2/2 153 practice questions Nocti

What does a NIC do? (A. Stores data B. Connects computer to network C. Displays output D. Processes data)

B

Which device filters network traffic? (A. Switch B. Router C. Firewall D. Hub)

C

Which device connects multiple networks? (A. Hub B. Switch C. Router D. NIC)

C

Which storage device is fastest? (A. HDD B. SSD C. Tape D. CD)

B

Which storage is optical? (A. SSD B. HDD C. CD D. RAM)

C

Which storage is magnetic? (A. SSD B. HDD C. Flash D. Optical)

B

Which is non-volatile memory? (A. RAM B. Cache C. ROM D. Register)

C

What does BIOS do? (A. Stores files B. Boots system C. Displays output D. Connects network)

B

What is POST? (A. Boot test B. File storage C. Network protocol D. Output display)

A

What is firmware? (A. Hardware B. Software in ROM C. Network cable D. Input device)

B

What is a bit? (A. 8 bits B. Smallest data unit C. Storage device D. File type)

B

What is a kilobyte? (A. 1000 bytes B. 1024 bytes C. 2048 bytes D. 512 bytes)

B

What is a megabyte? (A. 1024 KB B. 1000 KB C. 512 KB D. 2048 KB)

A

What is a gigabyte? (A. 1024 MB B. 1000 MB C. 512 MB D. 2048 MB)

A

What is hexadecimal base? (A. 2 B. 8 C. 10 D. 16)

D

What is binary 1111 in decimal? (A. 14 B. 15 C. 16 D. 13)

B

What is decimal 8 in binary? (A. 1000 B. 1010 C. 1100 D. 1111)

A

What is logic in computing? (A. Hardware B. Decision making C. Storage D. Output)

B

What is an algorithm? (A. Program B. Step-by-step process C. Hardware D. Network)

B

What is debugging? (A. Creating bugs B. Fixing errors C. Deleting files D. Installing OS)

B

Which programming language is low-level? (A. Python B. Assembly C. Java D. HTML)

B

Which is high-level language? (A. Machine code B. Assembly C. Python D. Binary)

C

What is source code? (A. Executable file B. Program instructions C. Hardware D. Storage)

B

What is compiler? (A. Runs program B. Converts code C. Stores data D. Displays output)

B

What is interpreter? (A. Converts line-by-line B. Stores files C. Displays data D. Connects network)

A

What is flowchart? (A. Program B. Diagram of process C. Storage D. Output)

B

What is variable? (A. Constant B. Data holder C. Output D. Hardware)

B

What is loop? (A. Repeat action B. Stop process C. Input device D. Output)

A

What is condition? (A. Always run B. Decision point C. Hardware D. Storage)

B

What is syntax error? (A. Hardware failure B. Code mistake C. Network issue D. Storage error)

B

What is ESD? (A. Electrical shock B. Static discharge C. Power supply D. Cooling system)

B

What tool prevents ESD? (A. Gloves B. Wrist strap C. Monitor D. Software)

B

What should you do before opening PC? (A. Turn on B. Unplug power C. Install OS D. Connect network)

B

What extinguisher is used for electrical fires? (A. Water B. Class C C. Class A D. Foam)

B

What is contingency plan? (A. Backup plan B. Storage device C. Network tool D. Hardware)

A

What is risk assessment? (A. Ignore risk B. Identify threats C. Delete data D. Install OS)

B

What is system analysis? (A. Coding B. Understanding system needs C. Printing D. Networking)

B

What is requirement? (A. Optional B. Needed feature C. Hardware D. Output)

B

What is project scope? (A. Work boundaries B. Storage C. Network D. CPU)

A

What is timeline? (A. Schedule B. Storage C. Output D. Input)

A

Which topology is most reliable? (A. Star B. Mesh C. Bus D. Ring)

B

Which topology is cheapest? (A. Mesh B. Bus C. Star D. Ring)

B

Which topology uses central device? (A. Mesh B. Star C. Bus D. Ring)

B

Which protocol is fastest? (A. TCP B. UDP C. HTTP D. FTP)

B

What is packet? (A. Data unit B. Storage C. CPU D. Monitor)

A

What is bandwidth? (A. Storage B. Speed capacity C. CPU D. Output)

B

What is latency? (A. Delay B. Storage C. Speed D. Output)

A

What is jitter? (A. Variation in delay B. Speed C. Storage D. CPU)

A

What is throughput? (A. Data rate B. Storage C. CPU D. Output)

A

What is modem? (A. Converts signals B. Storage C. CPU D. Output)

A

What is cable modem? (A. Uses cable line B. Wireless C. Satellite D. Fiber)

A

What is fiber optic? (A. Electrical B. Light transmission C. Wireless D. Storage)

B

What is satellite internet? (A. Cable B. Space-based C. Wired D. Fiber)

B

What is dial-up? (A. Fast B. Slow connection C. Wireless D. Fiber)

B

What is T1? (A. High-speed line B. Storage C. CPU D. Output)

A

What is password policy? (A. Rules for passwords B. Storage C. CPU D. Output)

A

What is multi-factor authentication? (A. One password B. Multiple verification C. Storage D. Output)

B

What is data breach? (A. Secure data B. Exposed data C. Storage D. CPU)

B

What is intrusion? (A. Access attack B. Storage C. Output D. CPU)

A

What is patching? (A. Fix updates B. Storage C. CPU D. Output)

A

What is vulnerability? (A. Weakness B. Strength C. Storage D. CPU)

A

What is exploit? (A. Attack use B. Storage C. Output D. CPU)

A

What is access control? (A. Limit access B. Storage C. CPU D. Output)

A

What is audit? (A. Review logs B. Storage C. CPU D. Output)

A

What is logging? (A. Record events B. Storage C. CPU D. Output)

A

What is data integrity? (A. Accuracy B. Speed C. Storage D. Output)

A

What is availability? (A. Access when needed B. Storage C. CPU D. Output)

A

What is confidentiality? (A. Privacy B. Storage C. CPU D. Output)

A