[{"id":188182,"question":"The unit that transform data in informaion is the","choices":[{"text":"CPU","value":"A"},{"text":"ROM","value":"B"},{"text":"DVD","value":"C"},{"text":"OCR","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":188181,"question":"The heart of the digital computer is","choices":[{"text":"control unit","value":"A"},{"text":"memory unit","value":"B"},{"text":"logic unit","value":"C"},{"text":"visual display unit","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":188180,"question":"During E time the ALU","choices":[{"text":"examines the instruction","value":"A"},{"text":"enters the instruction","value":"B"},{"text":"executes the instruction","value":"C"},{"text":"elicits the instruction","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":188179,"question":"The entire computer is coordinated by","choices":[{"text":"The ALU","value":"A"},{"text":"the accumulator","value":"B"},{"text":"arithmetic operators","value":"C"},{"text":"the control unit","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":188178,"question":"The central processing unit comprises of","choices":[{"text":"software,hardware,and power supply unit","value":"A"},{"text":"software arithmetic and logic unit,and control unit","value":"B"},{"text":"memory ,VDU and printers","value":"C"},{"text":"input devices output devices and memory","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":188177,"question":"The central processing unit comprises of","choices":[{"text":"memory ,VDU and printers","value":"A"},{"text":"input devices output devices and memory","value":"B"},{"text":"software arithmetic and logic unit,and control unit","value":"C"},{"text":"software,hardware,and power supply unit","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":188176,"question":"A CPU has","choices":[{"text":"control unit consisting of program counter and instruction decoded,and arithmetic unit having accumulator.","value":"A"},{"text":"bubble memory","value":"B"},{"text":"visual display unit","value":"C"},{"text":"auxiliary storage unit","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":111620,"question":"Data and instructions are put into primary storage by.","choices":[{"text":"memory","value":"A"},{"text":"the control unit","value":"B"},{"text":"secondary storage","value":"C"},{"text":"the ALU","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":111619,"question":"The complex set of electrical circuitry that executes program instructions is called the.","choices":[{"text":"register","value":"A"},{"text":"central processing unit","value":"B"},{"text":"accumulator","value":"C"},{"text":"bus line","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":111617,"question":"Which of the following is a Correct definition of volatile memory?..","choices":[{"text":"It loses its contents at high ambient temperatures","value":"A"},{"text":"Its contents are lost on failure of power supply","value":"B"},{"text":"It has to be kept in air tight boxes always","value":"C"},{"text":"It is the latest type of bubble memory","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":111613,"question":"The function of an OP code is.","choices":[{"text":"To instruct the CPU","value":"A"},{"text":"To translate a mnemonic","value":"B"},{"text":"Operate the I/O devices","value":"C"},{"text":"To act as a buffer","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":111612,"question":"Desktop and personal computers are other names for.","choices":[{"text":"micro computers","value":"A"},{"text":"mini computers","value":"B"},{"text":"mainframes","value":"C"},{"text":"peripheral equipment","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":111610,"question":"Step-by-step instructions that run the computer are.","choices":[{"text":"hardware","value":"A"},{"text":"documents","value":"B"},{"text":"programs","value":"C"},{"text":"CPUs","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111608,"question":"A bootstrap is.","choices":[{"text":"a memory device","value":"A"},{"text":"a device to support the computer","value":"B"},{"text":"a small initialization program to start up a computer","value":"C"},{"text":"an error correction technique","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111605,"question":"A computer can be defined as an electronic device that can: (choose the most precise definition).","choices":[{"text":"carry out logical functions","value":"A"},{"text":"carry out arithmetical operations","value":"B"},{"text":"accept and process data using a set of stored instructions","value":"C"},{"text":"present information on a VDU","value":"D"},{"value":"E"}],"correctAnswer":3}]