Computer Studies 2022 Jamb Examination
Computer Studies 2022 Jamb Examination
Question 41
What tells the computer how to use its components?
The operating system tells the computer how to use its components by managing resources and coordinating hardware with software. It ensures that input, output, memory, and processing work together efficiently. Without it, hardware components cannot function in an organized way.
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Question 42
What does CO stand for in COBOL?
In COBOL, the letters "CO" stand for Computer Oriented, while "BOL" stands for Business Oriented Language. COBOL is designed for business applications like payroll, banking, and transaction processing. Thus, the full meaning is Computer Oriented Business Oriented Language.
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Question 43
What does a linker program do?
A linker program combines a program with other libraries or modules required for its execution. It ensures that external functions, procedures, or system calls referenced in the code are correctly connected before running. This step is vital in creating an executable file.
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Question 44
In which situation does running application remain active?
Running applications remain active when the user is switched, because the system maintains the state of the current session. Logging off, shutting down, or rebooting closes all applications, but switching users preserves them for later resumption.
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Question 45
Internet explorer is used for
Internet Explorer is a web browser developed by Microsoft, used mainly for viewing web pages. It allows users to access, navigate, and interact with content on the World Wide Web. It is not primarily designed for movies, music, or drawing.
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Question 46
What does LAN stand for?
LAN stands for Local Area Network, which connects computers within a small geographical area like a building or campus.
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Question 47
The Internet is an example of which computer network?
The Internet is a Wide Area Network (WAN) because it spans across the globe, connecting millions of devices worldwide.
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Question 48
A permanent memory, which has data and instruction to start up the computer and does not erase data after power off.
ROM (Read Only Memory) stores permanent instructions such as the BIOS used to boot the computer, and retains data even without power.
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Question 49
A display listing of program options which users can select is called?
A menu provides a list of commands or options that a user can select to perform tasks within a program.
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Question 50
The illegal access to a network or computer system is___________.
Cracking refers to the illegal access or breaking into a computer system or network without authorization.
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| Capital | 40,000 | Furnishing | 10,000 |
| Ceiling Fan | 1,500 | ||
| Cash in Hand | 28,500 | ||
| Total | 40,000 | Total | 40,000 |
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(i). rent for shop ₦12,000 paid for the year
(ii). Total purchases ₦15,000
(iii). Total sales ₦8,200
(iv). Stock of goods left ₦10,000
(v). paid sales boy ₦500
What is the balance on its cash account as at 31/1/95?
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