General Knowledge of Computer online free pdf. gk about computer. knowledge of basic computer.
Q: How many bits are there in half a byte?
A: Half a byte is equal to 4 bits.
Q: What is the meaning of the term “bit”?
A: Bit stands for Binary Digit.
Q: How many bits are there in a byte?
A: A byte consists of 8 bits.
Q: How many bytes are there in a megabyte?
A: There are 1,048,576 bytes in a megabyte.
Q: How many bytes are there in a kilobyte?
A: A kilobyte contains 1,024 bytes.
Q: What is a word in computer terminology?
A: A word is a combination of 16 bits.
Q: How many bytes are there in a terabyte?
A: A terabyte is equivalent to 1 trillion bytes.
Q: Which generation does our PC belong to?
A: Our PC belongs to the 4th generation of computers.
Q: Who coined the term “computer virus”?
A: Fred Cohen coined the term “computer virus”.
Q: When was the first computer virus created and where?
A: The first computer virus was created in 1970 at Bell Laboratories.
Q: What does WORM stand for?
A: WORM stands for Write Once Read Many.
Q: How is the power of a supercomputer measured?
A: The power of a supercomputer is measured in FLOPS (Floating Point Operations per Second).
Q: Who created the WWW/http (hypertext transfer protocol) and in which year?
A: Tim Burners-Lee created the WWW/http in 1992.
Q: How many columns are there in a worksheet?
A: A worksheet typically contains 256 columns.
Q: What does G.W. stand for in G.W.Basic?
A: G.W. in G.W.Basic stands for Gateway.
Q: Who created the first supercomputer?
A: J.H. Van Tassel created the first supercomputer.
Q: What does CORBA stand for?
A: CORBA stands for Common Object Request Broker Architecture.
Q: What does URL stand for?
A: URL stands for Uniform Resource Locator.
Q: Who invented the RAM chip?
A: Intel invented the RAM chip.
Q: How is information stored on a disk?
A: Information is stored on a disk as a series of bumps on its shiny side.
Q: Do DVDs hold more information than CDs? How do they achieve this?
A: Yes, DVDs hold more information than CDs. They use smaller bumps and have two reflective layers.
Q: How are recordable CDs different from regular CDs in terms of data storage?
A: Recordable CDs do not have bumps. They have patches of color on the disk to change the reflected laser light.
Q: Who designed the world’s first commercial computer and when?
A: John Mauchly and J. Presper Eckert designed the world’s first commercial computer, Univac-1, in 1951.
Q: When was the mainframe computer built?
A: The mainframe computer was built in 1968.
Q: When was the first supercomputer, Cray-1, developed?
A: The first supercomputer, Cray-1, was developed in 1976.
Q: When did IBM produce the IBM PC?
A: IBM produced the IBM PC in 1981.
Q: When did IBM create the quantum computer?
A: IBM created the quantum computer in 1998.
Q: What kind of processing does a supercomputer use?
A: Supercomputers use parallel processing.
Q: When were computer games introduced?
A: Computer games were introduced in 1974.