Q.101 An area of a computer that temporarily holds data waiting to be processed is?
CPU
Memory
Storage
File
Explanation
Computer memory, specifically RAM, acts as a temporary holding area for data that the CPU needs to access quickly for processing.
Q.102 Computers built before the first generation (vacuum tube era) were typically?
Mechanical
Electromechanical
Electrical
Electronics
Explanation
Early computing devices like the Harvard Mark I were electromechanical, using a combination of electrical and mechanical parts (like relays).
Q.103 Which key is commonly used to execute or run a selected command?
SHIFT
ENTER
ESC
F9
Explanation
The Enter key is used to signal the computer to process the information or command that has been typed or selected.
Q.104 Which functional key is used to display the 'Save As' dialog box in many applications?
F12
ENTER
F4
F9
Explanation
In Microsoft Office and many other applications, pressing F12 is the standard shortcut to open the Save As window.
Q.105 Data becomes ________ when it is presented in a format that people can understand and use.
Processed
Graphs
Information
Presentation
Explanation
Information is the result of processing data so that it carries meaning and context for the user.
Q.106 What is often considered the 'heart' or 'brain' of the computer?
CPU
RAM
Information
ROM
Explanation
The Central Processing Unit (CPU) is known as the heart/brain because it carries out all the instructions of computer programs.
Q.107 Which term designates equipment that can be added to a computer system to enhance its functionality?
Digital device
System
Disk
Peripheral device
Explanation
Peripheral devices are external hardware components (like printers or scanners) that connect to a computer but are not part of the core architecture.
Q.108 Which of the following is a microprocessor-based computing device?
Personal computer
Mainframe
Server
System
Explanation
Personal computers (PCs), including desktops and laptops, are designed around a single microprocessor.
Q.109 RAM can be treated as the ________ for the computer's processor.
Factory
Operating Room
Watching Room
Waiting Room
Explanation
RAM is often called a ‘waiting room’ because it holds data and instructions that are waiting to be processed by the CPU.
Q.110 Which of the following are the functions of an operating system?
Allocates resources
Monitors Activities
Manages Disk and files
All of the above
Explanation
The OS acts as a manager, handling hardware resources, file systems, and supervising system performance and security.
Q.111 Moving a copy of a file from one computer to another over a communication channel is called?
File transfer
File encryption
File modification
All of the above
Explanation
File transfer (such as via FTP or over a network) is the process of transmitting data between two separate systems.
Q.112 The primary function of the ________ is to set up hardware and load the operating system.
System programs
CP
BIOS
All of the above
Explanation
The BIOS (Basic Input/Output System) initializes hardware during the boot process and hands off control to the operating system.
Q.113 What kind of memory is both static and non-volatile?
RAM
ROM
BIOS
All of the above
Explanation
ROM (Read-Only Memory) is non-volatile, meaning it keeps its data even when power is lost, and its content is generally static.
Q.114 Which of the following is NOT a part of the CPU?
Control unit
ALU
BIOS
Primary storage
Explanation
While Primary Storage (RAM) works closely with the CPU, it is a separate hardware component, unlike the CU and ALU which are inside the CPU.
Q.115 ________ is software designed to operate hardware and provide a platform for application software.
Application software
System software
System
Operating System
Explanation
System software, which includes the operating system, acts as an intermediary between the hardware and the user’s applications.
Q.116 The ________ is the amount of data a storage device can move to the computer per second.
Data transfer rate
Data digitizing rate
Data access rate
None of these
Explanation
Data transfer rate measures the speed at which data travels from one location (like a hard drive) to another (like the CPU/RAM).
Q.117 A letter, digit, or special character is represented by a code in a single ________.
Bit
Byte
Kilobyte
None of these
Explanation
A byte consists of 8 bits and is typically the amount of space required to store a single character of text.
Q.118 A device which is not connected to the CPU is referred to as an?
Land line device
Off-line device
Device
None of these
Explanation
Devices that are not currently under the direct control of the CPU are called off-line devices.
Q.119 What is another name often used for a programmed chip?
RAM
ROM
LSIC
None of these
Explanation
LSIC stands for Large Scale Integrated Circuit; many specialized programmed chips are designed using LSI technology.
Q.120 On-line real-time systems became popular during which computer generation?
First Generation
Second Generation
Third Generation
Fourth Generation
Explanation
The Third Generation saw the rise of multiprogramming and real-time processing capabilities.
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