/
Introduction to Computers and software basics
Save to my account
Sign up
Introduction to Computers and software basics
Introduction to Computers and software basics
Study
1
Question
What is a computer?
Page 1
Answer
An electronic device that performs processes, calculations, and operations based on instructions from software or hardware programs.
2
Question
What is the difference between data and information in computing?
Page 1
Answer
Data is raw facts and figures; information is processed data used for decisions and actions.
3
Question
What are arithmetic operations in data processing?
Page 1
Answer
Calculations like addition, subtraction, differentials, and square root.
4
Question
What are logical operations in data processing?
Page 2
Answer
Comparison operations like greater than, less than, equal to, and opposite.
5
Question
What is the input unit of a computer?
Page 2
Answer
Devices like keyboard and mouse used to input data and instructions.
6
Question
What is the output unit of a computer?
Page 2
Answer
Devices like printer and visual display unit that provide information to the user.
7
Question
What does the control unit do in a computer?
Page 2
Answer
Controls all functions of the computer and manages interactions between parts.
8
Question
What is the arithmetic logic unit (ALU)?
Page 2
Answer
The brain of the computer where arithmetic and logical operations occur.
9
Question
What are the two types of memory in a computer?
Page 2
Answer
Primary memory (inside CPU) and secondary memory (external).
10
Question
What is the central processing unit (CPU)?
Page 2
Answer
Control unit, arithmetic logic unit, and memory together.
11
Question
What are hardware components of a computer?
Page 2
Answer
Physical devices like keyboard, mouse, and printer that can be seen and touched.
12
Question
What is software in computing?
Page 2
Answer
Set of instructions or programs that make hardware function.
13
Question
What is the speed characteristic of computers?
Page 2
Answer
Can carry out 3-4 million instructions per second.
14
Question
What causes errors in computers?
Page 2
Answer
Inaccurate data, wrong instructions, or bugs in chips (human errors).
15
Question
What is the reliability characteristic of computers?
Page 2
Answer
Can repeat the same work without errors from tiredness or boredom.
16
Question
What is versatility in computers?
Page 3
Answer
Can perform a wide range of tasks from data entry to complex calculations.
17
Question
What is storage capacity advantage of computers?
Page 3
Answer
Can store large amounts of data cheaply and safely from wear and tear.
18
Question
What advantage do computers have in repetitive tasks?
Page 3
Answer
Perform the same task repeatedly with consistent accuracy without tiring.
19
Question
What is a disadvantage of computers regarding intelligence?
Page 3
Answer
No intelligence; follow instructions blindly without considering outcomes.
20
Question
What is required for computers to function?
Page 3
Answer
Regular electric supply.
21
Question
What is booting in computers?
Page 3
Answer
Starting a computer or device by switching on power and loading the OS.
22
Question
What is BIOS?
Page 3
Answer
Basic Input Output System, the first program that runs on startup; firmware in hardware.
23
Question
What is the difference between cold booting and warm booting?
Page 3
Answer
Cold: starting from power off; warm: restarting a running system (faster, no BIOS reload).
24
Question
What is hardware in a computer system?
Page 4
Answer
Physical parts or components that can be seen and touched.
25
Question
Give examples of input devices as hardware.
Page 4
Answer
Keyboard, mouse.
26
Question
Give examples of output devices as hardware.
Page 4
Answer
Printer, monitor.
27
Question
Give examples of secondary storage devices.
Page 4
Answer
Hard disk, CD, DVD.
28
Question
Give examples of internal hardware components.
Page 4
Answer
CPU, motherboard, RAM.
29
Question
What is software?
Page 4
Answer
Set of instructions that achieve a single outcome or task when programs work together.
30
Question
What is a program?
Page 5
Answer
Sequence of instructions written to solve a particular problem.