A. simulator
B. duplicator
C. trainer
D. COM device
✅ The correct answer is option A.
Computer
Prepare with the best Computer MCQs with answers and explanations for exams and job tests. Our question bank covers computer fundamentals, hardware, software, networking, operating systems, databases, programming, internet, and information technology. These Computer multiple-choice questions are helpful for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, IT certifications, and job interviews. Practice online to improve your knowledge and score higher with our updated and comprehensive Computer MCQs.
672. The first generation of computers available was based on the bit micro processors.
A. 4
B. 8
C. 16
D. 64
✅ The correct answer is option B.
673. A collection of interrelated file in computer is a-
A. File manager
B. Field
C. Record
D. Database
✅ The correct answer is option D.
674. A URL is:
A. A computer program
B. A type of web server
C. The address of a document or page on the world wide web
D. An acronym for unlimited resources for learning
✅ The correct answer is option C.
675. What is the storage capacity of a Hollerith card which is organized into nibbles?
A. 32
B. 64
C. 128
D. 240
✅ The correct answer is option D.
676. A logic gate is an electronic circuit which
A. makes logic decisions
B. allows electron flow only in one direction
C. works on binary algebra
D. alternates between 0 and 1 values
✅ The correct answer is option A.
677. An output device that uses words or messages recorded on a magnetic medium to produce audio response is
A. Magnetic tape
B. Voice response unit
C. Voice recognition unit
D. Voice band
✅ The correct answer is option B.
678. Communication that involves computers, establishing a link through the telephone system is called
A. Teleprocessing
B. Microprocessing
C. Telecommunications
D. All of the above
✅ The correct answer is option C.
679. A register in which of the following that holds the current instruction while it is being executed is called instruction register.
A. ALU
B. CPU
C. Memory
D. Address
✅ The correct answer is option B.
680. What type of magnetic material is normally used in bubble memories?
A. Magnetic core
B. Cobalt
C. Garnet
D. Metallic
✅ The correct answer is option C.