Computer Fundamental Miscellaneous - Study Mode

[#601] Which of the following are likely to jam the read/write head of a disk pack?
Correct Answer

(D) All of the above

Explanation

Solution: They are likely to jam the read/write head of a disk pack and Dust Smoke particle Finger print smudge.

[#602] Impact printers
Correct Answer

(A) strike a ribbon against the paper to produce character images

Explanation

Solution: An impact printer is a type of printer that works by direct contact of an ink ribbon with paper. A metal or plastic head strikes the ink ribbon, whereby the ribbon is pressed against the paper and the desired character (letter, digit, dot, line) impression is printed on the sheet.

[#603] Which of the following is not a practical data-processing approach?
Correct Answer

(C) immediate-sequential

Explanation

Solution: Immediate-sequential is not a practical data-processing approach. Process data is called information. The data that is processed is known as information.

[#604] Bit map terminal
Correct Answer

(D) All of the above

Explanation

Solution: Bit map terminal is a Support displays containing multiple windows, Requires considerable amount of video RAM and Requires tremendous amount of copying and hence low performance. A bit map defines a display space and the color for each pixel or "bit" in the display space.

[#605] A 32 bit microprocessor has the word length equal to
Correct Answer

(C) 4 bytes

Explanation

Solution: A 32 bit microprocessor has the word length equal to. Data structures containing such different sized words refer to them as WORD (16 bits/2 bytes), DWORD (32 bits/4 bytes) and QWORD (64 bits/8 bytes) respectively.