Which of the following is NOT a valid Microsoft Excel file format? A. .xlsx B. .csv C. .xls D. .pdf Correct answer is: D. .pdf 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
The HTTP protocol works on which port by default? A. 21 B. 80 C. 25 D. 443 Correct answer is: B. 80 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
What defines the rule for communication between Computers? A. Hardware B. Operating System C. Protocol Network D. Software Correct answer is: C. Protocol Network 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Which of the following is not a routing protocol? A. ICMP B. RIP C. BGP D. OSPF Correct answer is: A. ICMP 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Which protocol or service is used terminal connection service? to remote log into another computer? A. FTP B. UDP C. RARP D. Telnet Correct answer is: D. Telnet 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Which are binary numbers? A. 0 and 1 B. 1 and 2 C. 1 and 3 D. 1 and 5 Correct answer is: A. 0 and 1 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Deadlock in an operating system occurs when? A. A process terminates unexpectedly B. A process waits indefinitely for resources held by other processes C. CPU is overloaded D. Memory is insufficient Correct answer is: B. A process waits indefinitely for resources held by other processes 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
A. A process terminates unexpectedly B. A process waits indefinitely for resources held by other processes C. CPU is overloaded D. Memory is insufficient
Files are primary recognized by their? A. File extension B. Name C. Size D. Location Correct answer is: A. File extension 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Google Docs is a? A. Word processor B. Spreadsheet C. Presentation tool D. Database Correct answer is: A. Word processor 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Linear sequential model is which type of model? A. Agile B. Spiral C. Iterative D. Water fall Correct answer is: D. Water fall 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Scrum is used as framework in? A. DevOps B. Agile C. Waterfall D. RAD Correct answer is: B. Agile 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
The process of Finding and correcting errors in the program code is called? A. Compiling B. Executing C. Testing D. Debugging Correct answer is: D. Debugging 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
In communication satellite, multiple repeaters are known as? A. Detector B. Modulator C. Transponders D. Stations Correct answer is: C. Transponders 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
On which principle does stack work? A. FIFO B. LIFO C. FILO D. LILO Correct answer is: B. LIFO 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
What is the shortcut key to move to next sheet in a workbook? A. Ctrl+Home B. Ctrl+End C. Ctrl+Page Down D. Ctrl+Page Up Correct answer is: C. Ctrl+Page Down 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
A decentralized, distributed digital ledger consisting of records is called: A. Database B. Cloud storage C. Blockchain D. Data Warehouse Correct answer is: C. Blockchain 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
In which tab how to insert pivot table? A. Home Tab B. Formulas Tab C. Insert Tab D. Data Tab Correct answer is: C. Insert Tab 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Which part of operating system is responsible for the most fundamental control over all the computer’s hardware devices? A. Shell B. The kernel C. Device drivers D. File system Correct answer is: B. The kernel 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
IPv6 is based on? A. 128 bits B. 36 bits C. 48 bits D. None Correct answer is: A. 128 bits 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
What is the function of RAID? A. Improve processing B. Improve Data Storage C. Improve graphics D. Improve Network speed Correct answer is: B. Improve Data Storage 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Primary key is a? A. Uniquely identifies each record B. Auto number is example of key C. Cannot be repeated D. All of these Correct answer is: D. All of these 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
A. Uniquely identifies each record B. Auto number is example of key C. Cannot be repeated D. All of these
What is the function of the VLOOKUP function in Excel? A. To perform a horizontal lookup B. To perform a calculation C. To perform a vertical lookup and return a value based on specific criteria D. To format data Correct answer is: C. To perform a vertical lookup and return a value based on specific criteria 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
A. To perform a horizontal lookup B. To perform a calculation C. To perform a vertical lookup and return a value based on specific criteria D. To format data
Foreign key is a? A. A column containing the primary key of another table B. Use to design data type C. Define null status D. A key used for encryption Correct answer is: A. A column containing the primary key of another table 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
A. A column containing the primary key of another table B. Use to design data type C. Define null status D. A key used for encryption
Which function is used the highest number in excel is found using the? A. MAX () B. MIN () C. AVERGE () D. COUNT () Correct answer is: A. MAX () 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar
Which language is used for AI? A. Python B. Lisp C. Ruby D. Java Correct answer is: A. Python 📖 Read Detailed Explanation → Computer Science MCQS Past Paper Computer Operator in Revenue Department Leave a Comment | Umar