer was created by J.H.Van Tassel
• CORBA is Common Object Request Broker Architecture
• URL is Uniform or Universal Resource Locator
• Intel invented RAM chip
• Information stored on disk as series of bumps on its shiny side.
• DVDs hold more information than CDs. They use smaller bumps and have two reflective layers
• Recordable CDs do not have bumps. There are patches of color on disk to change the reflected laser light
• In 1951 Univac – 1, the world’s first commercial computer was designed by John Mauchly and J. Presper Eckert. They built ENIAC, the first electronic computer in 1946
• In 1968 mainframe was built.
• In 1976 first supercomputer the Cray-1 was developed
• In 1981 IBM produce the IBM PC.
• In 1998 IBM made quantum computer
• Super computers uses parallel processing
• In 1974, computer games were introduced.
• PROM is the abbreviation of programmable read only memory

• What was the world’s first high level programming language 1957: IBM FORTRAN
• A JPEG is a picture file format – what does JPEG stand for: Joint Photographic Experts Group
• During World War II, IBM built the computers the Nazis used to manage their death/concentration camps
• Registers are temporary storage areas within the CPU.
• First apple computer was built in garage.
• The language of small talk is object oriented.
• Shell is an operating environment.
• Virtual memory is also known as virtual page.
• NOS refer to operating systems for a network.
• In EBCDIC each character is denoted by 8 bits.
• Diodes are used in analog computer circuits as limiter.
• Wetware stands for any organic intelligence.
• GIGO stands for garbage in garbage out.
• Application of flip-flap are counters, shift register and transfer register.
• Bootstrap is associated with computer.
• FORTRAN stands for formula translator.
• A group of character that is termed as a single entity is called word.
• Clip art is a computer prepared art.
• Mark sensing is another term for OMR.
• Authorization to make multiple software copies is called site licensing.
• Antivirus is also known as vaccines.
• Free software is also known as public domain software.
• In computer DFD stands for Data Flow Diagram.
• Cyber Space is called to Virtual world of the computer.
• What does the sun in SUN Microsystems stand for Stanford University Network
• What does Intel stand for- Integrated Electronics
• All PCs have a BIOS what does bios stand for-Basic Input Output System
• What is the common name for an integrated circuit A Chip
• In WWW terms what does i.e. mean on a domain name-Ireland
• What company introduced the first commercial minicomputer 65 DEC
• Name the first web browser publicly available NCSA Mosaic
• The world’s most powerful super computer is called ASCI white.
• World Wide Web was invented in 1993 by Tim Bareness Lee.
• The B-programming language was developed by Ken Thompson.
• The 1st commercially produced and sold computer (1951) was UNIVAC.
• The transformation from heavy computers to PCs was made possible using microprocessors.
• The first microprocessor was developed in 1971 by Intel.
• A pentium 4 (P-4) employs roughly 40 million transistors.
• Mark-1, Apple-1, and collossus were initial desktop computers.
• Binary digits are briefed as bit.
• A collection of bits is called byte.
• The first home computer (1977), which was sold in millions of units was Apple II.
• ‘PARAM’ is a supercomputer.
• Father of the Computer.. Charles Babbage

PPSC Upcoming Lecturer 2014 Computer Science Mcqs For Test Preparation

Updated: April 9, 2014 — 3:28 am

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