1000+ Computer Science Engineering Objective Type Questions & Answers - 1

Question: 1

Which of the following is widely used in academic testing?

(A) OMR

(B) OCR

(C) POS

(D) MICR

Question: 2

A temporary storage area, attached to the CPU for I/O operations is a

(A) core

(B) channel

(C) buffer

(D) register

Question: 3

Which of the following printers uses light beam and electrostatically sensitive black powder?

(A) chain printer

(B) laser printer

(C) dot matrix printer

(D) daisy wheel printer

Question: 4

Memory mapped displays

(A) are associated with electromechanical teleprinters

(B) stores the display data as individual bits

(C) uses ordinary memory to store the display data in character form

(D) are utilized for high resolution graphics such as maps

Question: 5

The metal disks which are permanently housed in sealed ad contamination free containers are called

(A) winchester disk

(B) flexible disk

(C) floppy disk

(D) hard disk