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Questions in computers-and-technology

📝 Answered - C. Read the following statements and write 'T' for True and 'F' for False. 1. High-level language programs have to be converted into machine language by a translator program. 2. A compiler converts a high level language program into machine language, line by line. 3. Machine language uses mnemonic codes. 4. A decision box is represented by a diamond symbol. 5. A flowchart can have more than one Stop symbols. D. Answer the following questions. 1. What do you mean by computer language? 2. What is machine language? Explain.

📝 Answered - Which technology is best suited for transferring very large files? A. FTP B. BitTorrent C. Web-based transfer D. Email

📝 Answered - 1. Which of the following is NOT a mode of digital communication? A. Broadcasting B. Point-to-point communication C. Satellite communication D. Telecommunication 2. Which of the following is an example of an analog information source? A. Computer data B. Text C. Speech signal D. Binary code 3. Which process involves sampling, quantization, and encoding? A. Source encoding B. Channel encoding C. Formatting D. Modulation 4. Asynchronous transmission is best suited for which of the following? A. High-speed communication B. Low-speed communication C. Real-time audio and video D. Large data block 5. Which error correction method involves the receiver guessing the message using redundant bits? A. Forward error correction B. Retransmission C. Parity check D. Checksum 6. What is a key characteristic of synchronous transmission? A. Arbitrary delay between data items B. Continuous data flow without gaps C. Fixed intervals between data items D. Use of start and stop bits

📝 Answered - Select YES or NO for the activities that you follow while in the computer lab: a. Taking off shoes YES NO b. Opening the UPS YES NO c. Opening the monitor's power button YES NO d. Taking off the cover of computer YES NO e. Touching the computer screen YES NO f. Pressing keys too hard YES NO g. Shutting down the computer properly before leaving YES NO h. Closing the monitor button after the screen goes off YES NO i. Covering the computer properly before leaving lab YES NO j. Arranging the seats properly before leaving YES NO

📝 Answered - Which term refers to a standard computer keyboard? A. QWERTY B. Stankey C. Arabic D. ASDFGH

📝 Answered - 29. One of the following critical resources needs to be considered in system infrastructure design plan for any system development: A) Procedure B) Time requirement C) Network and Hardware resources D) Performance of user 30. Among the following, which one is used for communication between the web server and the database server? A) Native support B) Common Gateway Interface (CGI) script C) Middleware D) Java Database Connectivity (JDBC) 31. Assume that you are asked to design the logical view of the database for ABC PLC. As a database expert which one clearly shows the skeleton structure that defines how the data is organized and how the relationships are associated? A) Database Manipulation B) Database Schema C) Database Retrieval D) Database Architecture 32. Which process involves developing an approximation of the cost of resources needed to complete a project? A) Finalizing the cost baseline B) Estimating costs C) Controlling costs D) Determining the budget 33. Which one of the following is the feature of the database? A) Lack of authentication B) Store data in multiple locations C) User interface provided D) No backup for the data stored 34. Commercial Bank of Ethiopia would like to distribute to all branches about business applications across multiple locations and computer systems, reserving the data center for web server, database, and telecommunications function. This is example of: A) Technology Architecture Planning B) Enterprise Resource Planning (ERP) C) Applications Architecture Planning D) Strategic Planning 35. Which two features of OOP are the same? A) Encapsulation and Polymorphism B) Inheritance and Encapsulation C) Encapsulation and Abstraction D) Abstraction and Polymorphism 36. The process finding the defect and suggesting improvements about the system quality is: A) Prevent and Recovery B) Total Quality Management C) Quality Planning D) Process Management 37. From computer maintenance procedures which one is the process of recognizing the data stored on the hard drive so that related pieces of data are put back together, all lined up in a continuous fashion: A) Defragmenter B) Disk formatter C) Antivirus D) Memory Partitioning 38. Mr. Alemu was ICT technician for ABC PLC. He is responsible for interpreting system requests and specifications, site preparation and user training, and contact point for customers. This skill is: A) Team management B) Customer relations C) Leadership D) Conflict Management 39. You are a database developer for an insurance company. One and only one product manager manage every insurance policy. One product manager can manage many policies. How can you represent that information in the database? A) Create another entity, which contains policy ID and the manager ID B) Include the manager ID in the Policies entity C) Include the manager ID in the policies entity and the policy ID in the manager's entity D) Include the policy ID in the Managers entity 40. The horizontal bar chart that depicts project task against the calendar: A) Manning B) Functional break down C) Budget breaks down D) Schedule 41. The last step of the analyst's approach to problem solving is: A) Decide which solution is best, and make a recommendation B) Verify that the benefits of solving the problem outweigh the costs C) Monitor to make sure that you obtain the desired results D) Implement the solution 42. Which one of the following is included in web and database need strategy? A) Evaluate current financial requirement B) Evaluate the impact of changes C) Business benefit D) People involvement

📝 Answered - Which file format is specifically designed to present documents in a manner independent of application software, hardware, and operating systems? A. PDF B. TIFF C. JPEG D. PNG

📝 Answered - Which question helps determine if a website is meant for a certain audience? A. When was the website created? B. What bias does the website show? C. Is the information on the website relevant? D. Where can website claims be confirmed?

📝 Answered - Which of the following is always true about the feature program? A. Beta features provide technical support. B. Alpha features are not available to the public. C. Alpha and Beta features offer Service Level Agreements (SLAs). D. Alpha features are documented.

📝 Answered - One PLC can replace the thousands of individual relays and timers that were used in earlier automation systems. Is this statement TRUE or FALSE?