Author name: Umar Draz

educationist

In Excel, a formula always starts with which symbol?

A. =
B. +
C. -
D. /
Correct answer is: A. =
In Excel, every formula must start with the equal sign (=) so that Excel recognizes it as a formula.

Which tab is used to add bibliography and citations in MS Word?

A. Insert
B. Design
C. References
D. Home
Correct answer is: C. References
The References tab allows users to add citations, manage sources, and insert a bibliography.

Which key is used for Help in Windows?

A. F1
B. F2
C. F5
D. F11
Correct answer is: A. F1
Pressing F1 opens the help window in most Windows applications.

Cyber security protects computer networks against:

A. Unauthorized Access
B. Exploitation
C. Modification
D. All of these
Correct answer is: D. All of these
Cybersecurity ensures protection from unauthorized access, misuse, and data modification.

Which key is used to view Slide Show in PowerPoint?

A. F1
B. F5
C. F7
D. Esc
Correct answer is: B. F5
In PowerPoint, pressing F5 starts the slide show from the beginning.

Which shortcut key is used to insert a hyperlink?

A. Ctrl+H
B. Ctrl+L
C. Ctrl+K
D. Ctrl+Y
Correct answer is: C. Ctrl+K
The shortcut Ctrl + K is used to insert a hyperlink in Word, Excel, and PowerPoint.

The innermost directory in the path C > Documents and files > Desktop > City > Market is:

A. Computer
B. Document and files
C. Desktop
D. Market
Correct answer is: D. Market
The last folder in the path (Market) is the innermost directory.

Find the volume of a cylinder whose base radius is 4 cm and height is 10 cm.

A. 402 cm³
B. 462 cm³
C. 502 cm³
D. 902 cm³
Correct answer is: C. 502 cm³
Volume of cylinder = πr²h = 3.14 × (4²) × 10 = 502.4 cm³ ≈ 502 cm³.

A and B finish a job in 12 days, while A, B, and C finish in 8 days. How many days will C alone take?

A. 20 days
B. 24 days
C. 28 days
D. 30 days
Correct answer is: B. 24 days
Work of A+B in 1 day = 1/12, A+B+C in 1 day = 1/8 → C’s work = 1/24 → C alone = 24 days.

If the distance between A(p,0) and B(0,p) is 8, find p.

A. ”√32″
B. ”4√6″
C. ”4″
D. ”√4″
Correct answer is: A. ”√32″
”Distance
= √(2p²) = 8 → p² = 32 → p = ±√32.”]

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