💻 Computing Solved MCQs with Answers

Practice 1954 approved 💻 Computing questions with verified answers from the 💾 Computer Science subject for Pakistan exams.

1954 solved MCQs

Dividing a number by zero is an example of _____ error.Answer: Logical Which supports rate from 100 Kbps to 4 Mbps?Answer: Infrared The first Graphical User Interface (GUI) computer was developed by which company?Answer: Apple The software that is available free of charge is called _____?Answer: Freeware The types of expansion slots are _____?Answer: AGP, PCI, ISA The ____ directs and coordinates most of the operations in the computer.Answer: CU Based on speed, size and performance digital computers are classified into _____ types.Answer: 4 The third generation computers could carry out instructions in ______ of a second.Answer: Billionth Which statement shifts the control back to the beginning of the loop?Answer: continue By default, which is the smallest heading tag in HTML?Answer: H6 All the modern computers operate onAnswer: Data Which physical part of computer is responsible for connecting various peripheral and components?Answer: Motherboard Which is the cheapest memory device?Answer: Compact Disk The first calculator was invented by?Answer: Blaise Pascal Basic is a/an ______ language.Answer: Procedural the accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately?Answer: 16 digits ______ computer are of large size?Answer: Mainframe computers What is compiler?Answer: System program that converts instructions to machine language. Which of the following class of computers cannot support multiple users simultaneously?Answer: Micro computers The only language which the computer understands is?Answer: Machine Language Which of the following is not a windows version?Answer: Windows 9 Gmail, Hotmail and Yahoo are ______?Answer: Email services An optical disk is an electronic data storage medium that can be written to and read from using a ______ beam.Answer: low-powered laser The processed output given by computer is also called?Answer: information Which of the following do not belong to queues for processes?Answer: Ready-to-Halt Queue You can organize files by storing them in?Answer: Folder What kind of memory is both static and non volatile?Answer: ROM (Read-Only Memory) Which of the following controls the process of interaction between the user and the operating system?Answer: Shell Which technology id used in compact disks?Answer: Laser Technology Any data or instruction entered into the memory of a computer is considered as?Answer: Input