912. Where would you find a magnetic strip?
A. Speakers
B. Credit card
C. Smart card
D. All of the above
✅ The correct answer is option B.
914. Which of the following are the building blocks of all the circuits in a computer.
A. Circuit switch
B. Logic gates
C. Logical Operators
D. Instructions
✅ The correct answer is option B.
916. A Winchester disk is a
A. Disk Stack
B. Removable disk
C. Flexible disk
D. All of the above
✅ The correct answer is option A.
918. The working principles of today’s computers were provided by an English mathematician
A. Charles Babbage
B. Dr. Hollerith
C. Donald Reach
D. Ken Reider
✅ The correct answer is option A.
921. Which of the following is not a practical data-processing approach?
A. batch-sequential
B. batch-direct
C. immediate-sequential
D. immediate-direct
✅ The correct answer is option C.
924. In the language of the computer profession, one thousand position of main storage is represented with the letter
A. K
B. L
C. M
D. C
✅ The correct answer is option A.
927. The function of CPU is
A. to provide a hard copy
B. to read, interpret and process the information and instruction
C. to communicate with the operator
D. to provide external storage of text
✅ The correct answer is option B.
930. Which is a basic technique, using activity networks.
A. CPA
B. VLSI
C. GIGO
D. MSI
✅ The correct answer is option A.
933. Why is the width of the data bus so important to the processing speed of a computer?
A. The narrower it is, the greater the computer’s processing speed
B. The wider it is, the more data that can fit into main memory
C. The wider it is, the greater the computer’s processing speed
D. The wider it is, the slower the computer’s processing speed
✅ The correct answer is option C.
936. Which of the following languages is more suited to a structured program?
A. PL/1
B. FORTRAN
C. BASIC
D. PASCAL
✅ The correct answer is option D.