Computer fundamental miscellaneous questions with answers
918 multiple-choice questions. Open any question for its answer and explanation.
- To what temporary area can you store text and other data, and later paste them to another location?
- Computer Virus is a _______.
- .......... Is known as unauthorized access into others system.
- The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
- An optical input device that interprets pencil marks on paper media is
- A special type of device which uses an ordinary telephone with a computer is
- The organization and interconnection of the various components of a computer system is
- A hand-held device for optically reading bar codes on goods, labels & shelves is
- The octal equivalent of the number 11010.1011 is
- What is PCI(Peripheral Component Interconnect)?
- The punched card used in the IBM System/3 contains
- What is the shortcut key to "Undo" the last action in a document?
- Firewalls are used to protect against _____________
- What is the name of the storage device which is used to compensate for the difference in rates of flow of data from once device to another?
- An advantage of overlapped processing activities is:
- The time required for the fetching and execution of one simple machine instruction is
- Plotter accuracy is measured in terms of repeatability and
- Arithmetic logic unit I. perform arithmetic operations II. store data III. perform comparison IV. communicate with input devices from above the correct one is
- An automatic machine that performs routine seemingly human tasks is
- A path linking 2 hardware or telecommunication units down which data and control signals can be transmitted is
- How many operations per second can perform by a modern fast mainframe digital computer.
- Which one is not an input device?
- An impact printer creates characters by using?
- The first electronic general purpose digital computer built by Mauchly and Eckert called ENIAC did not work on the stored program principle. How many numbers could it store in its internal memory?
- Which of the following professions has not been affected by personal computers?