A. Magnetic disk
B. Optical Mark Reader
C. Card Puncher
D. Magnetic tape
✅ The correct answer is option B.
Basics of Computer Science MCQs
Strengthen your fundamental knowledge with our Basics of Computer Science MCQs with answers and explanations. Our collection covers key topics such as computer fundamentals, hardware and software, operating systems, networking basics, databases, programming concepts, and internet technologies. These multiple-choice questions are designed for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, and IT job assessments. Practice online to improve your understanding, enhance problem-solving skills, and excel in exams with our updated Basics of Computer Science MCQs
992. Which of the following is used for manufacturing chips?
A. control bus
B. control unit
C. parity unit
D. semiconductor
✅ The correct answer is option D.
993. Computer connected to a LAN (Local Area Network) can …….
A. run faster
B. go on line
C. share information and/or share peripheral equipment
D. E-mail
✅ The correct answer is option C.
994. Programs prepared by an outside supplier & privided to a user in a machine readable form is known as
A. Utility program
B. Canned program
C. Application program
D. Application software
✅ The correct answer is option B.
995. Different components on the motherboard of a PC processor unit are linked together by sets or parallel electrical conducting lines. What are these lines called?
A. Conductors
B. Busses
C. Connectors
D. Connectivity
✅ The correct answer is option B.
996. Which of the following is the user programmed semiconductor memory?
A. SRAM
B. DRAM
C. EPROM
D. All of the above
✅ The correct answer is option C.
997. Which 32-bit microprocessor is used in IBM’s PS/2 model-80 computer?
A. 8088
B. 80286
C. 80386
D. 80486
✅ The correct answer is option C.
998. An AND gate
A. implements logic addition
B. is equivalent to a series switching circuit
C. is an any or all gate
D. is equivalent to a parallel switching circuit
✅ The correct answer is option B.
999. The primary advantage of key-to-tape data-entry systems is:
A. A large percentage of editing can be performed at the time of data entry
B. Key verification is easily performed
C. The tape is reusable
D. Keying errors can be detected as they occur
✅ The correct answer is option C.
1000. A software package to implement a data base is
A. System analysis
B. DBMS
C. Database
D. DASD
✅ The correct answer is option B.