1. Communication between a computer and a keyboard involves ______________ transmissiona) Automaticb) Half-duplexc) Full-duplexd) Simplex 2. The first Networka) CNNETb) NSFNETc) ASAPNETd) ARPANET 3. Which of this is not a network edge device? a) PCb) Smartphonesc) Serversd) Switch 4. A set of rules that governs data communication a) Protocolsb) Standardsc) RFCsd) None of the mentioned … Read more
1. MS Office provides help in many ways, which of these is one of them?A. What is this?B. Office AssistantC. Help menuD. All of the above 2. To advance rightward from one cell to the next in a table, press the _____ key.A. tabB. backspaceC. homeD. enter 3. Which key Deletes the character to the … Read more
1. All of the following are task performed by the operating system except A. Managing hardware on the computer B. Controlling the access that application program has to the CPU C. Performing housekeeping task like file compression and disk defragmentation D. Provides an interface for user to interact with computer 2. Which of the following … Read more
1. Which of the following shutdown method is often called Warm Boot? A. Shut Down B. Restart C. Sleep D. Hibernate 2. ______ is most often done after fixing a problem, adding a new program or making configuration change A. Shut Down B. Restart C. Sleep D. Hibernate 3. ___ is a compromise mode between … Read more
1. Who is the inventor of ABC Computer?A) John v. AtanasoffB) Clifford BerryC) Both of aboveD) None of above 2. Find out who is not the inventor of transistors among following namesA) John BurdeenB) William ShockleyC) Walter BrattainD) Lee de Forest 3. The computer size was very large inA) First GenerationB) Second GenerationC) Third GenerationD) … Read more
1. A kind of memory chip that stores data and instructions permanently is A. ROM B. SRAM C. EEPROM D. RAM 2. Which of the following ROM is most convenient to rewrite? A. EPROM B. EEPROM C. EAPROM D. DRAM 3. Which of the following port is used to connect DB-25 pin Modems or Scanners? … Read more
Generations of Computer Generation of computers is characterized by a major technological development that fundamentally changed the way computers operate, resulting in increasingly smaller, cheaper, more powerful, and more efficient and reliable devices. Here we are discussion briefly to understand and remember easily. Generation: First Period: 1946-1954 Technology: Vaccume Tube Language: Machine Language Important Computers: … Read more
1. The basic operations performed by a computer areA) Arithmetic operationB) Logical operationC) Storage and relativeD) All the above 2. UNIVAC isA) Unique Automatic ComputerB) Universal Array ComputerC) Universal Automatic ComputerD) Unvalued Automatic Computer3. Microprocessors as switching devices are for which generation computersA) First GenerationB) Second GenerationC) Third GenerationD) Fourth Generation4. What is the main … Read more
यद्यपि आप एक नई Microsoft Word फ़ाइल खोल सकते हैं और टेक्स्ट बॉक्स के बारे में चिंता किए बिना टाइप करना शुरू कर सकते हैं, आप अधिक टाइप कर सकते हैं और अधिक लचीलेपन के साथ डॉक्यूमेंट बना सकते हैं यदि आप उनका उपयोग करते हैं। Abode PageMaker के Layout Menu के एक-एक option को … Read more
Photoshop CS3 में पहली बार single column में toolbox को दर्शाया गया है हलाकि आप इसे पहले जैसा Two column में toolbox को दर्शाया जा सकता है, जिसके लिए toolbox के उपरी छोर के बाये कोने पर small arrow button पर क्लिक करना होगा. Move Tool यह tool selection या layer को image के नए … Read more