SPSC Senior Computer Operator Past Paper 14-01-2025

Q21: What is the correct formula to calculate the cost of a cloud computing deployment?

کلاؤڈ کمپیوٹنگ کی تعیناتی کی لاگت کا حساب لگانے کا صحیح فارمولا کیا ہے؟

CostCLOUD = Σ(UnitCostCLOUD / (Revenue – CostCLOUD))

CostCLOUD = Σ(UnitCostCLOUD × (Revenue + CostCLOUD))

CostCLOUD = Σ(UnitCostCLOUD / Revenue)

None of these

This formula reflects the relationship between unit cost, revenue, and total cost in a cloud computing deployment.

Q22: Choose the sentence with the correct modifier placement?She drove almost her kids to school every day. ,Almost she drove her kids to school every day., She drove her kids to school almost every day.

She drove almost her kids to school every day.

Almost she drove her kids to school every day.

She drove her kids to school almost every day.

None of these

Q23: Which type of attack involves tricking a user into providing sensitive information?

کس قسم کے حملے میں صارف کو حساس معلومات فراہم کرنے کے لیے دھوکہ دینا شامل ہے؟

DDoS

Phishing

SQL Injection

None of these

Q24: What is the time complexity of searching for an element in a balanced binary search tree?

متوازن بائنری سرچ ٹری میں کسی عنصر کی تلاش میں وقت کی پیچیدگی کیا ہے؟

O(1)

O(n)

O(log n)

None of these

Q25: Which of the following operations is typically more efficient in a linked list compared to an array?

مندرجہ ذیل میں سے کون سا آپریشن عام طور پر ایک صف کے مقابلے میں منسلک فہرست میں زیادہ موثر ہے؟

Accessing the middle element

Accessing an element by index

Inserting an element at the beginning

None of these

Q26: Which service model is typically used for web hosting?

ویب ہوسٹنگ کے لیے عام طور پر کون سا سروس ماڈل استعمال ہوتا ہے؟

IaaS

PaaS

Saas

None of these

Q27: Which of the following is not a private IP address range according to RFC 1918?

172.16..0 - 172.31.255.255

192.168.0.0 - 192.168.255.255

169.254.0.0 - 169.254.255.255

None of these

Q28: Which scheduling algorithm uses a "time quantum" to allocate CPU time to processes?

کون سا شیڈولنگ الگورتھم سی پی یو وقت کو پروسیس کرنے کے لیے "ٹائم کوانٹم" کا استعمال کرتا ہے؟

Priority Scheduling

Round Robin (RR)

Shortest Job First (SJF)

None of these

Q29: What is the purpose of a Fishbone Diagram in quality assurance?

کوالٹی اشورینس میں فش بون ڈایاگرام کا مقصد کیا ہے؟

To automate test scripts

To identify potential causes of defects

To test the performance of the software

None of these

Q30: The project manager faced a _____ task of meeting the tight deadlines.

Unimportant

Daunting

Baser

None of these