A. 8 bits
B. 16 bits
C. 1024 bits
D. 32 bits
Welcome to ExamTonight — Free MCQ Exam Preparation Platform
ExamTonight is a trusted online platform for students preparing for competitive exams, including FPSC, NTS, PPSC, KPPSC, SPSC, CSS, PMS, ETEA, OTS, PTS, and other exams in 2026. With over 30,000+ MCQs across all major subjects, we help students practice smarter and improve their chances of success completely free.
What You Can Practice
Prepare for any exam with well-organized MCQs from all key subjects:
- General Knowledge MCQs — World GK, geography, history, organizations, current events
- Current Affairs MCQs — Daily updated Pakistan and international topics
- Pakistan Studies MCQs — History, constitution, geography, national issues
- Islamic Studies MCQs — Quran, Hadith, Islamic history, Fiqh
- Everyday Science MCQs — Biology, physics, chemistry, general science
- English MCQs — Grammar, vocabulary, synonyms, antonyms, comprehension
- Computer MCQs — IT basics, MS Office, internet, software
- Mathematics MCQs — Arithmetic, algebra, percentages, reasoning
Contribute & Share Knowledge
ExamTonight is not just for practice — you can also contribute:
- Submit your own MCQs
- Join Forum & Ask a Question
A. Data and control-
B. Address and data
C. Address, data and control
D. There is no concept of buses in computer system
A. Capacity of CPU
B. Capacity of the microprocessor
C. The number of data lines it contains
D. The system software
A. Like the city busses
B. Entirely different concept than city bus
C. Communication media only
D. Internet tools
A. Non-addressable
B. Addressable
C. Reads from the beginning of a file
D. Does not exist in computer system
A. An addressable storage
B. Non-addressable storage
C. Direct storage
D. Random storage
A. Control unit
B. CPU of Computer
C. Clock speed
D. ALU
A. Address
B. Data
C. Instruction
D. RAM
A. EAROM
B. PROM
C. Secondary storage devices.
D. RAM
A. The CPU cannot access the main memory directly
B. Cost, capacity and performance
C. ALU accepts data from secondary memory
only
D. None of the above
