Which type of computer functions as a central repository, providing hardware, software, and other resources to multiple clients connected over a network?
Trả lời
(D)
Server
2
What does the 'Thesaurus' feature in word processing packages help users with?
Trả lời
(A)
Find synonyms and antonyms of words
3
Which access method is least efficient for data retrieval?
Trả lời
(B)
Sequential access
4
Which application package is used for developing websites?
Trả lời
(D)
Adobe Dreamwaver
5
Which of the following best describes software?
Trả lời
(B)
Logical sequences of coded instructions
6
Which of the following best describes the SDLC?
Trả lời
(B)
A framework for developing information system
7
Which key on a keyboard is used to access special functions like volume control or brightness?
Trả lời
(C)
Function key
8
Which stage of the SDLC involves evaluating the system to ensure it meets user needs and making necessary adjustments?
Trả lời
(A)
Review
9
What is the relationship between a 'record' and a 'file'?
Trả lời
(D)
A file contains multiple records
10
What was the primary advancement of the EDVAC over the ENIAC?
Trả lời
(C)
Stored-Program architecture
11
What is the term for the unauthorized modification of data within a database by exploiting vulnerabilities in an application's software?
Trả lời
(B)
SQL injection
12
Why is it important to be stable, steady, and patient during program development?
Trả lời
(B)
To reduce the likelihood of making errors
13
What is the purpose of the design phase in program development?
Trả lời
(C)
To create a flow chart and algorithm
14
What type of printer uses toner to print documents?
Trả lời
(B)
Laser jet printer
15
What is the output expression for the circuit shown above?
Trả lời
(D)
A B+BC
16
Microprocessors became widely used in which generation of computers?
Trả lời
(A)
Fourth generation
17
What is a flowchart?
Trả lời
(A)
A visual representation of an algorithm, using geometric shapes and symbols to depict the flow of logic.
18
Which network device provides a central point for connecting devices within a network and manages data traffic between them?
Trả lời
(C)
Switch
19
Which of the following is a cloud storage service?
Trả lời
(B)
Drop Box
20
In graphic design, what does the term DPI stand for?
Trả lời
(D)
Dots Per Inch
21
What is a common security threat that can compromise your computer files?
Trả lời
(B)
Weak passwords are used for user accounts and file access.
22
Which characteristic of a computer refers to its ability to minimize energy, consumption and resource usage?
Trả lời
(C)
Efficiency
23
Which operation combines multiple files into a single archive file?
Trả lời
(D)
Compress
24
What does the term "formula" refer to in a spreadsheet?
Trả lời
(C)
A predefined calculation
25
What are some key components of an ICT system?
Trả lời
(D)
Hardware, software, and networks
26
Which toolbar in word processing packages provides options for adjusting paragraph alignment, indentation,and spacing.
Trả lời
(D)
Formatting Toolbar
27
How can you add speaker notes to a PowerPoint slide?
You can add speaker notes by clicking on "View" and then selecting "Notes Page" to open the notes pane where you can
e your notes.
Trả lời
(D)
Click on
28
What is a potential drawback of using high-level programming languages?
Trả lời
(C)
High-level languages can sometimes have slower execution speeds due to the abstraction layer.
29
What type of ICT is used for immersive gaming solutions?
Trả lời
(B)
Virtual Reality (VR) Headset
30
What does the acronym ISP stand for?
Trả lời
(B)
Internet Service Provider
31
What is the primary purpose of using a query in MS Access?
Trả lời
(D)
To visually represent data trends and relationships through charts and graphs.
32
Which operation combines multiple files into a single archive file?
Trả lời
(C)
Compress
33
What is the advantage of using cell references in formulas compared to entering constant values?
Trả lời
(D)
Cell references improve formula accuracy by reducing manual data entry.
34
Which type of software acts as an intermediary between hardware and applications?
Trả lời
(A)
System software
35
What is the main advantage of using hexadecimal over binary?
Trả lời
(B)
Easier to read and write
36
Which type of attack floods a network or server with excessive traffic to make it unavailable to legitimate users?
Trả lời
(D)
Denial-of-service attack
37
What is the term for an email scam that tries to trick people into giving out personal information?
Trả lời
(D)
Phishing
38
Which type of computer would a small business most likely use for everyday tasks?
Trả lời
(C)
Microcomputers
39
Which of the following is NOT a characteristic of interpreters?
Trả lời
(D)
They translate code into machine code at once
40
Which database organization uses parent-child relationships to organize data in a tree-like structure?
Trả lời
(C)
Hierarchical
41
What is the main purpose of device drivers?
Trả lời
(A)
Manage hardware devices
42
What distinguishes open-source software from proprietary software?
Trả lời
(D)
Open source software allows modification and redistribution, while proprietary software does not.
43
Which of the following data types is used to represent textual data in computers?
Trả lời
(C)
String
44
What is the function of the motherboard in a computer system?
Trả lời
(B)
Connect all hardware components
45
What does SSD stand for, and what is its primary advantage?
Trả lời
(D)
Solid State Drive, faster speed
46
Which statement is used to skip the execution of the current iteration and start the next iteration in a loop?
Trả lời
(C)
Continue statement
47
What is the key innovation of the Analytical Engine?
Trả lời
(C)
It incorporated the idea of a memory unit to store data and programs.
48
What is the benefit of using a bulleted or numbered list in your document?
Trả lời
(D)
To highlight important points and improve readability by visually separating items.
49
What are some common criteria used to classify computer files?
Trả lời
(A)
File type and content.
50
What is the advantage of using cell references in formulas compared to entering constant values?
Trả lời
(A)
Cell references improve formula accuracy by reducing manual data entry.
