GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
21. | Communication ports are found on the back of microcomputers. They are used to connect the computer to _____ | ||
A. | printers | ||
B. | modems | ||
C. | other hardware | ||
D. | All of the above | ||
22. | Which is considered a direct entry input device? | ||
A. | Optical scanner | ||
B. | Mouse | ||
C. | Light pen | ||
D. | All of the above | ||
23. | In a computer system, which device is functionally opposite of a Key-board? | ||
A. | Mouse | ||
B. | Trackball | ||
C. | Printer | ||
D. | Joystick | ||
24. | The first firm to mass-market a microcomputer as a personal computer was | ||
A. | IBM | ||
B. | Sperry Univac | ||
C. | Radio Shack | ||
D. | Data General Corporation | ||
25. | The data appearing first in the left portion of punched card is | ||
A. | descriptive data | ||
B. | coded data | ||
C. | quantitative data | ||
D. | All of the above | ||