What category of application package does microsoft excel belong to ?
- A. Word processing package
- B. Graphics packages
- C. Database management packages
- D. Spreadsheet packages
The following are input devices except.
- A. mouse
- B. monitor
- C. Keyboard
- D. joystick
A computer code that spreads without the user interaction and can cause network performance problem is
- A. a trojan
- B. a computer worm
- C. a spyware
- D. a computer virus
The logic gate in the figure above is
- A. XNOR gate
- B. NOT gate
- C. XOR gate
- D. OR gate
A set of moral principles that regulate the use of computers is called
- A. cyber security guidelines
- B. computer ethics
- C. computer safety laws
- D. computer rules
The type of computers that are designed to perform complex calculations extremely rapidly are called ?
- A. supercomputer
- B. micro computers
- C. laptops
- D. mainframe computer
When records are given a new value, it is called
- A. updation
- B. insertion
- C. deletion
- D. retrieval
Which of the following is used for modulation and demodulation ?
- A. Gateway
- B. Protocol
- C. Modem
- D. Multiplex
Which of the following is not a type of computer on the basis of operation?
- A. Remote
- B. Hybrid
- C. Analog
- D. Digital
_______ is the process of finding errors and fixing them within a program.
- A. Compiling
- B. Executing
- C. Debugging
- D. Scanning
Which of these is not a job of the operating system
- A. Stopping unauthorised users accessing files that do not belong to them
- B. Handling HTTP requests for Web pages
- C. Allocating memory to programs that are running on the computer
- D. none of the above
_________ are programmes that affect the effectiveness of a computer system.
- A. bugs
- B. virus
- C. anti virus
- D. none of the above
What does ICT stand for?
- A. information and community technology
- B. Internet and communication technology
- C. information and communication technology
- D. Internet access communication technologies
Computers that are portable and convenient for users who travel are known as _________________
- A. Super computers
- B. Laptops
- C. Mini computers
- D. File servers
What kind of data is processed by an analog computer?
- A. Discrete data
- B. Intermittent
- C. Discretely varying
- D. Continuously varying data
What is the major purpose of application software?
- A. oversee the running of the computer
- B. utilities
- C. database management
- D. recreation
___________ is the combination of already processed _____________
- A. information /data
- B. data /information
- C. information /instructions
- D. instructions /Data
What differs a system software from application software?
- A. ability to multi task
- B. being minimal in terms of space
- C. presence of cache memory
- D. unique programs installed by the creators to help run the computer
___________ booting is done by turning on the computer at first instance.
- A. hot
- B. spicy
- C. cold
- D. cool
Which of these is not a programming language
- A. HTML
- B. Java
- C. C++
- D. ios
Binary coded decimals (BCD) numbers express each digit as a ___________
- A. byte
- B. nibble
- C. bit
- D. All of the above