51.
Dot-matrix is a type of

52.
Which kind of devices allows the user to add components and capabilities to a computer system?

53.
Where does a computer add and compare data?

54.
Which of the following require large computer memory?

55.
Which of the following are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU?

56.
Which disk interface standard includes support for up to eight peripheral devices?

57.
Who designed the first general purpose electronic digital computer "ENIAC" ?

58.
What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?

59.
The analog computer measures dimensions and its circuits use the differential and integral equations of continuous variables. The digital computer counts units and its circuits use

60.
In synchronous transmission data from various users